./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product19.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_spec2_product19.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 d96f41c83679efe744540e7fde7918287d6cc79be28bb1ad9b63bf8e0d07ce19 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 17:13:31,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 17:13:31,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 17:13:31,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 17:13:31,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 17:13:31,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 17:13:31,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 17:13:31,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 17:13:31,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 17:13:31,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 17:13:31,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 17:13:31,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 17:13:31,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 17:13:31,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 17:13:31,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 17:13:31,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 17:13:31,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 17:13:31,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 17:13:31,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 17:13:31,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 17:13:31,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 17:13:31,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 17:13:31,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 17:13:31,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 17:13:31,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 17:13:31,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 17:13:31,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 17:13:31,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 17:13:31,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 17:13:31,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 17:13:31,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 17:13:31,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 17:13:31,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 17:13:31,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 17:13:31,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 17:13:31,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 17:13:31,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 17:13:31,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 17:13:31,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 17:13:31,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 17:13:31,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 17:13:31,430 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-15 17:13:31,452 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 17:13:31,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 17:13:31,453 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 17:13:31,453 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 17:13:31,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 17:13:31,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 17:13:31,454 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 17:13:31,454 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-15 17:13:31,454 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-15 17:13:31,455 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-15 17:13:31,455 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-15 17:13:31,455 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-15 17:13:31,456 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-15 17:13:31,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 17:13:31,456 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 17:13:31,456 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 17:13:31,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 17:13:31,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 17:13:31,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 17:13:31,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-15 17:13:31,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 17:13:31,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 17:13:31,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 17:13:31,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 17:13:31,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 17:13:31,459 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-15 17:13:31,459 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d96f41c83679efe744540e7fde7918287d6cc79be28bb1ad9b63bf8e0d07ce19 [2021-12-15 17:13:31,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 17:13:31,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 17:13:31,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 17:13:31,689 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 17:13:31,689 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 17:13:31,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2021-12-15 17:13:31,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f870dbce/2cfdd337be7d4d048232751a8ec8e548/FLAG1aabc9268 [2021-12-15 17:13:32,222 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 17:13:32,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2021-12-15 17:13:32,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f870dbce/2cfdd337be7d4d048232751a8ec8e548/FLAG1aabc9268 [2021-12-15 17:13:32,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f870dbce/2cfdd337be7d4d048232751a8ec8e548 [2021-12-15 17:13:32,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 17:13:32,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 17:13:32,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 17:13:32,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 17:13:32,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 17:13:32,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:13:32" (1/1) ... [2021-12-15 17:13:32,776 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 05:13:32, skipping insertion in model container [2021-12-15 17:13:32,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:13:32" (1/1) ... [2021-12-15 17:13:32,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 17:13:32,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 17:13:33,146 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_spec2_product19.cil.c[34453,34466] [2021-12-15 17:13:33,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:13:33,218 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 17:13:33,255 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_spec2_product19.cil.c[34453,34466] [2021-12-15 17:13:33,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:13:33,303 INFO L208 MainTranslator]: Completed translation [2021-12-15 17:13:33,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33 WrapperNode [2021-12-15 17:13:33,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 17:13:33,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 17:13:33,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 17:13:33,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 17:13:33,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,486 INFO L137 Inliner]: procedures = 94, calls = 340, calls flagged for inlining = 193, calls inlined = 306, statements flattened = 9056 [2021-12-15 17:13:33,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 17:13:33,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 17:13:33,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 17:13:33,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 17:13:33,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 17:13:33,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 17:13:33,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 17:13:33,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 17:13:33,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (1/1) ... [2021-12-15 17:13:33,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:13:33,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:13:33,706 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 17:13:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 17:13:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 17:13:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 17:13:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 17:13:33,712 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 17:13:33,884 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 17:13:33,885 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 17:13:36,288 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 17:13:36,312 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 17:13:36,312 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 17:13:36,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:13:36 BoogieIcfgContainer [2021-12-15 17:13:36,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 17:13:36,318 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-15 17:13:36,318 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-15 17:13:36,320 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-15 17:13:36,321 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:13:36,321 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.12 05:13:32" (1/3) ... [2021-12-15 17:13:36,322 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6c6a1f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:13:36, skipping insertion in model container [2021-12-15 17:13:36,322 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:13:36,322 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:33" (2/3) ... [2021-12-15 17:13:36,322 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6c6a1f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:13:36, skipping insertion in model container [2021-12-15 17:13:36,323 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:13:36,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:13:36" (3/3) ... [2021-12-15 17:13:36,324 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product19.cil.c [2021-12-15 17:13:36,357 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-15 17:13:36,357 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-15 17:13:36,357 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-15 17:13:36,357 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-15 17:13:36,357 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-15 17:13:36,358 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-15 17:13:36,358 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-15 17:13:36,358 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-15 17:13:36,431 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2563 states, 2562 states have (on average 1.860265417642467) internal successors, (4766), 2562 states have internal predecessors, (4766), 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 17:13:36,492 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1265 [2021-12-15 17:13:36,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:36,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:36,503 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] [2021-12-15 17:13:36,503 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 17:13:36,503 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-15 17:13:36,508 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2563 states, 2562 states have (on average 1.860265417642467) internal successors, (4766), 2562 states have internal predecessors, (4766), 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 17:13:36,527 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1265 [2021-12-15 17:13:36,527 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:36,527 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:36,530 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] [2021-12-15 17:13:36,530 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 17:13:36,535 INFO L791 eck$LassoCheckResult]: Stem: 590#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(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 2448#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret108#1, main_~retValue_acc~24#1, main_~tmp~23#1;havoc main_~retValue_acc~24#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 710#L3415true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2363#L3408true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~29#1;havoc valid_product_~retValue_acc~29#1;valid_product_~retValue_acc~29#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~29#1; 775#L3423true main_#t~ret108#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret108#1;havoc main_#t~ret108#1; 1940#L3013true assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true; 1857#L2985true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1787#L2296true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret101#1, bigMacCall_~tmp~20#1;havoc bigMacCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~21#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~21#1; 1572#L2507true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~21#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~21#1; 1655#L2532true bigMacCall_#t~ret101#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~20#1 := bigMacCall_#t~ret101#1;havoc bigMacCall_#t~ret101#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2152#L1960true assume 0 == initPersonOnFloor_~floor#1; 1837#L1961true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 218#L2068-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2540#L1752true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 1999#L1764-2true assume { :end_inline_callOnFloor } true; 306#L2104true assume { :end_inline_initPersonOnFloor } true; 2015#L2790true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret102#1, cleanup_#t~ret103#1, cleanup_~i~3#1, cleanup_~tmp~21#1, cleanup_~tmp___0~11#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~21#1;havoc cleanup_~tmp___0~11#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 2104#L1689true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 2153#L1716true isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 862#L1583true stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 1332#L967true assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 816#L298true stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 873#L971true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1960#L984true timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 1496#L1120true assume !(0 != timeShift_~tmp___9~2#1); 1341#L1211true assume !(1 == ~doorState~0); 1966#L1211-2true 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 1127#L1689-3true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 1788#L1716-3true isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 1310#L1583-1true stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 2070#L850true assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 1656#L298-1true stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 1786#L863true timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 2371#L1219true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 2466#L907true assume !(1 == ~currentHeading~0); 1407#L917true assume !(0 == ~currentFloorID~0); 313#L917-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 704#L923-1true assume { :end_inline_continueInDirection } true; 1213#L1228-2true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 1013#L298-3true __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 2387#L2341true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2124#L2342true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 1513#L307true __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 512#L2346true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 1806#L2401true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 840#L1243true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 2515#L2817-2true [2021-12-15 17:13:36,536 INFO L793 eck$LassoCheckResult]: Loop: 2515#L2817-2true assume !false; 335#L2818true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1284#L2821true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~0#1;havoc isBlocked_~retValue_acc~0#1;isBlocked_~retValue_acc~0#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~0#1; 361#L140true cleanup_#t~ret102#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~11#1 := cleanup_#t~ret102#1;havoc cleanup_#t~ret102#1; 338#L2825true assume 1 != cleanup_~tmp___0~11#1; 1298#L2825-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret11#1, isIdle_~retValue_acc~7#1, isIdle_~tmp~3#1;havoc isIdle_~retValue_acc~7#1;havoc isIdle_~tmp~3#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret6#1, anyStopRequested_#t~ret7#1, anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_~retValue_acc~6#1, anyStopRequested_~tmp~2#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~6#1;havoc anyStopRequested_~tmp~2#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 1811#L1689-25true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 1538#L1716-25true anyStopRequested_#t~ret6#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret6#1;havoc anyStopRequested_#t~ret6#1; 829#L406true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~6#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; 1069#L470true isIdle_#t~ret11#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~3#1 := isIdle_#t~ret11#1;havoc isIdle_#t~ret11#1;isIdle_~retValue_acc~7#1 := (if 0 == isIdle_~tmp~3#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~7#1; 570#L483true cleanup_#t~ret103#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~21#1 := cleanup_#t~ret103#1;havoc cleanup_#t~ret103#1; 1559#L2837true assume !(0 != cleanup_~tmp~21#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 1801#L1689-30true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 257#L1716-30true isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 711#L1583-3true stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 450#L967-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 948#L298-4true stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 1992#L971-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1197#L984-1true timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 1653#L1120-2true assume !(0 != timeShift_~tmp___9~2#1); 1017#L1211-3true assume 1 == ~doorState~0;~doorState~0 := 0; 457#L1211-5true 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 327#L1689-33true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 1506#L1716-33true isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 1536#L1583-4true stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 1263#L850-2true assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 653#L298-5true stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 1862#L863-2true timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 879#L1219-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 314#L907-3true assume !(1 == ~currentHeading~0); 28#L917-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 737#L917-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 16#L923-7true assume { :end_inline_continueInDirection } true; 219#L1228-5true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 1728#L298-7true __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 1438#L2341-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1125#L2342-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 1524#L307-5true __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 1179#L2346-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 1933#L2401-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1931#L1243-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 2515#L2817-2true [2021-12-15 17:13:36,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:36,540 INFO L85 PathProgramCache]: Analyzing trace with hash 862588925, now seen corresponding path program 1 times [2021-12-15 17:13:36,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:36,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409927313] [2021-12-15 17:13:36,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:36,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:36,714 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 17:13:36,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:36,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409927313] [2021-12-15 17:13:36,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409927313] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:36,716 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:36,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:36,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726858422] [2021-12-15 17:13:36,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:36,720 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:36,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:36,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1084686132, now seen corresponding path program 1 times [2021-12-15 17:13:36,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:36,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153878062] [2021-12-15 17:13:36,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:36,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:36,783 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 17:13:36,784 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:36,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153878062] [2021-12-15 17:13:36,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153878062] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:36,784 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:36,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-15 17:13:36,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085889695] [2021-12-15 17:13:36,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:36,786 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:13:36,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:13:36,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-15 17:13:36,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-15 17:13:36,813 INFO L87 Difference]: Start difference. First operand has 2563 states, 2562 states have (on average 1.860265417642467) internal successors, (4766), 2562 states have internal predecessors, (4766), 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 17:13:39,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:13:39,539 INFO L93 Difference]: Finished difference Result 19444 states and 35933 transitions. [2021-12-15 17:13:39,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-15 17:13:39,543 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19444 states and 35933 transitions. [2021-12-15 17:13:39,708 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9328 [2021-12-15 17:13:39,808 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19444 states to 19264 states and 35737 transitions. [2021-12-15 17:13:39,809 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19264 [2021-12-15 17:13:39,828 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19264 [2021-12-15 17:13:39,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19264 states and 35737 transitions. [2021-12-15 17:13:39,861 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:13:39,861 INFO L681 BuchiCegarLoop]: Abstraction has 19264 states and 35737 transitions. [2021-12-15 17:13:39,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19264 states and 35737 transitions. [2021-12-15 17:13:40,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19264 to 7306. [2021-12-15 17:13:40,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7306 states, 7306 states have (on average 1.8571037503421846) internal successors, (13568), 7305 states have internal predecessors, (13568), 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 17:13:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7306 states to 7306 states and 13568 transitions. [2021-12-15 17:13:40,078 INFO L704 BuchiCegarLoop]: Abstraction has 7306 states and 13568 transitions. [2021-12-15 17:13:40,079 INFO L587 BuchiCegarLoop]: Abstraction has 7306 states and 13568 transitions. [2021-12-15 17:13:40,079 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-15 17:13:40,079 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7306 states and 13568 transitions. [2021-12-15 17:13:40,104 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3704 [2021-12-15 17:13:40,104 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:40,104 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:40,106 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] [2021-12-15 17:13:40,106 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 17:13:40,107 INFO L791 eck$LassoCheckResult]: Stem: 23226#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(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 23227#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret108#1, main_~retValue_acc~24#1, main_~tmp~23#1;havoc main_~retValue_acc~24#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 23398#L3415 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 23399#L3408 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~29#1;havoc valid_product_~retValue_acc~29#1;valid_product_~retValue_acc~29#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~29#1; 23495#L3423 main_#t~ret108#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret108#1;havoc main_#t~ret108#1; 23496#L3013 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true; 24498#L2985 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 24449#L2296 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret101#1, bigMacCall_~tmp~20#1;havoc bigMacCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~21#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~21#1; 24328#L2507 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~21#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~21#1; 22081#L2532 bigMacCall_#t~ret101#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~20#1 := bigMacCall_#t~ret101#1;havoc bigMacCall_#t~ret101#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 24375#L1960 assume 0 == initPersonOnFloor_~floor#1; 24480#L1961 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 22176#L2068-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 22543#L1752 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 23181#L1764-2 assume { :end_inline_callOnFloor } true; 22708#L2104 assume { :end_inline_initPersonOnFloor } true; 22709#L2790 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret102#1, cleanup_#t~ret103#1, cleanup_~i~3#1, cleanup_~tmp~21#1, cleanup_~tmp___0~11#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~21#1;havoc cleanup_~tmp___0~11#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 24574#L1689 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 24616#L1716 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 23611#L1583 stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 23612#L967 assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 23549#L298 stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 23550#L971 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 23627#L984 timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 27991#L1120 assume !(0 != timeShift_~tmp___9~2#1); 27992#L1211 assume !(1 == ~doorState~0); 29192#L1211-2 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 29191#L1689-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 29190#L1716-3 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 29189#L1583-1 stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 29187#L850 assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 29188#L298-1 stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 29196#L863 timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 29194#L1219 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 29193#L907 assume !(1 == ~currentHeading~0); 24184#L917 assume !(0 == ~currentFloorID~0); 22724#L917-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 22725#L923-1 assume { :end_inline_continueInDirection } true; 23136#L1228-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 23790#L298-3 __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 23791#L2341 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 24625#L2342 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 24278#L307 __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 24279#L2346 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 27398#L2401 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 27396#L1243 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 27395#L2817-2 [2021-12-15 17:13:40,107 INFO L793 eck$LassoCheckResult]: Loop: 27395#L2817-2 assume !false; 27394#L2818 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 27393#L2821 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~0#1;havoc isBlocked_~retValue_acc~0#1;isBlocked_~retValue_acc~0#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~0#1; 27392#L140 cleanup_#t~ret102#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~11#1 := cleanup_#t~ret102#1;havoc cleanup_#t~ret102#1; 27391#L2825 assume 1 != cleanup_~tmp___0~11#1; 27390#L2825-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret11#1, isIdle_~retValue_acc~7#1, isIdle_~tmp~3#1;havoc isIdle_~retValue_acc~7#1;havoc isIdle_~tmp~3#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret6#1, anyStopRequested_#t~ret7#1, anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_~retValue_acc~6#1, anyStopRequested_~tmp~2#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~6#1;havoc anyStopRequested_~tmp~2#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 27389#L1689-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 27388#L1716-25 anyStopRequested_#t~ret6#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret6#1;havoc anyStopRequested_#t~ret6#1; 27378#L406 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~6#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; 27373#L470 isIdle_#t~ret11#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~3#1 := isIdle_#t~ret11#1;havoc isIdle_#t~ret11#1;isIdle_~retValue_acc~7#1 := (if 0 == isIdle_~tmp~3#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~7#1; 27372#L483 cleanup_#t~ret103#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~21#1 := cleanup_#t~ret103#1;havoc cleanup_#t~ret103#1; 24919#L2837 assume !(0 != cleanup_~tmp~21#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 24918#L1689-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 24727#L1716-30 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 24896#L1583-3 stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 24893#L967-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 24892#L298-4 stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 24891#L971-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 24566#L984-1 timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 28967#L1120-2 assume !(0 != timeShift_~tmp___9~2#1); 28968#L1211-3 assume 1 == ~doorState~0;~doorState~0 := 0; 29235#L1211-5 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 29234#L1689-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 29233#L1716-33 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 29232#L1583-4 stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 24046#L850-2 assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 24048#L298-5 stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 29231#L863-2 timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 29230#L1219-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 22726#L907-3 assume !(1 == ~currentHeading~0); 22114#L917-9 assume !(0 == ~currentFloorID~0); 22115#L917-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 22083#L923-7 assume { :end_inline_continueInDirection } true; 22084#L1228-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 22544#L298-7 __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 24213#L2341-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 23908#L2342-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 23910#L307-5 __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 23967#L2346-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 23078#L2401-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 27397#L1243-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 27395#L2817-2 [2021-12-15 17:13:40,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:40,108 INFO L85 PathProgramCache]: Analyzing trace with hash 862588925, now seen corresponding path program 2 times [2021-12-15 17:13:40,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:40,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896695478] [2021-12-15 17:13:40,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:40,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:40,148 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 17:13:40,148 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:40,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896695478] [2021-12-15 17:13:40,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896695478] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:40,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:40,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:40,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013299630] [2021-12-15 17:13:40,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:40,150 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:40,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:40,150 INFO L85 PathProgramCache]: Analyzing trace with hash -383621554, now seen corresponding path program 1 times [2021-12-15 17:13:40,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:40,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247148553] [2021-12-15 17:13:40,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:40,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:40,173 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 17:13:40,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:40,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247148553] [2021-12-15 17:13:40,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247148553] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:40,174 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:40,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:40,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191483053] [2021-12-15 17:13:40,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:40,175 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:13:40,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:13:40,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 17:13:40,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 17:13:40,176 INFO L87 Difference]: Start difference. First operand 7306 states and 13568 transitions. cyclomatic complexity: 6264 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 17:13:40,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:13:40,372 INFO L93 Difference]: Finished difference Result 11042 states and 20466 transitions. [2021-12-15 17:13:40,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 17:13:40,374 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11042 states and 20466 transitions. [2021-12-15 17:13:40,417 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7380 [2021-12-15 17:13:40,457 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11042 states to 11042 states and 20466 transitions. [2021-12-15 17:13:40,458 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11042 [2021-12-15 17:13:40,473 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11042 [2021-12-15 17:13:40,474 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11042 states and 20466 transitions. [2021-12-15 17:13:40,485 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:13:40,485 INFO L681 BuchiCegarLoop]: Abstraction has 11042 states and 20466 transitions. [2021-12-15 17:13:40,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11042 states and 20466 transitions. [2021-12-15 17:13:40,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11042 to 11034. [2021-12-15 17:13:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11034 states, 11034 states have (on average 1.8537248504622077) internal successors, (20454), 11033 states have internal predecessors, (20454), 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 17:13:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11034 states to 11034 states and 20454 transitions. [2021-12-15 17:13:40,649 INFO L704 BuchiCegarLoop]: Abstraction has 11034 states and 20454 transitions. [2021-12-15 17:13:40,649 INFO L587 BuchiCegarLoop]: Abstraction has 11034 states and 20454 transitions. [2021-12-15 17:13:40,649 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-15 17:13:40,649 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11034 states and 20454 transitions. [2021-12-15 17:13:40,682 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7372 [2021-12-15 17:13:40,683 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:40,683 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:40,732 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] [2021-12-15 17:13:40,733 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 17:13:40,733 INFO L791 eck$LassoCheckResult]: Stem: 41588#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(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 41589#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret108#1, main_~retValue_acc~24#1, main_~tmp~23#1;havoc main_~retValue_acc~24#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 41765#L3415 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 41766#L3408 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~29#1;havoc valid_product_~retValue_acc~29#1;valid_product_~retValue_acc~29#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~29#1; 41859#L3423 main_#t~ret108#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret108#1;havoc main_#t~ret108#1; 41860#L3013 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true; 42895#L2985 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 42844#L2296 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret101#1, bigMacCall_~tmp~20#1;havoc bigMacCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~21#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~21#1; 42710#L2507 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~21#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~21#1; 40436#L2532 bigMacCall_#t~ret101#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~20#1 := bigMacCall_#t~ret101#1;havoc bigMacCall_#t~ret101#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 42763#L1960 assume 0 == initPersonOnFloor_~floor#1; 42873#L1961 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 40531#L2068-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 40899#L1752 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 41544#L1764-2 assume { :end_inline_callOnFloor } true; 41070#L2104 assume { :end_inline_initPersonOnFloor } true; 41071#L2790 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret102#1, cleanup_#t~ret103#1, cleanup_~i~3#1, cleanup_~tmp~21#1, cleanup_~tmp___0~11#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~21#1;havoc cleanup_~tmp___0~11#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 42973#L1689 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 43023#L1716 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 41974#L1583 stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 41975#L967 assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 41913#L298 stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 41914#L971 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 41990#L984 timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 42643#L1120 assume !(0 != timeShift_~tmp___9~2#1); 42500#L1211 assume !(1 == ~doorState~0); 42501#L1211-2 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 42956#L1689-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 44402#L1716-3 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 44400#L1583-1 stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 44360#L850 assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 44358#L298-1 stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 44357#L863 timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 44355#L1219 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 44356#L907 assume !(1 == ~currentHeading~0); 44605#L917 assume !(0 == ~currentFloorID~0); 41086#L917-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 41087#L923-1 assume { :end_inline_continueInDirection } true; 46319#L1228-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 46318#L298-3 __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 46317#L2341 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 46316#L2342 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 46315#L307 __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 46312#L2346 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 44887#L2401 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 44883#L1243 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 44882#L2817-2 [2021-12-15 17:13:40,733 INFO L793 eck$LassoCheckResult]: Loop: 44882#L2817-2 assume !false; 44881#L2818 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 44880#L2821 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~0#1;havoc isBlocked_~retValue_acc~0#1;isBlocked_~retValue_acc~0#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~0#1; 44879#L140 cleanup_#t~ret102#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~11#1 := cleanup_#t~ret102#1;havoc cleanup_#t~ret102#1; 44878#L2825 assume 1 != cleanup_~tmp___0~11#1; 44877#L2825-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret11#1, isIdle_~retValue_acc~7#1, isIdle_~tmp~3#1;havoc isIdle_~retValue_acc~7#1;havoc isIdle_~tmp~3#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret6#1, anyStopRequested_#t~ret7#1, anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_~retValue_acc~6#1, anyStopRequested_~tmp~2#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~6#1;havoc anyStopRequested_~tmp~2#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 44872#L1689-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 44869#L1716-25 anyStopRequested_#t~ret6#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret6#1;havoc anyStopRequested_#t~ret6#1; 44870#L406 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~6#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; 45598#L470 isIdle_#t~ret11#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~3#1 := isIdle_#t~ret11#1;havoc isIdle_#t~ret11#1;isIdle_~retValue_acc~7#1 := (if 0 == isIdle_~tmp~3#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~7#1; 45596#L483 cleanup_#t~ret103#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~21#1 := cleanup_#t~ret103#1;havoc cleanup_#t~ret103#1; 45592#L2837 assume !(0 != cleanup_~tmp~21#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 44676#L1689-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 43213#L1716-30 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 44668#L1583-3 stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 44662#L967-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 44657#L298-4 stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 44655#L971-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 42963#L984-1 timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 45560#L1120-2 assume !(0 != timeShift_~tmp___9~2#1); 45559#L1211-3 assume 1 == ~doorState~0;~doorState~0 := 0; 45558#L1211-5 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 41110#L1689-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 41111#L1716-33 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 42653#L1583-4 stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 42425#L850-2 assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 41682#L298-5 stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 41683#L863-2 timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 41995#L1219-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 41997#L907-3 assume !(1 == ~currentHeading~0); 45808#L917-9 assume !(0 == ~currentFloorID~0); 43061#L917-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 40438#L923-7 assume { :end_inline_continueInDirection } true; 40439#L1228-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 45347#L298-7 __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 45346#L2341-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 45343#L2342-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 45345#L307-5 __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 45417#L2346-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 46211#L2401-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 44884#L1243-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 44882#L2817-2 [2021-12-15 17:13:40,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:40,734 INFO L85 PathProgramCache]: Analyzing trace with hash 862588925, now seen corresponding path program 3 times [2021-12-15 17:13:40,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:40,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424192214] [2021-12-15 17:13:40,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:40,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:40,762 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 17:13:40,763 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:40,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424192214] [2021-12-15 17:13:40,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424192214] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:40,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:40,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:40,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813273384] [2021-12-15 17:13:40,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:40,764 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:40,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:40,764 INFO L85 PathProgramCache]: Analyzing trace with hash -776648564, now seen corresponding path program 1 times [2021-12-15 17:13:40,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:40,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091807370] [2021-12-15 17:13:40,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:40,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:40,805 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 17:13:40,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:40,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091807370] [2021-12-15 17:13:40,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091807370] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:40,806 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:40,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-15 17:13:40,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215009552] [2021-12-15 17:13:40,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:40,806 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:13:40,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:13:40,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 17:13:40,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 17:13:40,807 INFO L87 Difference]: Start difference. First operand 11034 states and 20454 transitions. cyclomatic complexity: 9422 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 17:13:41,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:13:41,191 INFO L93 Difference]: Finished difference Result 39719 states and 73312 transitions. [2021-12-15 17:13:41,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 17:13:41,192 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39719 states and 73312 transitions. [2021-12-15 17:13:41,489 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 34926 [2021-12-15 17:13:41,749 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39719 states to 39719 states and 73312 transitions. [2021-12-15 17:13:41,749 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39719 [2021-12-15 17:13:41,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39719 [2021-12-15 17:13:41,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39719 states and 73312 transitions. [2021-12-15 17:13:41,861 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:13:41,861 INFO L681 BuchiCegarLoop]: Abstraction has 39719 states and 73312 transitions. [2021-12-15 17:13:41,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39719 states and 73312 transitions. [2021-12-15 17:13:42,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39719 to 14039. [2021-12-15 17:13:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14039 states, 14039 states have (on average 1.8408718569698697) internal successors, (25844), 14038 states have internal predecessors, (25844), 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 17:13:42,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14039 states to 14039 states and 25844 transitions. [2021-12-15 17:13:42,347 INFO L704 BuchiCegarLoop]: Abstraction has 14039 states and 25844 transitions. [2021-12-15 17:13:42,347 INFO L587 BuchiCegarLoop]: Abstraction has 14039 states and 25844 transitions. [2021-12-15 17:13:42,347 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-15 17:13:42,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14039 states and 25844 transitions. [2021-12-15 17:13:42,441 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9440 [2021-12-15 17:13:42,441 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:42,441 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:42,445 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] [2021-12-15 17:13:42,445 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 17:13:42,445 INFO L791 eck$LassoCheckResult]: Stem: 92386#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(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 92387#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret108#1, main_~retValue_acc~24#1, main_~tmp~23#1;havoc main_~retValue_acc~24#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 92566#L3415 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 92567#L3408 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~29#1;havoc valid_product_~retValue_acc~29#1;valid_product_~retValue_acc~29#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~29#1; 92666#L3423 main_#t~ret108#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret108#1;havoc main_#t~ret108#1; 92667#L3013 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true; 93790#L2985 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 93730#L2296 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret101#1, bigMacCall_~tmp~20#1;havoc bigMacCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~21#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~21#1; 93572#L2507 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~21#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~21#1; 91208#L2532 bigMacCall_#t~ret101#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~20#1 := bigMacCall_#t~ret101#1;havoc bigMacCall_#t~ret101#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 93639#L1960 assume 0 == initPersonOnFloor_~floor#1; 93768#L1961 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 91302#L2068-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 91675#L1752 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 92340#L1764-2 assume { :end_inline_callOnFloor } true; 91850#L2104 assume { :end_inline_initPersonOnFloor } true; 91851#L2790 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret102#1, cleanup_#t~ret103#1, cleanup_~i~3#1, cleanup_~tmp~21#1, cleanup_~tmp___0~11#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~21#1;havoc cleanup_~tmp___0~11#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 93878#L1689 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 93938#L1716 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 92786#L1583 stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 92787#L967 assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 92723#L298 stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 92724#L971 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 92803#L984 timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 93855#L1120 assume !(0 != timeShift_~tmp___9~2#1); 93338#L1211 assume !(1 == ~doorState~0); 93340#L1211-2 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 99901#L1689-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 99900#L1716-3 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 99899#L1583-1 stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 93916#L850 assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 93917#L298-1 stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 99839#L863 timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 99837#L1219 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 99838#L907 assume !(1 == ~currentHeading~0); 93413#L917 assume !(0 == ~currentFloorID~0); 93167#L917-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 100119#L923-1 assume { :end_inline_continueInDirection } true; 93206#L1228-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 93207#L298-3 __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 94054#L2341 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 94055#L2342 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 93517#L307 __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 93518#L2346 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 102488#L2401 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 102486#L1243 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 102485#L2817-2 [2021-12-15 17:13:42,446 INFO L793 eck$LassoCheckResult]: Loop: 102485#L2817-2 assume !false; 102484#L2818 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 102483#L2821 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~0#1;havoc isBlocked_~retValue_acc~0#1;isBlocked_~retValue_acc~0#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~0#1; 102482#L140 cleanup_#t~ret102#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~11#1 := cleanup_#t~ret102#1;havoc cleanup_#t~ret102#1; 102481#L2825 assume 1 != cleanup_~tmp___0~11#1; 102480#L2825-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret11#1, isIdle_~retValue_acc~7#1, isIdle_~tmp~3#1;havoc isIdle_~retValue_acc~7#1;havoc isIdle_~tmp~3#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret6#1, anyStopRequested_#t~ret7#1, anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_~retValue_acc~6#1, anyStopRequested_~tmp~2#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~6#1;havoc anyStopRequested_~tmp~2#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 102479#L1689-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 102478#L1716-25 anyStopRequested_#t~ret6#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret6#1;havoc anyStopRequested_#t~ret6#1; 102349#L406 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~6#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; 102340#L470 isIdle_#t~ret11#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~3#1 := isIdle_#t~ret11#1;havoc isIdle_#t~ret11#1;isIdle_~retValue_acc~7#1 := (if 0 == isIdle_~tmp~3#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~7#1; 102338#L483 cleanup_#t~ret103#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~21#1 := cleanup_#t~ret103#1;havoc cleanup_#t~ret103#1; 102323#L2837 assume !(0 != cleanup_~tmp~21#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret45#1, timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_~tmp~10#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~3#1, timeShift_~tmp___2~3#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#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~10#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~3#1;havoc timeShift_~tmp___2~3#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#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~ret29#1, stopRequestedAtCurrentFloor_#t~ret30#1, stopRequestedAtCurrentFloor_#t~ret31#1, stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 102321#L1689-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 97068#L1716-30 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 102318#L1583-3 stopRequestedAtCurrentFloor_#t~ret29#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret29#1;havoc stopRequestedAtCurrentFloor_#t~ret29#1; 102315#L967-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 102313#L298-4 stopRequestedAtCurrentFloor_#t~ret30#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret30#1;havoc stopRequestedAtCurrentFloor_#t~ret30#1; 102272#L971-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 102270#L984-1 timeShift_#t~ret45#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret45#1;havoc timeShift_#t~ret45#1; 102263#L1120-2 assume !(0 != timeShift_~tmp___9~2#1); 102260#L1211-3 assume !(1 == ~doorState~0); 102259#L1211-5 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~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~9#1, stopRequestedInDirection_~tmp~5#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~0#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~9#1;havoc stopRequestedInDirection_~tmp~5#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~0#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret82#1, isExecutiveFloorCalling_~retValue_acc~15#1;havoc isExecutiveFloorCalling_~retValue_acc~15#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~17#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~17#1; 102258#L1689-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~17#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~17#1; 102253#L1716-33 isExecutiveFloorCalling_#t~ret82#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~15#1 := isExecutiveFloorCalling_#t~ret82#1;havoc isExecutiveFloorCalling_#t~ret82#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~15#1; 102009#L1583-4 stopRequestedInDirection_#t~ret23#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~2#1 := stopRequestedInDirection_#t~ret23#1;havoc stopRequestedInDirection_#t~ret23#1; 101965#L850-2 assume 0 != stopRequestedInDirection_~tmp___0~2#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 101916#L298-5 stopRequestedInDirection_#t~ret24#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~5#1 := stopRequestedInDirection_#t~ret24#1;havoc stopRequestedInDirection_#t~ret24#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~5#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~9#1; 101910#L863-2 timeShift_#t~ret52#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret52#1;havoc timeShift_#t~ret52#1; 101904#L1219-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret26#1, continueInDirection_~dir#1, continueInDirection_~tmp~6#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~6#1;~currentHeading~0 := continueInDirection_~dir#1; 101898#L907-3 assume !(1 == ~currentHeading~0); 101894#L917-9 assume !(0 == ~currentFloorID~0); 101891#L917-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 101890#L923-7 assume { :end_inline_continueInDirection } true; 101867#L1228-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret83#1, __utac_acc__Specification2_spec__3_#t~ret84#1, __utac_acc__Specification2_spec__3_#t~ret85#1, __utac_acc__Specification2_spec__3_#t~ret86#1, __utac_acc__Specification2_spec__3_#t~ret87#1, __utac_acc__Specification2_spec__3_#t~ret88#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~12#1, __utac_acc__Specification2_spec__3_~tmp___0~8#1, __utac_acc__Specification2_spec__3_~tmp___1~5#1, __utac_acc__Specification2_spec__3_~tmp___2~5#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~12#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 101868#L298-7 __utac_acc__Specification2_spec__3_#t~ret83#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~12#1 := __utac_acc__Specification2_spec__3_#t~ret83#1;havoc __utac_acc__Specification2_spec__3_#t~ret83#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~12#1; 93443#L2341-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 93444#L2342-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 93530#L307-5 __utac_acc__Specification2_spec__3_#t~ret84#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret84#1;havoc __utac_acc__Specification2_spec__3_#t~ret84#1; 93531#L2346-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 102522#L2401-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 102487#L1243-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 102485#L2817-2 [2021-12-15 17:13:42,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:42,447 INFO L85 PathProgramCache]: Analyzing trace with hash 862588925, now seen corresponding path program 4 times [2021-12-15 17:13:42,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:42,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717388627] [2021-12-15 17:13:42,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:42,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:42,496 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 17:13:42,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:42,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717388627] [2021-12-15 17:13:42,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717388627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:42,497 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:42,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:42,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581626944] [2021-12-15 17:13:42,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:42,501 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:42,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:42,502 INFO L85 PathProgramCache]: Analyzing trace with hash -353946738, now seen corresponding path program 1 times [2021-12-15 17:13:42,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:42,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307029035] [2021-12-15 17:13:42,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:42,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:13:42,520 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:13:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:13:42,562 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:13:43,699 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 17:13:43,703 INFO L158 Benchmark]: Toolchain (without parser) took 10933.69ms. Allocated memory was 138.4MB in the beginning and 803.2MB in the end (delta: 664.8MB). Free memory was 102.3MB in the beginning and 388.3MB in the end (delta: -286.0MB). Peak memory consumption was 380.6MB. Max. memory is 16.1GB. [2021-12-15 17:13:43,704 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 17:13:43,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 533.00ms. Allocated memory is still 138.4MB. Free memory was 102.0MB in the beginning and 86.0MB in the end (delta: 16.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 17:13:43,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 180.89ms. Allocated memory is still 138.4MB. Free memory was 86.0MB in the beginning and 62.4MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 17:13:43,705 INFO L158 Benchmark]: Boogie Preprocessor took 190.79ms. Allocated memory is still 138.4MB. Free memory was 62.4MB in the beginning and 90.6MB in the end (delta: -28.3MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2021-12-15 17:13:43,705 INFO L158 Benchmark]: RCFGBuilder took 2638.29ms. Allocated memory was 138.4MB in the beginning and 213.9MB in the end (delta: 75.5MB). Free memory was 90.6MB in the beginning and 90.5MB in the end (delta: 104.3kB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2021-12-15 17:13:43,705 INFO L158 Benchmark]: BuchiAutomizer took 7383.91ms. Allocated memory was 213.9MB in the beginning and 803.2MB in the end (delta: 589.3MB). Free memory was 90.5MB in the beginning and 388.3MB in the end (delta: -297.8MB). Peak memory consumption was 290.5MB. Max. memory is 16.1GB. [2021-12-15 17:13:43,707 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 533.00ms. Allocated memory is still 138.4MB. Free memory was 102.0MB in the beginning and 86.0MB in the end (delta: 16.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 180.89ms. Allocated memory is still 138.4MB. Free memory was 86.0MB in the beginning and 62.4MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.79ms. Allocated memory is still 138.4MB. Free memory was 62.4MB in the beginning and 90.6MB in the end (delta: -28.3MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2638.29ms. Allocated memory was 138.4MB in the beginning and 213.9MB in the end (delta: 75.5MB). Free memory was 90.6MB in the beginning and 90.5MB in the end (delta: 104.3kB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 7383.91ms. Allocated memory was 213.9MB in the beginning and 803.2MB in the end (delta: 589.3MB). Free memory was 90.5MB in the beginning and 388.3MB in the end (delta: -297.8MB). Peak memory consumption was 290.5MB. 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 17:13:43,765 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