./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_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_spec1_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 329a2716e4212f7d84877599b73bf84d73c2c4b19cd8d5bf0b2cb6bd49bef38d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 17:12:46,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 17:12:46,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 17:12:46,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 17:12:46,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 17:12:46,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 17:12:46,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 17:12:46,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 17:12:46,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 17:12:46,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 17:12:46,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 17:12:46,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 17:12:46,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 17:12:46,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 17:12:46,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 17:12:46,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 17:12:46,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 17:12:46,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 17:12:46,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 17:12:46,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 17:12:46,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 17:12:46,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 17:12:46,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 17:12:46,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 17:12:46,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 17:12:46,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 17:12:46,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 17:12:46,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 17:12:46,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 17:12:46,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 17:12:46,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 17:12:46,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 17:12:46,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 17:12:46,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 17:12:46,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 17:12:46,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 17:12:46,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 17:12:46,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 17:12:46,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 17:12:46,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 17:12:46,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 17:12:46,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-15 17:12:46,233 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 17:12:46,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 17:12:46,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 17:12:46,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 17:12:46,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 17:12:46,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 17:12:46,234 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 17:12:46,234 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-15 17:12:46,234 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-15 17:12:46,234 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-15 17:12:46,234 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-15 17:12:46,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-15 17:12:46,235 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 17:12:46,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 17:12:46,236 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-15 17:12:46,236 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 17:12:46,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-15 17:12:46,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 17:12:46,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 17:12:46,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 17:12:46,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 17:12:46,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 17:12:46,237 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-15 17:12:46,237 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 329a2716e4212f7d84877599b73bf84d73c2c4b19cd8d5bf0b2cb6bd49bef38d [2021-12-15 17:12:46,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 17:12:46,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 17:12:46,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 17:12:46,457 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 17:12:46,457 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 17:12:46,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c [2021-12-15 17:12:46,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdf97e0c/e46c2730b2fe41c1a6845f394d20e480/FLAG6e089418e [2021-12-15 17:12:46,981 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 17:12:46,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c [2021-12-15 17:12:47,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdf97e0c/e46c2730b2fe41c1a6845f394d20e480/FLAG6e089418e [2021-12-15 17:12:47,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fdf97e0c/e46c2730b2fe41c1a6845f394d20e480 [2021-12-15 17:12:47,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 17:12:47,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 17:12:47,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 17:12:47,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 17:12:47,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 17:12:47,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@455edf8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47, skipping insertion in model container [2021-12-15 17:12:47,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 17:12:47,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 17:12:47,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c[61467,61480] [2021-12-15 17:12:47,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:12:47,452 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 17:12:47,521 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c[61467,61480] [2021-12-15 17:12:47,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:12:47,553 INFO L208 MainTranslator]: Completed translation [2021-12-15 17:12:47,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47 WrapperNode [2021-12-15 17:12:47,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 17:12:47,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 17:12:47,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 17:12:47,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 17:12:47,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,724 INFO L137 Inliner]: procedures = 94, calls = 341, calls flagged for inlining = 194, calls inlined = 300, statements flattened = 9025 [2021-12-15 17:12:47,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 17:12:47,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 17:12:47,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 17:12:47,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 17:12:47,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 17:12:47,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 17:12:47,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 17:12:47,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 17:12:47,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (1/1) ... [2021-12-15 17:12:47,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:12:47,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:12:47,920 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 17:12:47,953 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 17:12:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 17:12:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 17:12:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 17:12:47,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 17:12:48,156 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 17:12:48,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 17:12:50,756 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 17:12:50,776 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 17:12:50,777 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 17:12:50,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:12:50 BoogieIcfgContainer [2021-12-15 17:12:50,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 17:12:50,781 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-15 17:12:50,781 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-15 17:12:50,784 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-15 17:12:50,785 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:12:50,785 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.12 05:12:47" (1/3) ... [2021-12-15 17:12:50,786 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30e6ff4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:12:50, skipping insertion in model container [2021-12-15 17:12:50,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:12:50,786 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:12:47" (2/3) ... [2021-12-15 17:12:50,786 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30e6ff4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:12:50, skipping insertion in model container [2021-12-15 17:12:50,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:12:50,787 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:12:50" (3/3) ... [2021-12-15 17:12:50,788 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product19.cil.c [2021-12-15 17:12:50,819 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-15 17:12:50,819 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-15 17:12:50,819 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-15 17:12:50,819 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-15 17:12:50,819 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-15 17:12:50,820 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-15 17:12:50,820 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-15 17:12:50,820 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-15 17:12:50,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2554 states, 2553 states have (on average 1.8617312965139052) internal successors, (4753), 2553 states have internal predecessors, (4753), 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 17:12:50,946 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1229 [2021-12-15 17:12:50,946 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:50,947 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:50,962 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:50,962 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 17:12:50,962 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-15 17:12:50,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2554 states, 2553 states have (on average 1.8617312965139052) internal successors, (4753), 2553 states have internal predecessors, (4753), 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 17:12:51,011 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1229 [2021-12-15 17:12:51,012 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:51,012 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:51,017 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:51,018 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 17:12:51,035 INFO L791 eck$LassoCheckResult]: Stem: 639#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);~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;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2432#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~7#1, main_~tmp~8#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 966#L1242true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2443#L1235true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 345#L1250true main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 1176#L1206true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2528#L1176true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 2203#L1275true assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 838#L111true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 1603#L136true bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 850#L551true assume 0 == initPersonOnFloor_~floor#1; 865#L552true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2240#L659-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 565#L1282true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 214#L1294-2true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 1860#L343true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 423#L355-2true assume { :end_inline_callOnFloor } true; 1129#L695true assume { :end_inline_initPersonOnFloor } true; 2127#L976true assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 2049#L111-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 230#L136-1true angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 994#L551-1true assume 0 == initPersonOnFloor_~floor#1; 1662#L552-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2036#L659-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 174#L1282-2true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 1906#L1294-5true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 1979#L343-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 1370#L355-5true assume { :end_inline_callOnFloor } true; 1258#L695-1true assume { :end_inline_initPersonOnFloor } true; 1881#L943true assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 2351#L275true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 272#L302true isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 246#L2952true stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 1295#L2337true assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2316#L1668true stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 2384#L2341true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 2169#L2354true timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 857#L2489true assume !(0 != timeShift_~tmp___9~2#1); 328#L2580true assume !(1 == ~doorState~0); 1599#L2580-2true 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 120#L275-3true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 1762#L302-3true isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 557#L2952-1true stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 2398#L2220true assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 113#L1668-1true stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 1238#L2233true timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 1155#L2588true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 1502#L2277true assume !(1 == ~currentHeading~0); 1996#L2287true assume !(0 == ~currentFloorID~0); 1982#L2287-2true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 2388#L2293-1true assume { :end_inline_continueInDirection } true; 104#L2597-2true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 525#L1668-3true __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 2248#L1320true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 1774#L1321true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2343#L1677true __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 1282#L1325true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 2322#L1380true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 1571#L2612true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 89#L1006-2true [2021-12-15 17:12:51,036 INFO L793 eck$LassoCheckResult]: Loop: 89#L1006-2true assume !false; 2311#L1007true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1303#L1010true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 543#L1515true cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 806#L1014true assume 1 != cleanup_~tmp___0~0#1; 1509#L1014-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~13#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~13#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~12#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~12#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 47#L275-25true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 551#L302-25true anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 265#L1776true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 616#L1840true isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~13#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~13#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 2166#L1853true cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 1216#L1026true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 2461#L275-30true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 872#L302-30true isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 505#L2952-3true stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 637#L2337-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2409#L1668-4true stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 1425#L2341-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 1515#L2354-1true timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 601#L2489-2true assume !(0 != timeShift_~tmp___9~2#1); 1966#L2580-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1764#L2580-5true 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 2348#L275-33true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 604#L302-33true isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 308#L2952-4true stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 309#L2220-2true assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1154#L1668-5true stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 484#L2233-2true timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 50#L2588-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 852#L2277-3true assume !(1 == ~currentHeading~0); 1217#L2287-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1626#L2287-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1159#L2293-7true assume { :end_inline_continueInDirection } true; 1199#L2597-5true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2556#L1668-7true __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 1472#L1320-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 2125#L1321-1true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 149#L1677-5true __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 416#L1325-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 418#L1380-1true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 1530#L2612-1true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 89#L1006-2true [2021-12-15 17:12:51,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:51,054 INFO L85 PathProgramCache]: Analyzing trace with hash -44110297, now seen corresponding path program 1 times [2021-12-15 17:12:51,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:51,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909528716] [2021-12-15 17:12:51,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:51,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:51,271 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 17:12:51,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:51,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909528716] [2021-12-15 17:12:51,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909528716] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:51,272 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:51,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:12:51,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257466996] [2021-12-15 17:12:51,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:51,278 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:12:51,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:51,279 INFO L85 PathProgramCache]: Analyzing trace with hash 516098898, now seen corresponding path program 1 times [2021-12-15 17:12:51,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:51,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888323110] [2021-12-15 17:12:51,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:51,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:51,405 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 17:12:51,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:51,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888323110] [2021-12-15 17:12:51,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888323110] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:51,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:51,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-15 17:12:51,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460860196] [2021-12-15 17:12:51,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:51,407 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:12:51,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:12:51,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-15 17:12:51,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-15 17:12:51,466 INFO L87 Difference]: Start difference. First operand has 2554 states, 2553 states have (on average 1.8617312965139052) internal successors, (4753), 2553 states have internal predecessors, (4753), 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 17:12:54,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:12:54,287 INFO L93 Difference]: Finished difference Result 18931 states and 34996 transitions. [2021-12-15 17:12:54,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-15 17:12:54,291 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18931 states and 34996 transitions. [2021-12-15 17:12:54,442 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9040 [2021-12-15 17:12:54,548 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18931 states to 18751 states and 34800 transitions. [2021-12-15 17:12:54,548 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18751 [2021-12-15 17:12:54,584 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18751 [2021-12-15 17:12:54,585 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18751 states and 34800 transitions. [2021-12-15 17:12:54,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:12:54,610 INFO L681 BuchiCegarLoop]: Abstraction has 18751 states and 34800 transitions. [2021-12-15 17:12:54,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18751 states and 34800 transitions. [2021-12-15 17:12:54,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18751 to 7153. [2021-12-15 17:12:54,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7153 states have (on average 1.8581014958758564) internal successors, (13291), 7152 states have internal predecessors, (13291), 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 17:12:54,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 13291 transitions. [2021-12-15 17:12:54,862 INFO L704 BuchiCegarLoop]: Abstraction has 7153 states and 13291 transitions. [2021-12-15 17:12:54,862 INFO L587 BuchiCegarLoop]: Abstraction has 7153 states and 13291 transitions. [2021-12-15 17:12:54,863 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-15 17:12:54,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7153 states and 13291 transitions. [2021-12-15 17:12:54,891 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3596 [2021-12-15 17:12:54,891 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:54,891 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:54,893 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:54,894 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 17:12:54,894 INFO L791 eck$LassoCheckResult]: Stem: 22758#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);~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;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 22759#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~7#1, main_~tmp~8#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 23215#L1242 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 23216#L1235 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 22257#L1250 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 22258#L1206 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 23436#L1176 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 24122#L1275 assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 23059#L111 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 21691#L136 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 23075#L551 assume 0 == initPersonOnFloor_~floor#1; 23076#L552 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 21660#L659-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 22634#L1282 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 22010#L1294-2 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 22011#L343 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 22401#L355-2 assume { :end_inline_callOnFloor } true; 22402#L695 assume { :end_inline_initPersonOnFloor } true; 23389#L976 assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 24066#L111-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 21999#L136-1 angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 22046#L551-1 assume 0 == initPersonOnFloor_~floor#1; 23249#L552-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 21581#L659-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 21921#L1282-2 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 21922#L1294-5 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 23999#L343-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 21621#L355-5 assume { :end_inline_callOnFloor } true; 23517#L695-1 assume { :end_inline_initPersonOnFloor } true; 23518#L943 assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 23983#L275 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 24162#L302 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 24261#L2952 stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 24260#L2337 assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 24236#L1668 stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 24169#L2341 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 24170#L2354 timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 27536#L2489 assume !(0 != timeShift_~tmp___9~2#1); 27537#L2580 assume !(1 == ~doorState~0); 28470#L2580-2 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 28469#L275-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 28468#L302-3 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 28467#L2952-1 stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 28465#L2220 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 28466#L1668-1 stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 28519#L2233 timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 28517#L2588 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 28516#L2277 assume !(1 == ~currentHeading~0); 24044#L2287 assume !(0 == ~currentFloorID~0); 23052#L2287-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 24039#L2293-1 assume { :end_inline_continueInDirection } true; 21771#L2597-2 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 21772#L1668-3 __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 22567#L1320 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 23920#L1321 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 23921#L1677 __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 23541#L1325 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 21847#L1380 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 24160#L2612 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 26806#L1006-2 [2021-12-15 17:12:54,894 INFO L793 eck$LassoCheckResult]: Loop: 26806#L1006-2 assume !false; 26805#L1007 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 26804#L1010 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 26803#L1515 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 26802#L1014 assume 1 != cleanup_~tmp___0~0#1; 26801#L1014-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~13#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~13#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~12#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~12#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 21644#L275-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 21645#L302-25 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 22113#L1776 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 21987#L1840 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~13#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~13#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 26750#L1853 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 24324#L1026 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 24323#L275-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 24193#L302-30 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 24310#L2952-3 stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 24301#L2337-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 24300#L1668-4 stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 24299#L2341-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 23425#L2354-1 timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 22692#L2489-2 assume !(0 != timeShift_~tmp___9~2#1); 22693#L2580-3 assume 1 == ~doorState~0;~doorState~0 := 0; 28643#L2580-5 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 28642#L275-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 28641#L302-33 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 28640#L2952-4 stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 28638#L2220-2 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 23417#L1668-5 stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 22503#L2233-2 timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 22504#L2588-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 23079#L2277-3 assume !(1 == ~currentHeading~0); 23080#L2287-9 assume !(0 == ~currentFloorID~0); 22618#L2287-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 23422#L2293-7 assume { :end_inline_continueInDirection } true; 22495#L2597-5 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 27668#L1668-7 __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 27666#L1320-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 27664#L1321-1 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 27663#L1677-5 __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 27660#L1325-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 27651#L1380-1 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 26807#L2612-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 26806#L1006-2 [2021-12-15 17:12:54,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:54,895 INFO L85 PathProgramCache]: Analyzing trace with hash -44110297, now seen corresponding path program 2 times [2021-12-15 17:12:54,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:54,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272879952] [2021-12-15 17:12:54,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:54,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:54,956 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 17:12:54,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:54,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272879952] [2021-12-15 17:12:54,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272879952] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:54,957 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:54,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:12:54,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173021016] [2021-12-15 17:12:54,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:54,958 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:12:54,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:54,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1217163476, now seen corresponding path program 1 times [2021-12-15 17:12:54,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:54,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448441356] [2021-12-15 17:12:54,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:54,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:54,997 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 17:12:54,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:54,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448441356] [2021-12-15 17:12:54,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448441356] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:54,998 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:54,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:12:54,998 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610767763] [2021-12-15 17:12:54,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:54,998 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:12:54,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:12:54,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 17:12:54,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 17:12:54,999 INFO L87 Difference]: Start difference. First operand 7153 states and 13291 transitions. cyclomatic complexity: 6140 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 17:12:55,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:12:55,132 INFO L93 Difference]: Finished difference Result 10781 states and 19991 transitions. [2021-12-15 17:12:55,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 17:12:55,133 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10781 states and 19991 transitions. [2021-12-15 17:12:55,181 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7164 [2021-12-15 17:12:55,224 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10781 states to 10781 states and 19991 transitions. [2021-12-15 17:12:55,225 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10781 [2021-12-15 17:12:55,238 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10781 [2021-12-15 17:12:55,238 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10781 states and 19991 transitions. [2021-12-15 17:12:55,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:12:55,253 INFO L681 BuchiCegarLoop]: Abstraction has 10781 states and 19991 transitions. [2021-12-15 17:12:55,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10781 states and 19991 transitions. [2021-12-15 17:12:55,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10781 to 10773. [2021-12-15 17:12:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10773 states, 10773 states have (on average 1.8545437668244686) internal successors, (19979), 10772 states have internal predecessors, (19979), 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 17:12:55,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10773 states to 10773 states and 19979 transitions. [2021-12-15 17:12:55,516 INFO L704 BuchiCegarLoop]: Abstraction has 10773 states and 19979 transitions. [2021-12-15 17:12:55,516 INFO L587 BuchiCegarLoop]: Abstraction has 10773 states and 19979 transitions. [2021-12-15 17:12:55,516 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-15 17:12:55,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10773 states and 19979 transitions. [2021-12-15 17:12:55,547 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7156 [2021-12-15 17:12:55,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:55,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:55,551 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:55,551 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 17:12:55,552 INFO L791 eck$LassoCheckResult]: Stem: 40705#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);~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;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 40706#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~7#1, main_~tmp~8#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 41166#L1242 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 41167#L1235 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 40204#L1250 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 40205#L1206 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 41387#L1176 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 42086#L1275 assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 41007#L111 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 39632#L136 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 41023#L551 assume 0 == initPersonOnFloor_~floor#1; 41024#L552 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 39601#L659-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 40581#L1282 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 39953#L1294-2 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 39954#L343 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 40348#L355-2 assume { :end_inline_callOnFloor } true; 40349#L695 assume { :end_inline_initPersonOnFloor } true; 41342#L976 assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 42023#L111-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 39942#L136-1 angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 39989#L551-1 assume 0 == initPersonOnFloor_~floor#1; 41201#L552-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 39522#L659-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 39864#L1282-2 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 39865#L1294-5 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 41958#L343-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 39562#L355-5 assume { :end_inline_callOnFloor } true; 41470#L695-1 assume { :end_inline_initPersonOnFloor } true; 41471#L943 assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 41941#L275 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 40072#L302 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 40022#L2952 stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 40023#L2337 assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 41511#L1668 stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 42122#L2341 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 42078#L2354 timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 41035#L2489 assume !(0 != timeShift_~tmp___9~2#1); 40171#L2580 assume !(1 == ~doorState~0); 40172#L2580-2 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 39748#L275-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 39749#L302-3 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 41868#L2952-1 stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 42136#L2220 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 39733#L1668-1 stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 39734#L2233 timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 41368#L2588 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 41370#L2277 assume !(1 == ~currentHeading~0); 41683#L2287 assume !(0 == ~currentFloorID~0); 40999#L2287-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 42003#L2293-1 assume { :end_inline_continueInDirection } true; 46720#L2597-2 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 46719#L1668-3 __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 46718#L1320 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 46716#L1321 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 46717#L1677 __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 46699#L1325 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 46698#L1380 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 46132#L2612 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 46131#L1006-2 [2021-12-15 17:12:55,552 INFO L793 eck$LassoCheckResult]: Loop: 46131#L1006-2 assume !false; 46130#L1007 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 46129#L1010 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 46128#L1515 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 46127#L1014 assume 1 != cleanup_~tmp___0~0#1; 46126#L1014-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~13#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~13#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~12#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~12#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 46121#L275-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 46119#L302-25 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 46103#L1776 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 46094#L1840 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~13#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~13#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 46093#L1853 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 46092#L1026 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 46091#L275-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 44064#L302-30 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 46090#L2952-3 stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 46088#L2337-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 46089#L1668-4 stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 49249#L2341-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 41376#L2354-1 timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 40639#L2489-2 assume !(0 != timeShift_~tmp___9~2#1); 40640#L2580-3 assume 1 == ~doorState~0;~doorState~0 := 0; 41994#L2580-5 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 47057#L275-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 47055#L302-33 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 47051#L2952-4 stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 47048#L2220-2 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 45599#L1668-5 stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 45596#L2233-2 timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 45593#L2588-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 41027#L2277-3 assume !(1 == ~currentHeading~0); 41028#L2287-9 assume !(0 == ~currentFloorID~0); 40563#L2287-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 41372#L2293-7 assume { :end_inline_continueInDirection } true; 40440#L2597-5 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 46156#L1668-7 __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 46154#L1320-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 46152#L1321-1 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 46151#L1677-5 __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 46148#L1325-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 46135#L1380-1 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 46133#L2612-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 46131#L1006-2 [2021-12-15 17:12:55,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:55,555 INFO L85 PathProgramCache]: Analyzing trace with hash -437137307, now seen corresponding path program 1 times [2021-12-15 17:12:55,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:55,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730750261] [2021-12-15 17:12:55,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:55,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:55,621 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 17:12:55,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:55,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730750261] [2021-12-15 17:12:55,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730750261] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:55,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:55,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:12:55,623 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384335597] [2021-12-15 17:12:55,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:55,624 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:12:55,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:55,624 INFO L85 PathProgramCache]: Analyzing trace with hash 824136466, now seen corresponding path program 1 times [2021-12-15 17:12:55,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:55,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824716165] [2021-12-15 17:12:55,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:55,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:55,677 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 17:12:55,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:55,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824716165] [2021-12-15 17:12:55,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824716165] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:55,678 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:55,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-15 17:12:55,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993028228] [2021-12-15 17:12:55,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:55,679 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:12:55,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:12:55,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 17:12:55,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 17:12:55,681 INFO L87 Difference]: Start difference. First operand 10773 states and 19979 transitions. cyclomatic complexity: 9208 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 17:12:56,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:12:56,116 INFO L93 Difference]: Finished difference Result 38810 states and 71649 transitions. [2021-12-15 17:12:56,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 17:12:56,117 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38810 states and 71649 transitions. [2021-12-15 17:12:56,360 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 34062 [2021-12-15 17:12:56,512 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38810 states to 38810 states and 71649 transitions. [2021-12-15 17:12:56,512 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38810 [2021-12-15 17:12:56,547 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38810 [2021-12-15 17:12:56,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38810 states and 71649 transitions. [2021-12-15 17:12:56,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:12:56,583 INFO L681 BuchiCegarLoop]: Abstraction has 38810 states and 71649 transitions. [2021-12-15 17:12:56,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38810 states and 71649 transitions. [2021-12-15 17:12:56,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38810 to 13778. [2021-12-15 17:12:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13778 states, 13778 states have (on average 1.8412686892146901) internal successors, (25369), 13777 states have internal predecessors, (25369), 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 17:12:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13778 states to 13778 states and 25369 transitions. [2021-12-15 17:12:57,014 INFO L704 BuchiCegarLoop]: Abstraction has 13778 states and 25369 transitions. [2021-12-15 17:12:57,014 INFO L587 BuchiCegarLoop]: Abstraction has 13778 states and 25369 transitions. [2021-12-15 17:12:57,014 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-15 17:12:57,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13778 states and 25369 transitions. [2021-12-15 17:12:57,058 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9224 [2021-12-15 17:12:57,058 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:12:57,058 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:12:57,062 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:12:57,063 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 17:12:57,063 INFO L791 eck$LassoCheckResult]: Stem: 90327#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);~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;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 90328#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~7#1, main_~tmp~8#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 90814#L1242 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 90815#L1235 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 89810#L1250 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 89811#L1206 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 91053#L1176 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 91850#L1275 assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 90646#L111 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 89235#L136 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 90662#L551 assume 0 == initPersonOnFloor_~floor#1; 90663#L552 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 89204#L659-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 90201#L1282 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 89557#L1294-2 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 89558#L343 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 89960#L355-2 assume { :end_inline_callOnFloor } true; 89961#L695 assume { :end_inline_initPersonOnFloor } true; 91001#L976 assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 91774#L111-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 89546#L136-1 angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 89594#L551-1 assume 0 == initPersonOnFloor_~floor#1; 90851#L552-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 89124#L659-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 89467#L1282-2 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 89468#L1294-5 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 91687#L343-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 89164#L355-5 assume { :end_inline_callOnFloor } true; 91143#L695-1 assume { :end_inline_initPersonOnFloor } true; 91144#L943 assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 91666#L275 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 89676#L302 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 89625#L2952 stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 89626#L2337 assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 91182#L1668 stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 91896#L2341 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 91837#L2354 timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 91838#L2489 assume !(0 != timeShift_~tmp___9~2#1); 89776#L2580 assume !(1 == ~doorState~0); 89778#L2580-2 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 89350#L275-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 89351#L302-3 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 90187#L2952-1 stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 90188#L2220 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 89335#L1668-1 stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 89336#L2233 timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 91033#L2588 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 91035#L2277 assume !(1 == ~currentHeading~0); 91746#L2287 assume !(0 == ~currentFloorID~0); 90638#L2287-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 93933#L2293-1 assume { :end_inline_continueInDirection } true; 89317#L2597-2 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 89318#L1668-3 __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 91867#L1320 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 91868#L1321 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 91901#L1677 __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 91902#L1325 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 99901#L1380 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 99899#L2612 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 99896#L1006-2 [2021-12-15 17:12:57,063 INFO L793 eck$LassoCheckResult]: Loop: 99896#L1006-2 assume !false; 99893#L1007 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 99891#L1010 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 99889#L1515 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 99887#L1014 assume 1 != cleanup_~tmp___0~0#1; 99881#L1014-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~13#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~13#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~12#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~12#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 99814#L275-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 99812#L302-25 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 99806#L1776 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 99758#L1840 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~13#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~13#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 99756#L1853 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 99754#L1026 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_#t~ret76#1, timeShift_~tmp~20#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~20#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~18#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~18#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 99753#L275-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 94523#L302-30 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 99743#L2952-3 stopRequestedAtCurrentFloor_#t~ret50#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~18#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 99736#L2337-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 99731#L1668-4 stopRequestedAtCurrentFloor_#t~ret51#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret51#1;havoc stopRequestedAtCurrentFloor_#t~ret51#1; 99726#L2341-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 99724#L2354-1 timeShift_#t~ret66#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 99721#L2489-2 assume !(0 != timeShift_~tmp___9~2#1); 99718#L2580-3 assume !(1 == ~doorState~0); 99719#L2580-5 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~ret44#1, stopRequestedInDirection_#t~ret45#1, stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~19#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#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~19#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#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~ret103#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~3#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~3#1; 101261#L275-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~3#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~3#1; 101255#L302-33 isExecutiveFloorCalling_#t~ret103#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret103#1;havoc isExecutiveFloorCalling_#t~ret103#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 101253#L2952-4 stopRequestedInDirection_#t~ret44#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret44#1;havoc stopRequestedInDirection_#t~ret44#1; 101216#L2220-2 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 101211#L1668-5 stopRequestedInDirection_#t~ret45#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~15#1 := stopRequestedInDirection_#t~ret45#1;havoc stopRequestedInDirection_#t~ret45#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0#1 := (if stopRequestedInDirection_~tmp~15#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19#1 := (if stopRequestedInDirection_~__cil_tmp8~0#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~19#1; 101167#L2233-2 timeShift_#t~ret73#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret73#1;havoc timeShift_#t~ret73#1; 101161#L2588-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret47#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 90666#L2277-3 assume !(1 == ~currentHeading~0); 90667#L2287-9 assume !(0 == ~currentFloorID~0); 90183#L2287-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 91472#L2293-7 assume { :end_inline_continueInDirection } true; 91076#L2597-5 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret19#1, __utac_acc__Specification1_spec__3_#t~ret20#1, __utac_acc__Specification1_spec__3_#t~ret21#1, __utac_acc__Specification1_spec__3_#t~ret22#1, __utac_acc__Specification1_spec__3_#t~ret23#1, __utac_acc__Specification1_spec__3_#t~ret24#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~9#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~9#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 91077#L1668-7 __utac_acc__Specification1_spec__3_#t~ret19#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~9#1 := __utac_acc__Specification1_spec__3_#t~ret19#1;havoc __utac_acc__Specification1_spec__3_#t~ret19#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~9#1; 91342#L1320-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 91343#L1321-1 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 89408#L1677-5 __utac_acc__Specification1_spec__3_#t~ret20#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret20#1;havoc __utac_acc__Specification1_spec__3_#t~ret20#1; 89409#L1325-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 99917#L1380-1 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 99900#L2612-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 99896#L1006-2 [2021-12-15 17:12:57,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:57,064 INFO L85 PathProgramCache]: Analyzing trace with hash -437137307, now seen corresponding path program 2 times [2021-12-15 17:12:57,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:57,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901047903] [2021-12-15 17:12:57,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:57,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:12:57,088 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 17:12:57,089 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:12:57,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901047903] [2021-12-15 17:12:57,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901047903] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:12:57,089 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:12:57,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:12:57,090 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38689646] [2021-12-15 17:12:57,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:12:57,090 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:12:57,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:12:57,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1246838292, now seen corresponding path program 1 times [2021-12-15 17:12:57,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:12:57,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914979617] [2021-12-15 17:12:57,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:12:57,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:12:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:12:57,101 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:12:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:12:57,129 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:12:58,252 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 17:12:58,258 INFO L158 Benchmark]: Toolchain (without parser) took 11229.53ms. Allocated memory was 102.8MB in the beginning and 994.1MB in the end (delta: 891.3MB). Free memory was 69.2MB in the beginning and 585.4MB in the end (delta: -516.2MB). Peak memory consumption was 523.5MB. Max. memory is 16.1GB. [2021-12-15 17:12:58,258 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 17:12:58,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.08ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 50.6MB in the end (delta: 18.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 17:12:58,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.63ms. Allocated memory is still 102.8MB. Free memory was 50.6MB in the beginning and 61.3MB in the end (delta: -10.7MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-12-15 17:12:58,259 INFO L158 Benchmark]: Boogie Preprocessor took 162.64ms. Allocated memory is still 102.8MB. Free memory was 61.3MB in the beginning and 38.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 17:12:58,260 INFO L158 Benchmark]: RCFGBuilder took 2892.22ms. Allocated memory was 102.8MB in the beginning and 222.3MB in the end (delta: 119.5MB). Free memory was 38.3MB in the beginning and 98.4MB in the end (delta: -60.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2021-12-15 17:12:58,260 INFO L158 Benchmark]: BuchiAutomizer took 7475.32ms. Allocated memory was 222.3MB in the beginning and 994.1MB in the end (delta: 771.8MB). Free memory was 98.4MB in the beginning and 585.4MB in the end (delta: -487.0MB). Peak memory consumption was 431.5MB. Max. memory is 16.1GB. [2021-12-15 17:12:58,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.08ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 50.6MB in the end (delta: 18.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.63ms. Allocated memory is still 102.8MB. Free memory was 50.6MB in the beginning and 61.3MB in the end (delta: -10.7MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.64ms. Allocated memory is still 102.8MB. Free memory was 61.3MB in the beginning and 38.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2892.22ms. Allocated memory was 102.8MB in the beginning and 222.3MB in the end (delta: 119.5MB). Free memory was 38.3MB in the beginning and 98.4MB in the end (delta: -60.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 7475.32ms. Allocated memory was 222.3MB in the beginning and 994.1MB in the end (delta: 771.8MB). Free memory was 98.4MB in the beginning and 585.4MB in the end (delta: -487.0MB). Peak memory consumption was 431.5MB. 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 17:12:58,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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