./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec9_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e19ca921 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_spec9_product25.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 68864d90c2581c7e2b9a72172352bcf9279d03107788434bd4ac5af6cc5db51a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 20:19:35,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 20:19:35,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 20:19:35,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 20:19:35,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 20:19:35,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 20:19:35,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 20:19:35,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 20:19:35,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 20:19:35,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 20:19:35,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 20:19:35,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 20:19:35,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 20:19:35,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 20:19:35,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 20:19:35,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 20:19:35,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 20:19:35,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 20:19:35,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 20:19:35,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 20:19:35,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 20:19:35,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 20:19:35,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 20:19:35,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 20:19:35,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 20:19:35,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 20:19:35,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 20:19:35,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 20:19:35,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 20:19:35,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 20:19:35,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 20:19:35,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 20:19:35,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 20:19:35,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 20:19:35,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 20:19:35,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 20:19:35,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 20:19:35,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 20:19:35,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 20:19:35,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 20:19:35,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 20:19:35,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-22 20:19:35,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 20:19:35,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 20:19:35,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 20:19:35,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 20:19:35,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 20:19:35,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 20:19:35,881 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 20:19:35,881 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-22 20:19:35,881 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-22 20:19:35,881 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-22 20:19:35,881 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-22 20:19:35,881 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-22 20:19:35,882 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-22 20:19:35,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 20:19:35,882 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 20:19:35,882 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 20:19:35,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 20:19:35,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 20:19:35,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 20:19:35,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-22 20:19:35,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 20:19:35,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 20:19:35,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 20:19:35,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 20:19:35,884 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 20:19:35,885 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-22 20:19:35,885 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68864d90c2581c7e2b9a72172352bcf9279d03107788434bd4ac5af6cc5db51a [2021-12-22 20:19:36,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 20:19:36,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 20:19:36,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 20:19:36,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 20:19:36,085 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 20:19:36,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product25.cil.c [2021-12-22 20:19:36,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccb08499/dda3453abd1b4cc9a57da8b106510986/FLAG827e5f086 [2021-12-22 20:19:36,668 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 20:19:36,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product25.cil.c [2021-12-22 20:19:36,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccb08499/dda3453abd1b4cc9a57da8b106510986/FLAG827e5f086 [2021-12-22 20:19:37,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ccb08499/dda3453abd1b4cc9a57da8b106510986 [2021-12-22 20:19:37,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 20:19:37,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 20:19:37,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 20:19:37,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 20:19:37,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 20:19:37,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5385daaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37, skipping insertion in model container [2021-12-22 20:19:37,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 20:19:37,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 20:19:37,502 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_spec9_product25.cil.c[23488,23501] [2021-12-22 20:19:37,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:19:37,602 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 20:19:37,635 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_spec9_product25.cil.c[23488,23501] [2021-12-22 20:19:37,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:19:37,701 INFO L208 MainTranslator]: Completed translation [2021-12-22 20:19:37,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37 WrapperNode [2021-12-22 20:19:37,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 20:19:37,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 20:19:37,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 20:19:37,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 20:19:37,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,896 INFO L137 Inliner]: procedures = 91, calls = 331, calls flagged for inlining = 184, calls inlined = 294, statements flattened = 8997 [2021-12-22 20:19:37,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 20:19:37,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 20:19:37,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 20:19:37,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 20:19:37,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:37,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:38,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:38,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:38,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 20:19:38,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 20:19:38,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 20:19:38,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 20:19:38,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (1/1) ... [2021-12-22 20:19:38,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:38,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:38,099 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) [2021-12-22 20:19:38,102 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 [2021-12-22 20:19:38,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 20:19:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 20:19:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 20:19:38,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 20:19:38,301 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 20:19:38,302 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 20:19:40,829 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 20:19:40,852 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 20:19:40,852 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-22 20:19:40,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:19:40 BoogieIcfgContainer [2021-12-22 20:19:40,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 20:19:40,858 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-22 20:19:40,858 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-22 20:19:40,861 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-22 20:19:40,861 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:19:40,862 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.12 08:19:37" (1/3) ... [2021-12-22 20:19:40,862 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a35aff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:19:40, skipping insertion in model container [2021-12-22 20:19:40,862 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:19:40,862 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:19:37" (2/3) ... [2021-12-22 20:19:40,863 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a35aff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:19:40, skipping insertion in model container [2021-12-22 20:19:40,863 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:19:40,863 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:19:40" (3/3) ... [2021-12-22 20:19:40,864 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product25.cil.c [2021-12-22 20:19:40,897 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-22 20:19:40,898 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-22 20:19:40,898 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-22 20:19:40,898 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-22 20:19:40,898 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-22 20:19:40,898 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-22 20:19:40,898 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-22 20:19:40,898 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-22 20:19:40,943 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2579 states, 2578 states have (on average 1.8657874321179209) internal successors, (4810), 2578 states have internal predecessors, (4810), 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) [2021-12-22 20:19:41,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1273 [2021-12-22 20:19:41,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:41,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:41,057 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] [2021-12-22 20:19:41,057 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] [2021-12-22 20:19:41,057 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-22 20:19:41,062 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2579 states, 2578 states have (on average 1.8657874321179209) internal successors, (4810), 2578 states have internal predecessors, (4810), 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) [2021-12-22 20:19:41,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1273 [2021-12-22 20:19:41,084 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:41,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:41,088 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] [2021-12-22 20:19:41,088 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] [2021-12-22 20:19:41,093 INFO L791 eck$LassoCheckResult]: Stem: 580#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 2455#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 1474#L1865true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 513#L1858true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 679#L1873true main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 58#L1153true assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 1692#L1125true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1902#L69true assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 2490#L260true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 2203#L285true bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 758#L1535true assume 0 == initPersonOnFloor_~floor#1; 1564#L1536true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 596#L1643-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 124#L1327true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 2092#L1339-2true assume { :end_inline_callOnFloor } true; 994#L1679true assume { :end_inline_initPersonOnFloor } true; 1489#L929true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 2297#L1264true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 2387#L1291true stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 1758#L2737true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~7#1;stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 2241#L2749true timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 1471#L2885true assume !(0 != timeShift_~tmp___9~2#1); 1109#L2976true assume !(1 == ~doorState~0); 1569#L2976-2true 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 962#L2328true assume !(1 == stopRequestedInDirection_~dir#1); 1809#L2497true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 2376#L2650true timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 2362#L2984true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 336#L2704true assume !(1 == ~currentHeading~0); 1204#L2714true assume !(0 == ~currentFloorID~0); 826#L2714-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 379#L2720-1true assume { :end_inline_continueInDirection } true; 1424#L2993-2true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 2224#L2124true __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 928#L2184-6true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 2320#L2216-6true __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 203#L112true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2291#L122-1true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1085#L3008true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 1263#L957-2true [2021-12-22 20:19:41,094 INFO L793 eck$LassoCheckResult]: Loop: 1263#L957-2true assume !false; 2388#L958true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1442#L961true assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 984#L1947true cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 1806#L965true assume 1 != cleanup_~tmp___0~3#1; 676#L965-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 1925#L1264-21true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 1015#L1291-21true anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 2577#L2232true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 1730#L2296true isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 54#L2309true cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 881#L977true assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 835#L1264-26true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 1277#L1291-26true stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 100#L2737-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~7#1;stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 754#L2749-1true timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 496#L2885-2true assume !(0 != timeShift_~tmp___9~2#1); 1688#L2976-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1802#L2976-5true 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 643#L2328-2true assume !(1 == stopRequestedInDirection_~dir#1); 2179#L2497-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 936#L2650-2true timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 1142#L2984-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 90#L2704-3true assume !(1 == ~currentHeading~0); 1589#L2714-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1684#L2714-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1177#L2720-7true assume { :end_inline_continueInDirection } true; 966#L2993-5true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 236#L2124-1true __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 1755#L2184-13true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 2493#L2216-13true __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 1066#L112-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1362#L122-3true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1855#L3008-1true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 1263#L957-2true [2021-12-22 20:19:41,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:41,099 INFO L85 PathProgramCache]: Analyzing trace with hash -879037126, now seen corresponding path program 1 times [2021-12-22 20:19:41,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:41,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955697694] [2021-12-22 20:19:41,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:41,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:41,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:41,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:41,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955697694] [2021-12-22 20:19:41,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955697694] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:41,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:41,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:41,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292862935] [2021-12-22 20:19:41,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:41,307 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:41,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:41,324 INFO L85 PathProgramCache]: Analyzing trace with hash -323207736, now seen corresponding path program 1 times [2021-12-22 20:19:41,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:41,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165894414] [2021-12-22 20:19:41,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:41,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:41,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:41,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:41,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165894414] [2021-12-22 20:19:41,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165894414] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:41,397 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:41,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:19:41,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877287662] [2021-12-22 20:19:41,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:41,398 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:41,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:41,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:19:41,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:19:41,432 INFO L87 Difference]: Start difference. First operand has 2579 states, 2578 states have (on average 1.8657874321179209) internal successors, (4810), 2578 states have internal predecessors, (4810), 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 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2021-12-22 20:19:41,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:41,785 INFO L93 Difference]: Finished difference Result 6887 states and 12757 transitions. [2021-12-22 20:19:41,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 20:19:41,790 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6887 states and 12757 transitions. [2021-12-22 20:19:41,845 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4538 [2021-12-22 20:19:41,932 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6887 states to 6779 states and 12636 transitions. [2021-12-22 20:19:41,933 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6779 [2021-12-22 20:19:41,942 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6779 [2021-12-22 20:19:41,943 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6779 states and 12636 transitions. [2021-12-22 20:19:41,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:41,959 INFO L681 BuchiCegarLoop]: Abstraction has 6779 states and 12636 transitions. [2021-12-22 20:19:41,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6779 states and 12636 transitions. [2021-12-22 20:19:42,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6779 to 2560. [2021-12-22 20:19:42,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2560 states have (on average 1.867578125) internal successors, (4781), 2559 states have internal predecessors, (4781), 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) [2021-12-22 20:19:42,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4781 transitions. [2021-12-22 20:19:42,074 INFO L704 BuchiCegarLoop]: Abstraction has 2560 states and 4781 transitions. [2021-12-22 20:19:42,075 INFO L587 BuchiCegarLoop]: Abstraction has 2560 states and 4781 transitions. [2021-12-22 20:19:42,075 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-22 20:19:42,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2560 states and 4781 transitions. [2021-12-22 20:19:42,090 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1275 [2021-12-22 20:19:42,091 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:42,091 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:42,093 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] [2021-12-22 20:19:42,093 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] [2021-12-22 20:19:42,094 INFO L791 eck$LassoCheckResult]: Stem: 10638#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 10639#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 11654#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10529#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 10530#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 9635#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 9636#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 11795#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 11892#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 9872#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 10897#L1535 assume 0 == initPersonOnFloor_~floor#1; 10898#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 9578#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 9788#L1327 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 9789#L1339-2 assume { :end_inline_callOnFloor } true; 11190#L1679 assume { :end_inline_initPersonOnFloor } true; 11191#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 11665#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 11019#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 11833#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 11835#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 10739#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 10820#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 12034#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 12047#L2885 assume !(0 != timeShift_~tmp___9~2#1); 11332#L2976 assume !(1 == ~doorState~0); 11333#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 11156#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 11157#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 9595#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 12031#L2984 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 10228#L2704 assume !(1 == ~currentHeading~0); 10230#L2714 assume !(0 == ~currentFloorID~0); 10993#L2714-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 10305#L2720-1 assume { :end_inline_continueInDirection } true; 10306#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 11610#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 11117#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 10895#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 9956#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 9957#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 11308#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 11309#L957-2 [2021-12-22 20:19:42,094 INFO L793 eck$LassoCheckResult]: Loop: 11309#L957-2 assume !false; 11482#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 11624#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 11178#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 11179#L965 assume 1 != cleanup_~tmp___0~3#1; 10784#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 10785#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 10457#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 11219#L2232 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 9662#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 9626#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 9627#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 11006#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 9869#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 9735#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 9684#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 9685#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 10924#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 10925#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 12048#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 11793#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 11794#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 10735#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 10736#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 9656#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 11125#L2984-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 9711#L2704-3 assume !(1 == ~currentHeading~0); 9713#L2714-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 11578#L2714-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 11395#L2720-7 assume { :end_inline_continueInDirection } true; 10245#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 10025#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 10026#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 10892#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 11288#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 10617#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 11566#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 11309#L957-2 [2021-12-22 20:19:42,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:42,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1977724217, now seen corresponding path program 1 times [2021-12-22 20:19:42,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:42,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442278899] [2021-12-22 20:19:42,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:42,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:42,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:42,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:42,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442278899] [2021-12-22 20:19:42,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442278899] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:42,168 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:42,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:42,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340996663] [2021-12-22 20:19:42,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:42,169 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:42,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:42,169 INFO L85 PathProgramCache]: Analyzing trace with hash -541813244, now seen corresponding path program 1 times [2021-12-22 20:19:42,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:42,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162459697] [2021-12-22 20:19:42,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:42,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:42,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:42,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162459697] [2021-12-22 20:19:42,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162459697] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:42,214 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:42,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 20:19:42,214 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034584466] [2021-12-22 20:19:42,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:42,215 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:42,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:42,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 20:19:42,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-22 20:19:42,216 INFO L87 Difference]: Start difference. First operand 2560 states and 4781 transitions. cyclomatic complexity: 2222 Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 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) [2021-12-22 20:19:44,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:44,096 INFO L93 Difference]: Finished difference Result 24323 states and 45311 transitions. [2021-12-22 20:19:44,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-22 20:19:44,097 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24323 states and 45311 transitions. [2021-12-22 20:19:44,344 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16106 [2021-12-22 20:19:44,460 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24323 states to 24323 states and 45311 transitions. [2021-12-22 20:19:44,460 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24323 [2021-12-22 20:19:44,485 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24323 [2021-12-22 20:19:44,485 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24323 states and 45311 transitions. [2021-12-22 20:19:44,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:44,517 INFO L681 BuchiCegarLoop]: Abstraction has 24323 states and 45311 transitions. [2021-12-22 20:19:44,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24323 states and 45311 transitions. [2021-12-22 20:19:44,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24323 to 5072. [2021-12-22 20:19:44,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5072 states, 5072 states have (on average 1.866916403785489) internal successors, (9469), 5071 states have internal predecessors, (9469), 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) [2021-12-22 20:19:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 5072 states and 9469 transitions. [2021-12-22 20:19:44,715 INFO L704 BuchiCegarLoop]: Abstraction has 5072 states and 9469 transitions. [2021-12-22 20:19:44,716 INFO L587 BuchiCegarLoop]: Abstraction has 5072 states and 9469 transitions. [2021-12-22 20:19:44,716 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-22 20:19:44,716 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5072 states and 9469 transitions. [2021-12-22 20:19:44,737 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2556 [2021-12-22 20:19:44,738 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:44,738 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:44,741 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] [2021-12-22 20:19:44,742 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] [2021-12-22 20:19:44,742 INFO L791 eck$LassoCheckResult]: Stem: 37581#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 37582#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 38653#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 37472#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 37473#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 36565#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 36566#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 38814#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 38929#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 36806#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 37844#L1535 assume 0 == initPersonOnFloor_~floor#1; 37845#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 36508#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 36720#L1327 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 36721#L1339-2 assume { :end_inline_callOnFloor } true; 38155#L1679 assume { :end_inline_initPersonOnFloor } true; 38156#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 39095#L1264 assume !(0 == isFloorCalling_~floorID#1); 39097#L1268 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 39307#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 39306#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 39304#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 39300#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 39299#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 39298#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 39296#L2885 assume !(0 != timeShift_~tmp___9~2#1); 39295#L2976 assume !(1 == ~doorState~0); 39294#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 39292#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 38883#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 36525#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 39116#L2984 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 37167#L2704 assume !(1 == ~currentHeading~0); 37169#L2714 assume !(0 == ~currentFloorID~0); 37942#L2714-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 37943#L2720-1 assume { :end_inline_continueInDirection } true; 39229#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 39228#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 39227#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 39221#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 39217#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 39207#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 39206#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 39204#L957-2 [2021-12-22 20:19:44,742 INFO L793 eck$LassoCheckResult]: Loop: 39204#L957-2 assume !false; 39203#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 39202#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 39201#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 39200#L965 assume 1 != cleanup_~tmp___0~3#1; 39177#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 38946#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 38947#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 39170#L2232 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 39156#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 39155#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 39154#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 37956#L1264-26 assume !(0 == isFloorCalling_~floorID#1); 37958#L1268-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 40440#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 40439#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 40436#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 40433#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 40432#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 40431#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 40429#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 40428#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 40427#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 40425#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 40398#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 40397#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 40395#L2984-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 36641#L2704-3 assume !(1 == ~currentHeading~0); 36643#L2714-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 38806#L2714-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 38807#L2720-7 assume { :end_inline_continueInDirection } true; 40362#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 40361#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 40359#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 40354#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 40346#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 40340#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 39205#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 39204#L957-2 [2021-12-22 20:19:44,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:44,745 INFO L85 PathProgramCache]: Analyzing trace with hash -2144870048, now seen corresponding path program 1 times [2021-12-22 20:19:44,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:44,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397542999] [2021-12-22 20:19:44,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:44,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:44,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:44,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:44,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397542999] [2021-12-22 20:19:44,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397542999] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:44,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:44,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:44,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135418700] [2021-12-22 20:19:44,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:44,797 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:44,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:44,798 INFO L85 PathProgramCache]: Analyzing trace with hash 969062702, now seen corresponding path program 1 times [2021-12-22 20:19:44,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:44,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373155978] [2021-12-22 20:19:44,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:44,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:44,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:44,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:44,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373155978] [2021-12-22 20:19:44,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373155978] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:44,837 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:44,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:19:44,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675091549] [2021-12-22 20:19:44,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:44,838 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:44,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:44,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:19:44,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:19:44,840 INFO L87 Difference]: Start difference. First operand 5072 states and 9469 transitions. cyclomatic complexity: 4398 Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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) [2021-12-22 20:19:47,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:47,309 INFO L93 Difference]: Finished difference Result 17942 states and 33453 transitions. [2021-12-22 20:19:47,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 20:19:47,311 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17942 states and 33453 transitions. [2021-12-22 20:19:47,429 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9631 [2021-12-22 20:19:47,500 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17942 states to 17942 states and 33453 transitions. [2021-12-22 20:19:47,501 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17942 [2021-12-22 20:19:47,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17942 [2021-12-22 20:19:47,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17942 states and 33453 transitions. [2021-12-22 20:19:47,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:47,538 INFO L681 BuchiCegarLoop]: Abstraction has 17942 states and 33453 transitions. [2021-12-22 20:19:47,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17942 states and 33453 transitions. [2021-12-22 20:19:47,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17942 to 9182. [2021-12-22 20:19:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9182 states, 9182 states have (on average 1.8640818993683292) internal successors, (17116), 9181 states have internal predecessors, (17116), 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) [2021-12-22 20:19:47,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9182 states to 9182 states and 17116 transitions. [2021-12-22 20:19:47,788 INFO L704 BuchiCegarLoop]: Abstraction has 9182 states and 17116 transitions. [2021-12-22 20:19:47,788 INFO L587 BuchiCegarLoop]: Abstraction has 9182 states and 17116 transitions. [2021-12-22 20:19:47,788 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-22 20:19:47,788 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9182 states and 17116 transitions. [2021-12-22 20:19:47,815 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4663 [2021-12-22 20:19:47,815 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:47,815 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:47,817 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] [2021-12-22 20:19:47,817 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] [2021-12-22 20:19:47,818 INFO L791 eck$LassoCheckResult]: Stem: 60612#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 60613#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 61682#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 60500#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 60501#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 59600#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 59601#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 61833#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 61953#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 59837#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 60880#L1535 assume 0 == initPersonOnFloor_~floor#1; 60881#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 59543#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 59753#L1327 assume !(0 == callOnFloor_~floorID#1); 59755#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 61018#L1339-2 assume { :end_inline_callOnFloor } true; 62045#L1679 assume { :end_inline_initPersonOnFloor } true; 61693#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 61694#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 62167#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 62171#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 62170#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 60716#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 60802#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 62132#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 62169#L2885 assume !(0 != timeShift_~tmp___9~2#1); 61339#L2976 assume !(1 == ~doorState~0); 61340#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 61151#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 61152#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 59611#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 62126#L2984 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 62127#L2704 assume !(1 == ~currentHeading~0); 68566#L2714 assume !(0 == ~currentFloorID~0); 60978#L2714-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 60274#L2720-1 assume { :end_inline_continueInDirection } true; 60275#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 62276#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 62274#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 62267#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 62256#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 62233#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 62231#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 62229#L957-2 [2021-12-22 20:19:47,819 INFO L793 eck$LassoCheckResult]: Loop: 62229#L957-2 assume !false; 62228#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 62227#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 62226#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 62225#L965 assume 1 != cleanup_~tmp___0~3#1; 62222#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 62221#L1264-21 assume !(0 == isFloorCalling_~floorID#1); 62219#L1268-21 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 62199#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 62193#L2232 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 62179#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 62178#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 62177#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 62175#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 62174#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 62173#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 62172#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 60634#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 60907#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 60909#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 62223#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 61830#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 61831#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 60712#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 60713#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 68486#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 68484#L2984-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 68483#L2704-3 assume !(1 == ~currentHeading~0); 68482#L2714-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 61599#L2714-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 61827#L2720-7 assume { :end_inline_continueInDirection } true; 62275#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 62268#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 62265#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 62260#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 62239#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 62232#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 62230#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 62229#L957-2 [2021-12-22 20:19:47,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:47,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1422855594, now seen corresponding path program 1 times [2021-12-22 20:19:47,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:47,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615041750] [2021-12-22 20:19:47,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:47,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:47,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:47,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615041750] [2021-12-22 20:19:47,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615041750] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:47,868 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:47,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:47,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127067166] [2021-12-22 20:19:47,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:47,871 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:47,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:47,872 INFO L85 PathProgramCache]: Analyzing trace with hash -965758212, now seen corresponding path program 1 times [2021-12-22 20:19:47,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:47,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018070838] [2021-12-22 20:19:47,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:47,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:47,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:47,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018070838] [2021-12-22 20:19:47,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018070838] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:47,894 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:47,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:47,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702658139] [2021-12-22 20:19:47,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:47,894 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:47,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:47,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:19:47,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:19:47,896 INFO L87 Difference]: Start difference. First operand 9182 states and 17116 transitions. cyclomatic complexity: 7935 Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-12-22 20:19:48,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:48,206 INFO L93 Difference]: Finished difference Result 9952 states and 18448 transitions. [2021-12-22 20:19:48,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:19:48,207 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9952 states and 18448 transitions. [2021-12-22 20:19:48,247 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5024 [2021-12-22 20:19:48,277 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9952 states to 9952 states and 18448 transitions. [2021-12-22 20:19:48,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9952 [2021-12-22 20:19:48,286 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9952 [2021-12-22 20:19:48,287 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9952 states and 18448 transitions. [2021-12-22 20:19:48,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:48,296 INFO L681 BuchiCegarLoop]: Abstraction has 9952 states and 18448 transitions. [2021-12-22 20:19:48,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9952 states and 18448 transitions. [2021-12-22 20:19:48,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9952 to 9028. [2021-12-22 20:19:48,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9028 states, 9028 states have (on average 1.8608772707133363) internal successors, (16800), 9027 states have internal predecessors, (16800), 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) [2021-12-22 20:19:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9028 states to 9028 states and 16800 transitions. [2021-12-22 20:19:48,454 INFO L704 BuchiCegarLoop]: Abstraction has 9028 states and 16800 transitions. [2021-12-22 20:19:48,454 INFO L587 BuchiCegarLoop]: Abstraction has 9028 states and 16800 transitions. [2021-12-22 20:19:48,454 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-22 20:19:48,454 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9028 states and 16800 transitions. [2021-12-22 20:19:48,488 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4541 [2021-12-22 20:19:48,488 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:48,488 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:48,492 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:19:48,492 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:19:48,493 INFO L791 eck$LassoCheckResult]: Stem: 79738#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 79739#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 80793#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 79637#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 79638#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 78740#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 78741#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 80943#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 81052#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 78977#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 80002#L1535 assume 0 == initPersonOnFloor_~floor#1; 80003#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 78684#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 78892#L1327 assume !(0 == callOnFloor_~floorID#1); 78894#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 80140#L1339-2 assume { :end_inline_callOnFloor } true; 81143#L1679 assume { :end_inline_initPersonOnFloor } true; 80804#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 80805#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 81274#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 81272#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 81239#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 79839#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 79923#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 81233#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 81268#L2885 assume !(0 != timeShift_~tmp___9~2#1); 81269#L2976 assume !(1 == ~doorState~0); 87583#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 87582#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 87550#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 87545#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 87543#L2984 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 87542#L2704 assume !(1 == ~currentHeading~0); 87541#L2714 assume !(0 == ~currentFloorID~0); 80101#L2714-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 79406#L2720-1 assume { :end_inline_continueInDirection } true; 79407#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 80745#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 80232#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 80000#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 81217#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 81280#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 81278#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 81276#L957-2 [2021-12-22 20:19:48,494 INFO L793 eck$LassoCheckResult]: Loop: 81276#L957-2 assume !false; 81275#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 81273#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 81271#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 81270#L965 assume 1 != cleanup_~tmp___0~3#1; 81267#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 81266#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 81264#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 81265#L2232 assume !(0 != anyStopRequested_~tmp___3~0#1); 81500#L2236 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 81496#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 81494#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 81493#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 81492#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 81491#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 81490#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 81487#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 81481#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 81478#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 81476#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 81473#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 81468#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 81466#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 79835#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 79836#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 79039#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 81357#L2984-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 81345#L2704-3 assume !(1 == ~currentHeading~0); 81334#L2714-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 81324#L2714-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 81315#L2720-7 assume { :end_inline_continueInDirection } true; 81311#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 81310#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 81308#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 81303#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 81286#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 81279#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 81277#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 81276#L957-2 [2021-12-22 20:19:48,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:48,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1422855594, now seen corresponding path program 2 times [2021-12-22 20:19:48,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:48,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665625280] [2021-12-22 20:19:48,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:48,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:48,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:48,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:48,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665625280] [2021-12-22 20:19:48,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665625280] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:48,536 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:48,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:48,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926474400] [2021-12-22 20:19:48,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:48,537 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:48,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:48,538 INFO L85 PathProgramCache]: Analyzing trace with hash 356835505, now seen corresponding path program 1 times [2021-12-22 20:19:48,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:48,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087285431] [2021-12-22 20:19:48,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:48,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:48,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:48,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:48,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087285431] [2021-12-22 20:19:48,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087285431] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:48,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:48,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:19:48,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852304957] [2021-12-22 20:19:48,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:48,598 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:48,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:48,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:19:48,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:19:48,600 INFO L87 Difference]: Start difference. First operand 9028 states and 16800 transitions. cyclomatic complexity: 7773 Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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) [2021-12-22 20:19:49,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:49,109 INFO L93 Difference]: Finished difference Result 36355 states and 67720 transitions. [2021-12-22 20:19:49,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 20:19:49,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36355 states and 67720 transitions. [2021-12-22 20:19:49,308 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24344 [2021-12-22 20:19:49,470 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36355 states to 36355 states and 67720 transitions. [2021-12-22 20:19:49,470 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36355 [2021-12-22 20:19:49,514 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36355 [2021-12-22 20:19:49,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36355 states and 67720 transitions. [2021-12-22 20:19:49,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:49,548 INFO L681 BuchiCegarLoop]: Abstraction has 36355 states and 67720 transitions. [2021-12-22 20:19:49,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36355 states and 67720 transitions. [2021-12-22 20:19:49,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36355 to 16327. [2021-12-22 20:19:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16327 states, 16327 states have (on average 1.8614564831261102) internal successors, (30392), 16326 states have internal predecessors, (30392), 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) [2021-12-22 20:19:50,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16327 states to 16327 states and 30392 transitions. [2021-12-22 20:19:50,034 INFO L704 BuchiCegarLoop]: Abstraction has 16327 states and 30392 transitions. [2021-12-22 20:19:50,034 INFO L587 BuchiCegarLoop]: Abstraction has 16327 states and 30392 transitions. [2021-12-22 20:19:50,034 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-22 20:19:50,034 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16327 states and 30392 transitions. [2021-12-22 20:19:50,077 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9020 [2021-12-22 20:19:50,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:50,077 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:50,081 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] [2021-12-22 20:19:50,082 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] [2021-12-22 20:19:50,082 INFO L791 eck$LassoCheckResult]: Stem: 125145#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 125146#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 126216#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 125040#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 125041#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 124144#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 124145#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 126388#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 126499#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 124379#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 125411#L1535 assume 0 == initPersonOnFloor_~floor#1; 125412#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 124088#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 124295#L1327 assume !(0 == callOnFloor_~floorID#1); 124297#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 125545#L1339-2 assume { :end_inline_callOnFloor } true; 126599#L1679 assume { :end_inline_initPersonOnFloor } true; 126227#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 126228#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 126745#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 126756#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 126747#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 126748#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 126888#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 126885#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 126884#L2885 assume !(0 != timeShift_~tmp___9~2#1); 126883#L2976 assume !(1 == ~doorState~0); 126863#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 126845#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 126816#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 126811#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 126809#L2984 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 126810#L2704 assume !(1 == ~currentHeading~0); 127353#L2714 assume !(0 == ~currentFloorID~0); 127347#L2714-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 127345#L2720-1 assume { :end_inline_continueInDirection } true; 127331#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 127309#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 127306#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 127298#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 127283#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 127271#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 127267#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 127220#L957-2 [2021-12-22 20:19:50,082 INFO L793 eck$LassoCheckResult]: Loop: 127220#L957-2 assume !false; 127218#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 127216#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 127214#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 127212#L965 assume 1 != cleanup_~tmp___0~3#1; 127210#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 127208#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 127206#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 127202#L2232 assume !(0 != anyStopRequested_~tmp___3~0#1); 127199#L2236 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 126978#L1264-22 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 126968#L1291-22 anyStopRequested_#t~ret55#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret55#1;havoc anyStopRequested_#t~ret55#1; 126960#L2243 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 126932#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 126927#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 126923#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 126921#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 126920#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 126918#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 126913#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 126914#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 127119#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 127117#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 127114#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 127112#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 127110#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 127106#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 127084#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 127080#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 127081#L2984-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 132647#L2704-3 assume !(1 == ~currentHeading~0); 132632#L2714-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 132625#L2714-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 132622#L2720-7 assume { :end_inline_continueInDirection } true; 132618#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 132617#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 132615#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 132610#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 132602#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 132596#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 127266#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 127220#L957-2 [2021-12-22 20:19:50,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:50,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1422855594, now seen corresponding path program 3 times [2021-12-22 20:19:50,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:50,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418403929] [2021-12-22 20:19:50,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:50,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:50,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:50,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418403929] [2021-12-22 20:19:50,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418403929] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:50,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:50,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:50,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772092551] [2021-12-22 20:19:50,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:50,124 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:50,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:50,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1639275500, now seen corresponding path program 1 times [2021-12-22 20:19:50,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:50,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214464098] [2021-12-22 20:19:50,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:50,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:50,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:50,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214464098] [2021-12-22 20:19:50,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214464098] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:50,151 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:50,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:50,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983885608] [2021-12-22 20:19:50,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:50,151 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:50,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:50,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:19:50,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:19:50,152 INFO L87 Difference]: Start difference. First operand 16327 states and 30392 transitions. cyclomatic complexity: 14066 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) [2021-12-22 20:19:50,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:50,520 INFO L93 Difference]: Finished difference Result 24655 states and 45751 transitions. [2021-12-22 20:19:50,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 20:19:50,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24655 states and 45751 transitions. [2021-12-22 20:19:50,622 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13604 [2021-12-22 20:19:50,834 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24655 states to 24655 states and 45751 transitions. [2021-12-22 20:19:50,835 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24655 [2021-12-22 20:19:50,852 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24655 [2021-12-22 20:19:50,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24655 states and 45751 transitions. [2021-12-22 20:19:50,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:50,874 INFO L681 BuchiCegarLoop]: Abstraction has 24655 states and 45751 transitions. [2021-12-22 20:19:50,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24655 states and 45751 transitions. [2021-12-22 20:19:51,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24655 to 16327. [2021-12-22 20:19:51,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16327 states, 16327 states have (on average 1.8526367366938201) internal successors, (30248), 16326 states have internal predecessors, (30248), 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) [2021-12-22 20:19:51,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16327 states to 16327 states and 30248 transitions. [2021-12-22 20:19:51,204 INFO L704 BuchiCegarLoop]: Abstraction has 16327 states and 30248 transitions. [2021-12-22 20:19:51,204 INFO L587 BuchiCegarLoop]: Abstraction has 16327 states and 30248 transitions. [2021-12-22 20:19:51,205 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-22 20:19:51,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16327 states and 30248 transitions. [2021-12-22 20:19:51,239 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9020 [2021-12-22 20:19:51,239 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:51,240 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:51,242 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] [2021-12-22 20:19:51,243 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, 1] [2021-12-22 20:19:51,243 INFO L791 eck$LassoCheckResult]: Stem: 166135#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 166136#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 167197#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 166031#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 166032#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 165134#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 165135#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 167356#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 167470#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 165372#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 166400#L1535 assume 0 == initPersonOnFloor_~floor#1; 166401#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 165078#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 165290#L1327 assume !(0 == callOnFloor_~floorID#1); 165292#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 166535#L1339-2 assume { :end_inline_callOnFloor } true; 167565#L1679 assume { :end_inline_initPersonOnFloor } true; 167209#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 167210#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 168016#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 174223#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 174207#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 174203#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 174201#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 174194#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 174191#L2885 assume !(0 != timeShift_~tmp___9~2#1); 174192#L2976 assume !(1 == ~doorState~0); 175997#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 175995#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 175996#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 165145#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 170324#L2984 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 170321#L2704 assume !(1 == ~currentHeading~0); 170316#L2714 assume !(0 == ~currentFloorID~0); 170284#L2714-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 170282#L2720-1 assume { :end_inline_continueInDirection } true; 170275#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 170273#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 170239#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 168037#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 168038#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 169930#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 169929#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 169928#L957-2 [2021-12-22 20:19:51,243 INFO L793 eck$LassoCheckResult]: Loop: 169928#L957-2 assume !false; 169927#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 169926#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 169925#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 169924#L965 assume 1 != cleanup_~tmp___0~3#1; 169923#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 167709#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 167710#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 167704#L2232 assume !(0 != anyStopRequested_~tmp___3~0#1); 167705#L2236 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 166228#L1264-22 assume !(0 == isFloorCalling_~floorID#1); 166229#L1268-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 167681#L1291-22 anyStopRequested_#t~ret55#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret55#1;havoc anyStopRequested_#t~ret55#1; 167682#L2243 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 177464#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 177463#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 177462#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 177460#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 177459#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 177458#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 177455#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 177452#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 177450#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 177449#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 177448#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 177441#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 177424#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 177418#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 177404#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 177403#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 177400#L2984-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 177401#L2704-3 assume !(1 == ~currentHeading~0); 178273#L2714-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 178271#L2714-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 170243#L2720-7 assume { :end_inline_continueInDirection } true; 170227#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 167844#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 167841#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 167837#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 167776#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 167769#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 167770#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 169928#L957-2 [2021-12-22 20:19:51,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:51,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1422855594, now seen corresponding path program 4 times [2021-12-22 20:19:51,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:51,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723619554] [2021-12-22 20:19:51,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:51,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:51,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:51,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723619554] [2021-12-22 20:19:51,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723619554] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:51,267 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:51,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:51,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429858392] [2021-12-22 20:19:51,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:51,268 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:51,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:51,268 INFO L85 PathProgramCache]: Analyzing trace with hash 2098442425, now seen corresponding path program 1 times [2021-12-22 20:19:51,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:51,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339204779] [2021-12-22 20:19:51,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:51,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:51,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:51,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339204779] [2021-12-22 20:19:51,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339204779] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:51,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:51,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:19:51,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749295451] [2021-12-22 20:19:51,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:51,293 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:51,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:51,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:19:51,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:19:51,293 INFO L87 Difference]: Start difference. First operand 16327 states and 30248 transitions. cyclomatic complexity: 13922 Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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) [2021-12-22 20:19:51,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:51,488 INFO L93 Difference]: Finished difference Result 24807 states and 45797 transitions. [2021-12-22 20:19:51,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:19:51,488 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24807 states and 45797 transitions. [2021-12-22 20:19:51,598 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 17224 [2021-12-22 20:19:51,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24807 states to 24807 states and 45797 transitions. [2021-12-22 20:19:51,678 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24807 [2021-12-22 20:19:51,702 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24807 [2021-12-22 20:19:51,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24807 states and 45797 transitions. [2021-12-22 20:19:51,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:51,722 INFO L681 BuchiCegarLoop]: Abstraction has 24807 states and 45797 transitions. [2021-12-22 20:19:51,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24807 states and 45797 transitions. [2021-12-22 20:19:52,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24807 to 16345. [2021-12-22 20:19:52,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16345 states, 16345 states have (on average 1.851697766901193) internal successors, (30266), 16344 states have internal predecessors, (30266), 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) [2021-12-22 20:19:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16345 states to 16345 states and 30266 transitions. [2021-12-22 20:19:52,169 INFO L704 BuchiCegarLoop]: Abstraction has 16345 states and 30266 transitions. [2021-12-22 20:19:52,170 INFO L587 BuchiCegarLoop]: Abstraction has 16345 states and 30266 transitions. [2021-12-22 20:19:52,170 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-22 20:19:52,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16345 states and 30266 transitions. [2021-12-22 20:19:52,212 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9032 [2021-12-22 20:19:52,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:52,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:52,218 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] [2021-12-22 20:19:52,218 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, 1, 1] [2021-12-22 20:19:52,218 INFO L791 eck$LassoCheckResult]: Stem: 207301#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 207302#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 208421#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 207192#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 207193#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 206279#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 206280#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 208616#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 208752#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 206519#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 207575#L1535 assume 0 == initPersonOnFloor_~floor#1; 207576#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 206223#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 206434#L1327 assume !(0 == callOnFloor_~floorID#1); 206436#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 207715#L1339-2 assume { :end_inline_callOnFloor } true; 208871#L1679 assume { :end_inline_initPersonOnFloor } true; 208433#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 208434#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 209061#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 209065#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 209062#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 209063#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 209153#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 209152#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 209150#L2885 assume !(0 != timeShift_~tmp___9~2#1); 209147#L2976 assume !(1 == ~doorState~0); 209146#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 209144#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 209145#L2497 assume !(0 == ~currentFloorID~0); 209027#L2503 assume !(~currentFloorID~0 > 0); 208811#L2518 assume ~currentFloorID~0 > 0; 208762#L2520 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 208763#L2521 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~21#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 209177#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 209178#L2984 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 216211#L2704 assume !(1 == ~currentHeading~0); 216208#L2714 assume !(0 == ~currentFloorID~0); 216205#L2714-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 216200#L2720-1 assume { :end_inline_continueInDirection } true; 216196#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 216195#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 216194#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 216188#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 216184#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 216174#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 216173#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 216170#L957-2 [2021-12-22 20:19:52,219 INFO L793 eck$LassoCheckResult]: Loop: 216170#L957-2 assume !false; 216168#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 216166#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 216164#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 216162#L965 assume 1 != cleanup_~tmp___0~3#1; 216160#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 216159#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 216158#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 212461#L2232 assume !(0 != anyStopRequested_~tmp___3~0#1); 209315#L2236 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 209314#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 209284#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 209282#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 209280#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 209278#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 209276#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 209274#L2141-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 209271#L2145-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 209263#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 209261#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 209258#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 209255#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 209252#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 209250#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 209246#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 209247#L2497-2 assume !(0 == ~currentFloorID~0); 209073#L2503-2 assume !(~currentFloorID~0 > 0); 209072#L2518-2 assume ~currentFloorID~0 > 0; 222118#L2520-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 222108#L2521-2 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~21#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 212459#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 212460#L2984-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 222100#L2704-3 assume !(1 == ~currentHeading~0); 222099#L2714-9 assume !(0 == ~currentFloorID~0); 218822#L2714-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 222097#L2720-7 assume { :end_inline_continueInDirection } true; 222021#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 222020#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 222018#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 222013#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 222005#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 221999#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 216172#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 216170#L957-2 [2021-12-22 20:19:52,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:52,219 INFO L85 PathProgramCache]: Analyzing trace with hash -292894047, now seen corresponding path program 1 times [2021-12-22 20:19:52,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:52,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506210310] [2021-12-22 20:19:52,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:52,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:52,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:52,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506210310] [2021-12-22 20:19:52,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506210310] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:52,240 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:52,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:52,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238008546] [2021-12-22 20:19:52,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:52,241 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:52,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:52,241 INFO L85 PathProgramCache]: Analyzing trace with hash 871914918, now seen corresponding path program 1 times [2021-12-22 20:19:52,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:52,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088668195] [2021-12-22 20:19:52,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:52,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:52,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:52,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088668195] [2021-12-22 20:19:52,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088668195] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:52,265 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:52,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:19:52,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425868959] [2021-12-22 20:19:52,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:52,266 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:52,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:52,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:19:52,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:19:52,267 INFO L87 Difference]: Start difference. First operand 16345 states and 30266 transitions. cyclomatic complexity: 13922 Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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) [2021-12-22 20:19:53,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:53,243 INFO L93 Difference]: Finished difference Result 22419 states and 41436 transitions. [2021-12-22 20:19:53,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 20:19:53,244 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22419 states and 41436 transitions. [2021-12-22 20:19:53,415 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 17411 [2021-12-22 20:19:53,467 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22419 states to 22419 states and 41436 transitions. [2021-12-22 20:19:53,467 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22419 [2021-12-22 20:19:53,486 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22419 [2021-12-22 20:19:53,486 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22419 states and 41436 transitions. [2021-12-22 20:19:53,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:53,500 INFO L681 BuchiCegarLoop]: Abstraction has 22419 states and 41436 transitions. [2021-12-22 20:19:53,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22419 states and 41436 transitions. [2021-12-22 20:19:53,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22419 to 12447. [2021-12-22 20:19:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12447 states, 12447 states have (on average 1.8427733590423394) internal successors, (22937), 12446 states have internal predecessors, (22937), 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) [2021-12-22 20:19:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12447 states to 12447 states and 22937 transitions. [2021-12-22 20:19:53,691 INFO L704 BuchiCegarLoop]: Abstraction has 12447 states and 22937 transitions. [2021-12-22 20:19:53,691 INFO L587 BuchiCegarLoop]: Abstraction has 12447 states and 22937 transitions. [2021-12-22 20:19:53,691 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-22 20:19:53,691 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12447 states and 22937 transitions. [2021-12-22 20:19:53,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9076 [2021-12-22 20:19:53,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:53,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:53,735 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] [2021-12-22 20:19:53,735 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:19:53,736 INFO L791 eck$LassoCheckResult]: Stem: 246014#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 246015#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 247015#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 245920#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 245921#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 245046#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 245047#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 247158#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 247256#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 245275#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 246261#L1535 assume 0 == initPersonOnFloor_~floor#1; 246262#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 245001#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 245191#L1327 assume !(0 == callOnFloor_~floorID#1); 245193#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 246390#L1339-2 assume { :end_inline_callOnFloor } true; 247472#L1679 assume { :end_inline_initPersonOnFloor } true; 247471#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 247470#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 247469#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 247468#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 247445#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 246186#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 246187#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 247438#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 247467#L2885 assume !(0 != timeShift_~tmp___9~2#1); 246694#L2976 assume !(1 == ~doorState~0); 246695#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 246516#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 246517#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 245059#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 247435#L2984 assume !(0 != timeShift_~tmp___8~2#1);assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~24#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~24#1; 245402#L2759 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~24#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~24#1; 245403#L2764 timeShift_#t~ret94#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1;assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := timeShift_~tmp___6~2#1, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 247221#L2328-1 assume !(1 == stopRequestedInDirection_~dir#1); 247274#L2497-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 245806#L2650-1 timeShift_#t~ret95#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret95#1;havoc timeShift_#t~ret95#1; 245892#L2993 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 246448#L2704-2 assume !(1 == ~currentHeading~0); 246522#L2714-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 245967#L2714-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 245968#L2720-5 assume { :end_inline_continueInDirection } true; 245693#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 251305#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 251304#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 251298#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 251294#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 251284#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 251283#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 251281#L957-2 [2021-12-22 20:19:53,737 INFO L793 eck$LassoCheckResult]: Loop: 251281#L957-2 assume !false; 251280#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 251279#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 251278#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 251277#L965 assume 1 != cleanup_~tmp___0~3#1; 251276#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 251275#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 251274#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 251272#L2232 assume !(0 != anyStopRequested_~tmp___3~0#1); 251270#L2236 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 251269#L1264-22 assume !(0 == isFloorCalling_~floorID#1); 251268#L1268-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 251264#L1291-22 anyStopRequested_#t~ret55#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret55#1;havoc anyStopRequested_#t~ret55#1; 251247#L2243 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 251242#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 251241#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 251239#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 251236#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 247498#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 247497#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 247496#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 247495#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 247494#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 247493#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 247492#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 247155#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 247156#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 246106#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 246107#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 245334#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 246727#L2984-2 assume !(0 != timeShift_~tmp___8~2#1);assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~24#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~24#1; 246728#L2759-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~24#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~24#1; 247190#L2764-2 timeShift_#t~ret94#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1;assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := timeShift_~tmp___6~2#1, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 247086#L2328-3 assume !(1 == stopRequestedInDirection_~dir#1); 247087#L2497-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 247150#L2650-3 timeShift_#t~ret95#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret95#1;havoc timeShift_#t~ret95#1; 254179#L2993-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 254171#L2704-5 assume !(1 == ~currentHeading~0); 253479#L2714-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 251361#L2714-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 251356#L2720-11 assume { :end_inline_continueInDirection } true; 251355#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 251354#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 251352#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 251347#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 251339#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 251333#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 251282#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 251281#L957-2 [2021-12-22 20:19:53,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:53,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1243035875, now seen corresponding path program 1 times [2021-12-22 20:19:53,737 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:53,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419873913] [2021-12-22 20:19:53,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:53,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:53,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:53,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419873913] [2021-12-22 20:19:53,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419873913] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:53,762 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:53,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:53,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50643852] [2021-12-22 20:19:53,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:53,763 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:53,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:53,763 INFO L85 PathProgramCache]: Analyzing trace with hash -128212530, now seen corresponding path program 1 times [2021-12-22 20:19:53,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:53,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710403480] [2021-12-22 20:19:53,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:53,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:53,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:53,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710403480] [2021-12-22 20:19:53,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710403480] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:53,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:53,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:19:53,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023315522] [2021-12-22 20:19:53,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:53,793 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:53,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:53,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:19:53,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:19:53,794 INFO L87 Difference]: Start difference. First operand 12447 states and 22937 transitions. cyclomatic complexity: 10491 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2021-12-22 20:19:54,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:54,120 INFO L93 Difference]: Finished difference Result 37479 states and 69001 transitions. [2021-12-22 20:19:54,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:19:54,121 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37479 states and 69001 transitions. [2021-12-22 20:19:54,266 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 33939 [2021-12-22 20:19:54,370 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37479 states to 37479 states and 69001 transitions. [2021-12-22 20:19:54,370 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37479 [2021-12-22 20:19:54,400 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37479 [2021-12-22 20:19:54,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37479 states and 69001 transitions. [2021-12-22 20:19:54,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:54,424 INFO L681 BuchiCegarLoop]: Abstraction has 37479 states and 69001 transitions. [2021-12-22 20:19:54,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37479 states and 69001 transitions. [2021-12-22 20:19:54,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37479 to 12459. [2021-12-22 20:19:54,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12459 states have (on average 1.8419616341600449) internal successors, (22949), 12458 states have internal predecessors, (22949), 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) [2021-12-22 20:19:54,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 22949 transitions. [2021-12-22 20:19:54,773 INFO L704 BuchiCegarLoop]: Abstraction has 12459 states and 22949 transitions. [2021-12-22 20:19:54,773 INFO L587 BuchiCegarLoop]: Abstraction has 12459 states and 22949 transitions. [2021-12-22 20:19:54,773 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-22 20:19:54,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12459 states and 22949 transitions. [2021-12-22 20:19:54,801 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9086 [2021-12-22 20:19:54,801 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:54,801 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:54,802 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] [2021-12-22 20:19:54,802 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:19:54,802 INFO L791 eck$LassoCheckResult]: Stem: 295968#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 295969#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 296991#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 295867#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 295868#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 294983#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 294984#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 297148#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 297263#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 295218#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 296217#L1535 assume 0 == initPersonOnFloor_~floor#1; 296218#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 294938#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 295132#L1327 assume !(0 == callOnFloor_~floorID#1); 295134#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 296343#L1339-2 assume { :end_inline_callOnFloor } true; 297505#L1679 assume { :end_inline_initPersonOnFloor } true; 297503#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 297502#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 297501#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 297500#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 297462#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 296141#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 296142#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 297450#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 297498#L2885 assume !(0 != timeShift_~tmp___9~2#1); 296647#L2976 assume !(1 == ~doorState~0); 296648#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 296468#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 296469#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 294997#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 297446#L2984 assume !(0 != timeShift_~tmp___8~2#1);assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~24#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~24#1; 295346#L2759 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~24#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~24#1; 295348#L2764 timeShift_#t~ret94#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1;assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := timeShift_~tmp___6~2#1, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 297506#L2328-1 assume !(1 == stopRequestedInDirection_~dir#1); 297282#L2497-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 295753#L2650-1 timeShift_#t~ret95#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret95#1;havoc timeShift_#t~ret95#1; 295840#L2993 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 296404#L2704-2 assume !(1 == ~currentHeading~0); 296474#L2714-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 295917#L2714-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 295918#L2720-5 assume { :end_inline_continueInDirection } true; 295641#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 296946#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 296435#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 296215#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 295298#L112 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 295299#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 296623#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 296624#L957-2 [2021-12-22 20:19:54,802 INFO L793 eck$LassoCheckResult]: Loop: 296624#L957-2 assume !false; 296813#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 296960#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 296491#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 296492#L965 assume 1 != cleanup_~tmp___0~3#1; 296106#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 296107#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 306740#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 306739#L2232 assume !(0 != anyStopRequested_~tmp___3~0#1); 297678#L2236 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 297676#L1264-22 assume !(0 == isFloorCalling_~floorID#1); 297662#L1268-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 297651#L1291-22 anyStopRequested_#t~ret55#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret55#1;havoc anyStopRequested_#t~ret55#1; 297633#L2243 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 297629#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 298892#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 298890#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 298887#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 297606#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 297605#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 297604#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 297603#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 297601#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 297600#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 297598#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 297597#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 297582#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 297561#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 297541#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 297540#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 297514#L2984-2 assume !(0 != timeShift_~tmp___8~2#1);assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~24#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~24#1; 297512#L2759-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~24#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~24#1; 297511#L2764-2 timeShift_#t~ret94#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1;assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := timeShift_~tmp___6~2#1, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 297509#L2328-3 assume !(1 == stopRequestedInDirection_~dir#1); 296409#L2497-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 295669#L2650-3 timeShift_#t~ret95#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret95#1;havoc timeShift_#t~ret95#1; 307213#L2993-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 307212#L2704-5 assume !(1 == ~currentHeading~0); 307211#L2714-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 297267#L2714-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 297479#L2720-11 assume { :end_inline_continueInDirection } true; 307146#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 307145#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 307143#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 307138#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 307130#L112-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 307124#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 297231#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 296624#L957-2 [2021-12-22 20:19:54,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:54,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1243035875, now seen corresponding path program 2 times [2021-12-22 20:19:54,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:54,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505240371] [2021-12-22 20:19:54,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:54,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:54,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:54,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505240371] [2021-12-22 20:19:54,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505240371] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:54,820 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:54,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:54,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656332739] [2021-12-22 20:19:54,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:54,821 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:54,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:54,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1716560432, now seen corresponding path program 1 times [2021-12-22 20:19:54,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:54,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606577577] [2021-12-22 20:19:54,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:54,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:54,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:54,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:54,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606577577] [2021-12-22 20:19:54,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606577577] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:54,837 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:54,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 20:19:54,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362675347] [2021-12-22 20:19:54,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:54,838 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:19:54,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:19:54,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 20:19:54,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 20:19:54,839 INFO L87 Difference]: Start difference. First operand 12459 states and 22949 transitions. cyclomatic complexity: 10491 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2021-12-22 20:19:55,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:19:55,223 INFO L93 Difference]: Finished difference Result 39825 states and 73452 transitions. [2021-12-22 20:19:55,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:19:55,223 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39825 states and 73452 transitions. [2021-12-22 20:19:55,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 33438 [2021-12-22 20:19:55,442 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39825 states to 39825 states and 73452 transitions. [2021-12-22 20:19:55,442 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39825 [2021-12-22 20:19:55,466 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39825 [2021-12-22 20:19:55,466 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39825 states and 73452 transitions. [2021-12-22 20:19:55,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:19:55,488 INFO L681 BuchiCegarLoop]: Abstraction has 39825 states and 73452 transitions. [2021-12-22 20:19:55,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39825 states and 73452 transitions. [2021-12-22 20:19:55,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39825 to 12493. [2021-12-22 20:19:55,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12493 states, 12493 states have (on average 1.8396702153205795) internal successors, (22983), 12492 states have internal predecessors, (22983), 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) [2021-12-22 20:19:55,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12493 states to 12493 states and 22983 transitions. [2021-12-22 20:19:55,828 INFO L704 BuchiCegarLoop]: Abstraction has 12493 states and 22983 transitions. [2021-12-22 20:19:55,828 INFO L587 BuchiCegarLoop]: Abstraction has 12493 states and 22983 transitions. [2021-12-22 20:19:55,828 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-22 20:19:55,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12493 states and 22983 transitions. [2021-12-22 20:19:55,862 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9110 [2021-12-22 20:19:55,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:19:55,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:19:55,864 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] [2021-12-22 20:19:55,864 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:19:55,864 INFO L791 eck$LassoCheckResult]: Stem: 348242#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 348243#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~7#1, main_~tmp~14#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~14#1;assume { :begin_inline_select_helpers } true; 349264#L1865 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 348149#L1858 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 348150#L1873 main_#t~ret49#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~14#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 347278#L1153 assume 0 != main_~tmp~14#1;assume { :begin_inline_setup } true; 347279#L1125 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 349416#L69 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret42#1, bigMacCall_~tmp~11#1;havoc bigMacCall_~tmp~11#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; 349529#L260 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 347505#L285 bigMacCall_#t~ret42#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~11#1 := bigMacCall_#t~ret42#1;havoc bigMacCall_#t~ret42#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~11#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 348503#L1535 assume 0 == initPersonOnFloor_~floor#1; 348504#L1536 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 347233#L1643-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 347423#L1327 assume !(0 == callOnFloor_~floorID#1); 347425#L1330 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 348629#L1339-2 assume { :end_inline_callOnFloor } true; 349764#L1679 assume { :end_inline_initPersonOnFloor } true; 349763#L929 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret43#1, cleanup_#t~ret44#1, cleanup_~i~2#1, cleanup_~tmp~12#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~12#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 349762#L1264 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 349761#L1291 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 349760#L2737 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 349728#L2141 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 348426#L2162 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 348427#L2744 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 349714#L2749 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 349759#L2885 assume !(0 != timeShift_~tmp___9~2#1); 348938#L2976 assume !(1 == ~doorState~0); 348939#L2976-2 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 348758#L2328 assume !(1 == stopRequestedInDirection_~dir#1); 348759#L2497 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 347291#L2650 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 349712#L2984 assume !(0 != timeShift_~tmp___8~2#1);assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~24#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~24#1; 347630#L2759 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~24#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~24#1; 347632#L2764 timeShift_#t~ret94#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1;assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := timeShift_~tmp___6~2#1, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 349490#L2328-1 assume !(1 == stopRequestedInDirection_~dir#1); 349548#L2497-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 348036#L2650-1 timeShift_#t~ret95#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret95#1;havoc timeShift_#t~ret95#1; 348123#L2993 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 348688#L2704-2 assume !(1 == ~currentHeading~0); 348764#L2714-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 348197#L2714-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 348198#L2720-5 assume { :end_inline_continueInDirection } true; 347924#L2993-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 352388#L2124 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 349809#L2184-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 349801#L2216-6 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 349835#L112 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 349827#L2133 __utac_acc__Specification9_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret6#1;havoc __utac_acc__Specification9_spec__3_#t~ret6#1; 349828#L122 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1); 352385#L122-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 352383#L3008 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 352380#L957-2 [2021-12-22 20:19:55,865 INFO L793 eck$LassoCheckResult]: Loop: 352380#L957-2 assume !false; 352377#L958 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 352375#L961 assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 352373#L1947 cleanup_#t~ret43#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret43#1;havoc cleanup_#t~ret43#1; 352372#L965 assume 1 != cleanup_~tmp___0~3#1; 352371#L965-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret59#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_#t~ret56#1, anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 352370#L1264-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 352369#L1291-21 anyStopRequested_#t~ret54#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret54#1;havoc anyStopRequested_#t~ret54#1; 352367#L2232 assume !(0 != anyStopRequested_~tmp___3~0#1); 352365#L2236 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 352364#L1264-22 assume !(0 == isFloorCalling_~floorID#1); 352363#L1268-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 352332#L1291-22 anyStopRequested_#t~ret55#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret55#1;havoc anyStopRequested_#t~ret55#1; 347918#L2243 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 347305#L2296 isIdle_#t~ret59#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret59#1;havoc isIdle_#t~ret59#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 352311#L2309 cleanup_#t~ret44#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~12#1 := cleanup_#t~ret44#1;havoc cleanup_#t~ret44#1; 352308#L977 assume !(0 != cleanup_~tmp~12#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_#t~ret92#1, timeShift_#t~ret93#1, timeShift_#t~ret94#1, timeShift_#t~ret95#1, timeShift_#t~ret96#1, timeShift_~tmp~24#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~24#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1, stopRequestedAtCurrentFloor_#t~ret73#1, stopRequestedAtCurrentFloor_~retValue_acc~23#1, stopRequestedAtCurrentFloor_~tmp~22#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~23#1;havoc stopRequestedAtCurrentFloor_~tmp~22#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~8#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~8#1; 352305#L1264-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~8#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~8#1; 352077#L1291-26 stopRequestedAtCurrentFloor_#t~ret72#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret72#1;havoc stopRequestedAtCurrentFloor_#t~ret72#1; 352075#L2737-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~7#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1; 352074#L2141-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1; 352073#L2162-1 stopRequestedAtCurrentFloor_#t~ret73#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~22#1 := stopRequestedAtCurrentFloor_#t~ret73#1;havoc stopRequestedAtCurrentFloor_#t~ret73#1; 352067#L2744-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~22#1);stopRequestedAtCurrentFloor_~retValue_acc~23#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~23#1; 352065#L2749-1 timeShift_#t~ret86#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 352063#L2885-2 assume !(0 != timeShift_~tmp___9~2#1); 352062#L2976-3 assume 1 == ~doorState~0;~doorState~0 := 0; 352060#L2976-5 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~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 352057#L2328-2 assume !(1 == stopRequestedInDirection_~dir#1); 352045#L2497-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 351983#L2650-2 timeShift_#t~ret93#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret93#1;havoc timeShift_#t~ret93#1; 352043#L2984-2 assume !(0 != timeShift_~tmp___8~2#1);assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~24#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~24#1; 351914#L2759-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~24#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~24#1; 352039#L2764-2 timeShift_#t~ret94#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret94#1;havoc timeShift_#t~ret94#1;assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := timeShift_~tmp___6~2#1, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_#t~ret64#1, stopRequestedInDirection_#t~ret65#1, stopRequestedInDirection_#t~ret66#1, stopRequestedInDirection_#t~ret67#1, stopRequestedInDirection_#t~ret68#1, stopRequestedInDirection_#t~ret69#1, stopRequestedInDirection_#t~ret70#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~21#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~6#1, stopRequestedInDirection_~tmp___1~5#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#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~21#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~6#1;havoc stopRequestedInDirection_~tmp___1~5#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 352033#L2328-3 assume !(1 == stopRequestedInDirection_~dir#1); 351929#L2497-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~21#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~21#1; 351917#L2650-3 timeShift_#t~ret95#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret95#1;havoc timeShift_#t~ret95#1; 351907#L2993-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret71#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1; 351899#L2704-5 assume !(1 == ~currentHeading~0); 351890#L2714-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 351886#L2714-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 351882#L2720-11 assume { :end_inline_continueInDirection } true; 351883#L2993-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret4#1, __utac_acc__Specification9_spec__3_#t~ret5#1, __utac_acc__Specification9_spec__3_#t~ret6#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~0#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 352411#L2124-1 __utac_acc__Specification9_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~0#1 := __utac_acc__Specification9_spec__3_#t~ret4#1;havoc __utac_acc__Specification9_spec__3_#t~ret4#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~0#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1; 352410#L2184-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1; 352405#L2216-13 __utac_acc__Specification9_spec__3_#t~ret5#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret5#1;havoc __utac_acc__Specification9_spec__3_#t~ret5#1; 352412#L112-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 352396#L2133-1 __utac_acc__Specification9_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret6#1;havoc __utac_acc__Specification9_spec__3_#t~ret6#1; 352399#L122-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1); 352389#L122-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 352382#L3008-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 352380#L957-2 [2021-12-22 20:19:55,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:55,865 INFO L85 PathProgramCache]: Analyzing trace with hash 556577702, now seen corresponding path program 1 times [2021-12-22 20:19:55,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:55,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584414487] [2021-12-22 20:19:55,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:55,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:19:55,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:19:55,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:19:55,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584414487] [2021-12-22 20:19:55,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584414487] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:19:55,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:19:55,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 20:19:55,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556677672] [2021-12-22 20:19:55,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:19:55,888 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:19:55,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:19:55,888 INFO L85 PathProgramCache]: Analyzing trace with hash -346930957, now seen corresponding path program 1 times [2021-12-22 20:19:55,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:19:55,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219464904] [2021-12-22 20:19:55,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:19:55,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:19:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:19:55,899 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:19:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:19:55,943 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:19:57,269 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:19:57,269 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:19:57,270 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:19:57,270 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:19:57,270 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 20:19:57,270 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:57,270 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:19:57,270 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:19:57,270 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product25.cil.c_Iteration11_Loop [2021-12-22 20:19:57,270 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:19:57,271 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:19:57,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:57,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:58,003 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:19:58,004 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 20:19:58,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,013 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2021-12-22 20:19:58,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-22 20:19:58,017 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,017 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,036 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,036 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___4~0#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___4~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-22 20:19:58,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,054 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2021-12-22 20:19:58,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-22 20:19:58,057 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,057 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,078 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,078 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret61#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret61#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,098 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2021-12-22 20:19:58,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-22 20:19:58,100 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,107 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,107 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp~24#1=0} Honda state: {ULTIMATE.start_timeShift_~tmp~24#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,133 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2021-12-22 20:19:58,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-22 20:19:58,135 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,135 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,155 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,156 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret87#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret87#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,187 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2021-12-22 20:19:58,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-22 20:19:58,199 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,201 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,218 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,218 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___5~0#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___5~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,241 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2021-12-22 20:19:58,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-22 20:19:58,243 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,243 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,251 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,251 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret96#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret96#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-22 20:19:58,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,271 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2021-12-22 20:19:58,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,330 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-22 20:19:58,349 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,349 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___0~6#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___0~6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,367 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2021-12-22 20:19:58,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-22 20:19:58,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,391 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,391 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret72#1=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret72#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,437 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2021-12-22 20:19:58,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-22 20:19:58,440 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,440 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,448 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,448 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret55#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret55#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,472 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2021-12-22 20:19:58,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-22 20:19:58,474 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,474 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,491 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,491 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___8~0#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___8~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-22 20:19:58,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,514 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2021-12-22 20:19:58,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-22 20:19:58,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,533 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,533 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~respectInLiftCalls#1=1, ULTIMATE.start_stopRequestedInDirection_#in~respectInLiftCalls#1=1} Honda state: {ULTIMATE.start_stopRequestedInDirection_~respectInLiftCalls#1=1, ULTIMATE.start_stopRequestedInDirection_#in~respectInLiftCalls#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-22 20:19:58,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,558 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2021-12-22 20:19:58,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-22 20:19:58,562 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,562 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,569 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,570 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret4#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-22 20:19:58,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,591 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2021-12-22 20:19:58,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-22 20:19:58,593 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,593 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,599 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,600 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret62#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret62#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-22 20:19:58,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,621 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2021-12-22 20:19:58,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-22 20:19:58,623 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,623 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,644 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,644 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_~retValue_acc~23#1=0, ULTIMATE.start_timeShift_~tmp___9~2#1=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_~retValue_acc~23#1=0, ULTIMATE.start_timeShift_~tmp___9~2#1=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,663 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2021-12-22 20:19:58,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-22 20:19:58,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,671 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,671 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret44#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret44#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,689 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,690 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2021-12-22 20:19:58,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-22 20:19:58,692 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,693 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,700 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,700 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret94#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret94#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,721 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-22 20:19:58,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,723 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2021-12-22 20:19:58,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-22 20:19:58,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,726 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,735 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,735 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___2~4#1=0} Honda state: {ULTIMATE.start_timeShift_~tmp___2~4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:58,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,751 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2021-12-22 20:19:58,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-22 20:19:58,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,755 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,770 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-22 20:19:58,770 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_buttonForFloorIsPressed_#res#1=0, ~floorButtons_0~0=0, ULTIMATE.start_buttonForFloorIsPressed_~retValue_acc~16#1=0} Honda state: {ULTIMATE.start_buttonForFloorIsPressed_#res#1=0, ~floorButtons_0~0=0, ULTIMATE.start_buttonForFloorIsPressed_~retValue_acc~16#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-22 20:19:58,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-22 20:19:58,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,787 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2021-12-22 20:19:58,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-22 20:19:58,789 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 20:19:58,789 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:58,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-22 20:19:58,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:58,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:19:58,819 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2021-12-22 20:19:58,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-22 20:19:58,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 20:19:58,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 20:19:59,424 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 20:19:59,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-22 20:19:59,428 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:19:59,428 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:19:59,428 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:19:59,428 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:19:59,428 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:19:59,428 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:19:59,429 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:19:59,429 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:19:59,429 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product25.cil.c_Iteration11_Loop [2021-12-22 20:19:59,429 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:19:59,429 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:19:59,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:19:59,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:20:00,177 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:20:00,184 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:20:00,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,186 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2021-12-22 20:20:00,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-22 20:20:00,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,238 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2021-12-22 20:20:00,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-22 20:20:00,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-22 20:20:00,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,285 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2021-12-22 20:20:00,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-22 20:20:00,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,330 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2021-12-22 20:20:00,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-22 20:20:00,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,373 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2021-12-22 20:20:00,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-22 20:20:00,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,428 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2021-12-22 20:20:00,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-22 20:20:00,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,471 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2021-12-22 20:20:00,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-22 20:20:00,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,517 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2021-12-22 20:20:00,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-22 20:20:00,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,556 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2021-12-22 20:20:00,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-22 20:20:00,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-22 20:20:00,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,584 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2021-12-22 20:20:00,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-22 20:20:00,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,609 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2021-12-22 20:20:00,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-22 20:20:00,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-22 20:20:00,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,641 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2021-12-22 20:20:00,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-22 20:20:00,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-22 20:20:00,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,679 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2021-12-22 20:20:00,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-22 20:20:00,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,720 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-22 20:20:00,720 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,721 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2021-12-22 20:20:00,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-22 20:20:00,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,762 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2021-12-22 20:20:00,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-22 20:20:00,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,771 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-22 20:20:00,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,800 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2021-12-22 20:20:00,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-22 20:20:00,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,839 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2021-12-22 20:20:00,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-22 20:20:00,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:20:00,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-22 20:20:00,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,873 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2021-12-22 20:20:00,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-22 20:20:00,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:20:00,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:20:00,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:20:00,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:20:00,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:20:00,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:20:00,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:20:00,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:20:00,889 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:20:00,908 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-22 20:20:00,908 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-22 20:20:00,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:20:00,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:20:00,919 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2021-12-22 20:20:00,922 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:20:00,923 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-22 20:20:00,923 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:20:00,923 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~2#1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~2#1 Supporting invariants [] [2021-12-22 20:20:00,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-22 20:20:00,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:00,943 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-22 20:20:00,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:20:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:20:01,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 20:20:01,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:20:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:20:01,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-22 20:20:01,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:20:01,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:20:01,395 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-22 20:20:01,396 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12493 states and 22983 transitions. cyclomatic complexity: 10491 Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-12-22 20:20:01,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-22 20:20:01,717 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12493 states and 22983 transitions. cyclomatic complexity: 10491. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) Result 21596 states and 39684 transitions. Complement of second has 8 states. [2021-12-22 20:20:01,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-22 20:20:01,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 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) [2021-12-22 20:20:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4393 transitions. [2021-12-22 20:20:01,723 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4393 transitions. Stem has 51 letters. Loop has 50 letters. [2021-12-22 20:20:01,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:20:01,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4393 transitions. Stem has 101 letters. Loop has 50 letters. [2021-12-22 20:20:01,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:20:01,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4393 transitions. Stem has 51 letters. Loop has 100 letters. [2021-12-22 20:20:01,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:20:01,726 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21596 states and 39684 transitions. [2021-12-22 20:20:01,809 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-22 20:20:01,809 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21596 states to 0 states and 0 transitions. [2021-12-22 20:20:01,809 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-22 20:20:01,809 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-22 20:20:01,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-22 20:20:01,809 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:20:01,809 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 20:20:01,810 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 20:20:01,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:20:01,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 20:20:01,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 20:20:01,810 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-12-22 20:20:01,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:20:01,810 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-12-22 20:20:01,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-22 20:20:01,811 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-12-22 20:20:01,811 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-22 20:20:01,811 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-12-22 20:20:01,811 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-22 20:20:01,811 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-22 20:20:01,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-22 20:20:01,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:20:01,812 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 20:20:01,812 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 20:20:01,812 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-22 20:20:01,812 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-22 20:20:01,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-22 20:20:01,812 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-22 20:20:01,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-22 20:20:01,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.12 08:20:01 BoogieIcfgContainer [2021-12-22 20:20:01,818 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-22 20:20:01,818 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 20:20:01,818 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 20:20:01,818 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 20:20:01,819 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:19:40" (3/4) ... [2021-12-22 20:20:01,821 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-22 20:20:01,821 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 20:20:01,822 INFO L158 Benchmark]: Toolchain (without parser) took 24664.25ms. Allocated memory was 109.1MB in the beginning and 6.2GB in the end (delta: 6.1GB). Free memory was 73.7MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-12-22 20:20:01,822 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 20:20:01,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 541.68ms. Allocated memory is still 109.1MB. Free memory was 73.5MB in the beginning and 58.5MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-22 20:20:01,822 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.24ms. Allocated memory is still 109.1MB. Free memory was 58.5MB in the beginning and 72.6MB in the end (delta: -14.2MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-12-22 20:20:01,822 INFO L158 Benchmark]: Boogie Preprocessor took 171.35ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 49.2MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-22 20:20:01,823 INFO L158 Benchmark]: RCFGBuilder took 2787.87ms. Allocated memory was 109.1MB in the beginning and 195.0MB in the end (delta: 86.0MB). Free memory was 49.2MB in the beginning and 75.2MB in the end (delta: -26.1MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2021-12-22 20:20:01,823 INFO L158 Benchmark]: BuchiAutomizer took 20959.38ms. Allocated memory was 195.0MB in the beginning and 6.2GB in the end (delta: 6.0GB). Free memory was 75.2MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 934.7MB. Max. memory is 16.1GB. [2021-12-22 20:20:01,823 INFO L158 Benchmark]: Witness Printer took 2.99ms. Allocated memory is still 6.2GB. Free memory was 5.2GB in the beginning and 5.2GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 20:20:01,825 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 541.68ms. Allocated memory is still 109.1MB. Free memory was 73.5MB in the beginning and 58.5MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.24ms. Allocated memory is still 109.1MB. Free memory was 58.5MB in the beginning and 72.6MB in the end (delta: -14.2MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 171.35ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 49.2MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2787.87ms. Allocated memory was 109.1MB in the beginning and 195.0MB in the end (delta: 86.0MB). Free memory was 49.2MB in the beginning and 75.2MB in the end (delta: -26.1MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 20959.38ms. Allocated memory was 195.0MB in the beginning and 6.2GB in the end (delta: 6.0GB). Free memory was 75.2MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 934.7MB. Max. memory is 16.1GB. * Witness Printer took 2.99ms. Allocated memory is still 6.2GB. Free memory was 5.2GB in the beginning and 5.2GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (11 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 11 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 20.9s and 12 iterations. TraceHistogramMax:1. Analysis of lassos took 6.0s. Construction of modules took 3.7s. Büchi inclusion checks took 4.8s. Highest rank in rank-based complementation 3. Minimization of det autom 12. Minimization of nondet autom 0. Automata minimization 2.9s AutomataMinimizationTime, 10 MinimizatonAttempts, 132296 StatesRemovedByMinimization, 10 NontrivialMinimizations. Non-live state removal took 2.4s Buchi closure took 0.2s. Biggest automaton had 16345 states and ocurred in iteration 7. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 181944 SdHoareTripleChecker+Valid, 4.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 181943 mSDsluCounter, 241803 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 159818 mSDsCounter, 834 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6774 IncrementalHoareTripleChecker+Invalid, 7608 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 834 mSolverCounterUnsat, 81985 mSDtfsCounter, 6774 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI10 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital206 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq222 hnf86 smp100 dnf263 smp45 tf102 neg97 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 18 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-22 20:20:01,854 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 Writing output log to file Ultimate.log Result: TRUE