./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 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_product09.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 cc5b9f71a5434758faa1f6f3febe6f12c158e9feff610b938ef9d4658acd21ff --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 18:57:32,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 18:57:32,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 18:57:32,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 18:57:32,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 18:57:32,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 18:57:32,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 18:57:32,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 18:57:32,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 18:57:32,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 18:57:32,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 18:57:32,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 18:57:32,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 18:57:32,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 18:57:32,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 18:57:32,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 18:57:32,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 18:57:32,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 18:57:32,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 18:57:32,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 18:57:32,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 18:57:32,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 18:57:32,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 18:57:32,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 18:57:32,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 18:57:32,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 18:57:32,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 18:57:32,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 18:57:32,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 18:57:32,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 18:57:32,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 18:57:32,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 18:57:32,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 18:57:32,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 18:57:32,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 18:57:32,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 18:57:32,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 18:57:32,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 18:57:32,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 18:57:32,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 18:57:32,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 18:57:32,527 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 18:57:32,553 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 18:57:32,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 18:57:32,554 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 18:57:32,554 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 18:57:32,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 18:57:32,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 18:57:32,555 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 18:57:32,555 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 18:57:32,555 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 18:57:32,555 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 18:57:32,556 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 18:57:32,556 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 18:57:32,556 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 18:57:32,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 18:57:32,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 18:57:32,557 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 18:57:32,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 18:57:32,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 18:57:32,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 18:57:32,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 18:57:32,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 18:57:32,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 18:57:32,558 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 18:57:32,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 18:57:32,558 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 18:57:32,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 18:57:32,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 18:57:32,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 18:57:32,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 18:57:32,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 18:57:32,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 18:57:32,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 18:57:32,560 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 18:57:32,560 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc5b9f71a5434758faa1f6f3febe6f12c158e9feff610b938ef9d4658acd21ff [2021-12-19 18:57:32,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 18:57:32,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 18:57:32,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 18:57:32,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 18:57:32,750 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 18:57:32,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c [2021-12-19 18:57:32,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96db4eced/3aaeda15daf042aeb4dd65f296d2623f/FLAG6a5449281 [2021-12-19 18:57:33,165 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 18:57:33,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c [2021-12-19 18:57:33,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96db4eced/3aaeda15daf042aeb4dd65f296d2623f/FLAG6a5449281 [2021-12-19 18:57:33,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96db4eced/3aaeda15daf042aeb4dd65f296d2623f [2021-12-19 18:57:33,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 18:57:33,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 18:57:33,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 18:57:33,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 18:57:33,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 18:57:33,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:33,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63896f05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33, skipping insertion in model container [2021-12-19 18:57:33,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:33,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 18:57:33,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 18:57:33,883 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_product09.cil.c[70349,70362] [2021-12-19 18:57:33,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 18:57:33,889 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 18:57:33,942 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_product09.cil.c[70349,70362] [2021-12-19 18:57:33,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 18:57:33,957 INFO L208 MainTranslator]: Completed translation [2021-12-19 18:57:33,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33 WrapperNode [2021-12-19 18:57:33,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 18:57:33,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 18:57:33,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 18:57:33,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 18:57:33,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:33,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,080 INFO L137 Inliner]: procedures = 89, calls = 327, calls flagged for inlining = 180, calls inlined = 246, statements flattened = 8059 [2021-12-19 18:57:34,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 18:57:34,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 18:57:34,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 18:57:34,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 18:57:34,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 18:57:34,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 18:57:34,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 18:57:34,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 18:57:34,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (1/1) ... [2021-12-19 18:57:34,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:34,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:34,276 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) [2021-12-19 18:57:34,288 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 [2021-12-19 18:57:34,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 18:57:34,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 18:57:34,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 18:57:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 18:57:34,417 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 18:57:34,432 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 18:57:36,752 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 18:57:36,768 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 18:57:36,769 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-19 18:57:36,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 06:57:36 BoogieIcfgContainer [2021-12-19 18:57:36,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 18:57:36,774 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 18:57:36,774 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 18:57:36,776 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 18:57:36,776 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 18:57:36,776 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 06:57:33" (1/3) ... [2021-12-19 18:57:36,777 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38f6910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 06:57:36, skipping insertion in model container [2021-12-19 18:57:36,777 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 18:57:36,778 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:57:33" (2/3) ... [2021-12-19 18:57:36,778 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38f6910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 06:57:36, skipping insertion in model container [2021-12-19 18:57:36,778 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 18:57:36,778 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 06:57:36" (3/3) ... [2021-12-19 18:57:36,779 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product09.cil.c [2021-12-19 18:57:36,804 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 18:57:36,805 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 18:57:36,805 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 18:57:36,805 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 18:57:36,805 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 18:57:36,805 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 18:57:36,805 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 18:57:36,805 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 18:57:36,834 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2387 states, 2386 states have (on average 1.8751047778709136) internal successors, (4474), 2386 states have internal predecessors, (4474), 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) [2021-12-19 18:57:36,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1177 [2021-12-19 18:57:36,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:36,888 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:36,902 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] [2021-12-19 18:57:36,902 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] [2021-12-19 18:57:36,902 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 18:57:36,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2387 states, 2386 states have (on average 1.8751047778709136) internal successors, (4474), 2386 states have internal predecessors, (4474), 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) [2021-12-19 18:57:36,930 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1177 [2021-12-19 18:57:36,930 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:36,930 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:36,937 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] [2021-12-19 18:57:36,938 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] [2021-12-19 18:57:36,945 INFO L791 eck$LassoCheckResult]: Stem: 571#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 2267#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 2135#L3298true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 47#L3291true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 1653#L3306true main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 1447#L1079true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1669#L1049true 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; 275#L2921true assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 2100#L3110true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 702#L3135true bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1796#L423true assume 0 == initPersonOnFloor_~floor#1; 560#L424true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 300#L531-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 991#L215true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 41#L227-2true assume { :end_inline_callOnFloor } true; 45#L567true assume { :end_inline_initPersonOnFloor } true; 1276#L849true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 897#L152true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1767#L179true stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1843#L1934true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~4#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1127#L1946true timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1100#L2083true assume !(0 != timeShift_~tmp___9~2#1); 1384#L2174true assume !(1 == ~doorState~0); 2353#L2174-2true 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1662#L1525true assume !(1 == stopRequestedInDirection_~dir#1); 1403#L1694true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1215#L1847true timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 718#L2182true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1225#L1901true assume !(1 == ~currentHeading~0); 618#L1911true assume !(0 == ~currentFloorID~0); 1557#L1911-2true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 2051#L1917-1true assume { :end_inline_continueInDirection } true; 1228#L2191-2true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1610#L1321true __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 2048#L1381-6true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 2179#L1413-6true __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 935#L2964true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 1648#L2974-1true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 72#L2206true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1247#L879-2true [2021-12-19 18:57:36,950 INFO L793 eck$LassoCheckResult]: Loop: 1247#L879-2true assume !false; 474#L880true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1042#L883true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 999#L1167true cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 1906#L887true assume 1 != cleanup_~tmp___0~0#1; 1033#L887-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 172#L152-21true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 257#L179-21true anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 1605#L1429true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 1746#L1493true isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 359#L1506true cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 1049#L899true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1727#L152-26true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 2347#L179-26true stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 174#L1934-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~4#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 841#L1946-1true timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 2215#L2083-2true assume !(0 != timeShift_~tmp___9~2#1); 1846#L2174-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1696#L2174-5true 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 360#L1525-2true assume !(1 == stopRequestedInDirection_~dir#1); 1884#L1694-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1017#L1847-2true timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1132#L2182-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1400#L1901-3true assume !(1 == ~currentHeading~0); 1636#L1911-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1242#L1911-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 307#L1917-7true assume { :end_inline_continueInDirection } true; 1705#L2191-5true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1949#L1321-1true __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 424#L1381-13true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 640#L1413-13true __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1210#L2964-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 1353#L2974-3true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1573#L2206-1true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1247#L879-2true [2021-12-19 18:57:36,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:36,959 INFO L85 PathProgramCache]: Analyzing trace with hash 476793912, now seen corresponding path program 1 times [2021-12-19 18:57:36,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:36,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687003666] [2021-12-19 18:57:36,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:36,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:37,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:37,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:37,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687003666] [2021-12-19 18:57:37,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687003666] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:37,151 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:37,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:37,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992303877] [2021-12-19 18:57:37,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:37,155 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:37,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:37,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1997008952, now seen corresponding path program 1 times [2021-12-19 18:57:37,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:37,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430126077] [2021-12-19 18:57:37,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:37,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:37,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:37,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430126077] [2021-12-19 18:57:37,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430126077] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:37,213 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:37,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:57:37,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858971563] [2021-12-19 18:57:37,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:37,214 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:37,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:37,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-19 18:57:37,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-19 18:57:37,255 INFO L87 Difference]: Start difference. First operand has 2387 states, 2386 states have (on average 1.8751047778709136) internal successors, (4474), 2386 states have internal predecessors, (4474), 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 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 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) [2021-12-19 18:57:37,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:37,484 INFO L93 Difference]: Finished difference Result 4306 states and 7977 transitions. [2021-12-19 18:57:37,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-19 18:57:37,488 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4306 states and 7977 transitions. [2021-12-19 18:57:37,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2137 [2021-12-19 18:57:37,531 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4306 states to 4198 states and 7865 transitions. [2021-12-19 18:57:37,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4198 [2021-12-19 18:57:37,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4198 [2021-12-19 18:57:37,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4198 states and 7865 transitions. [2021-12-19 18:57:37,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:37,543 INFO L681 BuchiCegarLoop]: Abstraction has 4198 states and 7865 transitions. [2021-12-19 18:57:37,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4198 states and 7865 transitions. [2021-12-19 18:57:37,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4198 to 2368. [2021-12-19 18:57:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2368 states, 2368 states have (on average 1.8771114864864864) internal successors, (4445), 2367 states have internal predecessors, (4445), 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) [2021-12-19 18:57:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2368 states and 4445 transitions. [2021-12-19 18:57:37,657 INFO L704 BuchiCegarLoop]: Abstraction has 2368 states and 4445 transitions. [2021-12-19 18:57:37,657 INFO L587 BuchiCegarLoop]: Abstraction has 2368 states and 4445 transitions. [2021-12-19 18:57:37,657 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 18:57:37,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2368 states and 4445 transitions. [2021-12-19 18:57:37,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1179 [2021-12-19 18:57:37,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:37,665 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:37,667 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] [2021-12-19 18:57:37,667 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] [2021-12-19 18:57:37,667 INFO L791 eck$LassoCheckResult]: Stem: 7821#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 7822#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 9068#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 6837#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 6838#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 8759#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 8760#L1049 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; 7319#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 7320#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 8005#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 8006#L423 assume 0 == initPersonOnFloor_~floor#1; 7802#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 6864#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 7368#L215 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 6822#L227-2 assume { :end_inline_callOnFloor } true; 6823#L567 assume { :end_inline_initPersonOnFloor } true; 6833#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 8256#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 7610#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 8955#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 7190#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 6918#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 8718#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 8981#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 9090#L2083 assume !(0 != timeShift_~tmp___9~2#1); 8716#L2174 assume !(1 == ~doorState~0); 8717#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 8901#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 8730#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 7247#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 8026#L2182 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 8028#L1901 assume !(1 == ~currentHeading~0); 7890#L1911 assume !(0 == ~currentFloorID~0); 7891#L1911-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 8837#L1917-1 assume { :end_inline_continueInDirection } true; 7645#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 8600#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 8872#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 7347#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 8303#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 7647#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 6892#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 6893#L879-2 [2021-12-19 18:57:37,668 INFO L793 eck$LassoCheckResult]: Loop: 6893#L879-2 assume !false; 7667#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 7668#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 8384#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 8385#L887 assume 1 != cleanup_~tmp___0~0#1; 8417#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 7116#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 7117#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 7291#L1429 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 7462#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 7478#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 7479#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 8434#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 6943#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 7120#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 7122#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 6825#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 7572#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 7573#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 9091#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 8983#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8919#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 7480#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 7481#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 7036#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 8401#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 8512#L1901-3 assume !(1 == ~currentHeading~0); 8727#L1911-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 6910#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 7379#L1917-7 assume { :end_inline_continueInDirection } true; 7380#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 8923#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 7589#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 7590#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 7925#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 8286#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 8697#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 6893#L879-2 [2021-12-19 18:57:37,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:37,668 INFO L85 PathProgramCache]: Analyzing trace with hash -961412041, now seen corresponding path program 1 times [2021-12-19 18:57:37,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:37,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337899980] [2021-12-19 18:57:37,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:37,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:37,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:37,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:37,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337899980] [2021-12-19 18:57:37,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337899980] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:37,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:37,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:37,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732558928] [2021-12-19 18:57:37,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:37,745 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:37,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:37,746 INFO L85 PathProgramCache]: Analyzing trace with hash -96215188, now seen corresponding path program 1 times [2021-12-19 18:57:37,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:37,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900832073] [2021-12-19 18:57:37,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:37,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:37,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:37,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:37,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900832073] [2021-12-19 18:57:37,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900832073] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:37,801 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:37,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 18:57:37,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333016097] [2021-12-19 18:57:37,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:37,806 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:37,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:37,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 18:57:37,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-19 18:57:37,807 INFO L87 Difference]: Start difference. First operand 2368 states and 4445 transitions. cyclomatic complexity: 2078 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) [2021-12-19 18:57:39,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:39,273 INFO L93 Difference]: Finished difference Result 22211 states and 41615 transitions. [2021-12-19 18:57:39,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-19 18:57:39,274 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22211 states and 41615 transitions. [2021-12-19 18:57:39,374 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14714 [2021-12-19 18:57:39,450 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22211 states to 22211 states and 41615 transitions. [2021-12-19 18:57:39,450 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22211 [2021-12-19 18:57:39,470 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22211 [2021-12-19 18:57:39,470 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22211 states and 41615 transitions. [2021-12-19 18:57:39,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:39,493 INFO L681 BuchiCegarLoop]: Abstraction has 22211 states and 41615 transitions. [2021-12-19 18:57:39,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22211 states and 41615 transitions. [2021-12-19 18:57:39,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22211 to 4688. [2021-12-19 18:57:39,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4688 states, 4688 states have (on average 1.8764931740614335) internal successors, (8797), 4687 states have internal predecessors, (8797), 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) [2021-12-19 18:57:39,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 4688 states and 8797 transitions. [2021-12-19 18:57:39,692 INFO L704 BuchiCegarLoop]: Abstraction has 4688 states and 8797 transitions. [2021-12-19 18:57:39,692 INFO L587 BuchiCegarLoop]: Abstraction has 4688 states and 8797 transitions. [2021-12-19 18:57:39,692 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 18:57:39,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4688 states and 8797 transitions. [2021-12-19 18:57:39,701 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2364 [2021-12-19 18:57:39,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:39,705 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:39,706 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] [2021-12-19 18:57:39,706 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] [2021-12-19 18:57:39,707 INFO L791 eck$LassoCheckResult]: Stem: 32460#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 32461#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 33820#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 31464#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 31465#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 33449#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 33450#L1049 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; 31945#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 31946#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 32648#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 32649#L423 assume 0 == initPersonOnFloor_~floor#1; 32441#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 31491#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 31994#L215 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 33027#L227-2 assume { :end_inline_callOnFloor } true; 31459#L567 assume { :end_inline_initPersonOnFloor } true; 31460#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 32906#L152 assume !(0 == isFloorCalling_~floorID#1); 32908#L156 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 34034#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 34033#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 34031#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 34027#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 34026#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 34025#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 34023#L2083 assume !(0 != timeShift_~tmp___9~2#1); 34022#L2174 assume !(1 == ~doorState~0); 34021#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 34019#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 34012#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 33988#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 33986#L2182 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 33259#L1901 assume !(1 == ~currentHeading~0); 33260#L1911 assume !(0 == ~currentFloorID~0); 33530#L1911-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 33531#L1917-1 assume { :end_inline_continueInDirection } true; 33945#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 33944#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 33940#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 33937#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 33927#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 33923#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 33922#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 33920#L879-2 [2021-12-19 18:57:39,707 INFO L793 eck$LassoCheckResult]: Loop: 33920#L879-2 assume !false; 33919#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 33918#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 33917#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 33877#L887 assume 1 != cleanup_~tmp___0~0#1; 33876#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 31743#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 31744#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 31917#L1429 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 33568#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 33878#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 33091#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 33092#L152-26 assume !(0 == isFloorCalling_~floorID#1); 33870#L156-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 35056#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 35055#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 35054#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 35049#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 35048#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 35047#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 35045#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 35044#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 35043#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 35041#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 35021#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 35012#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 35010#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 35007#L1901-3 assume !(1 == ~currentHeading~0); 35006#L1911-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 33278#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 33279#L1917-7 assume { :end_inline_continueInDirection } true; 35001#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 35000#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 34998#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 34993#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 34985#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 34979#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 33921#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 33920#L879-2 [2021-12-19 18:57:39,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:39,708 INFO L85 PathProgramCache]: Analyzing trace with hash -789039010, now seen corresponding path program 1 times [2021-12-19 18:57:39,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:39,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065236822] [2021-12-19 18:57:39,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:39,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:39,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:39,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:39,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065236822] [2021-12-19 18:57:39,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065236822] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:39,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:39,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:39,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953556329] [2021-12-19 18:57:39,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:39,746 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:39,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:39,746 INFO L85 PathProgramCache]: Analyzing trace with hash 950560046, now seen corresponding path program 1 times [2021-12-19 18:57:39,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:39,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977832615] [2021-12-19 18:57:39,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:39,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:39,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:39,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:39,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977832615] [2021-12-19 18:57:39,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977832615] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:39,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:39,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 18:57:39,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804932219] [2021-12-19 18:57:39,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:39,781 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:39,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:39,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 18:57:39,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-19 18:57:39,782 INFO L87 Difference]: Start difference. First operand 4688 states and 8797 transitions. cyclomatic complexity: 4110 Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 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) [2021-12-19 18:57:41,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:41,903 INFO L93 Difference]: Finished difference Result 16542 states and 30973 transitions. [2021-12-19 18:57:41,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-19 18:57:41,908 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16542 states and 30973 transitions. [2021-12-19 18:57:41,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8863 [2021-12-19 18:57:41,996 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16542 states to 16542 states and 30973 transitions. [2021-12-19 18:57:41,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16542 [2021-12-19 18:57:42,005 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16542 [2021-12-19 18:57:42,005 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16542 states and 30973 transitions. [2021-12-19 18:57:42,017 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:42,017 INFO L681 BuchiCegarLoop]: Abstraction has 16542 states and 30973 transitions. [2021-12-19 18:57:42,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16542 states and 30973 transitions. [2021-12-19 18:57:42,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16542 to 8414. [2021-12-19 18:57:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8414 states, 8414 states have (on average 1.8744948894699311) internal successors, (15772), 8413 states have internal predecessors, (15772), 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) [2021-12-19 18:57:42,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8414 states to 8414 states and 15772 transitions. [2021-12-19 18:57:42,175 INFO L704 BuchiCegarLoop]: Abstraction has 8414 states and 15772 transitions. [2021-12-19 18:57:42,175 INFO L587 BuchiCegarLoop]: Abstraction has 8414 states and 15772 transitions. [2021-12-19 18:57:42,175 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 18:57:42,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8414 states and 15772 transitions. [2021-12-19 18:57:42,194 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4279 [2021-12-19 18:57:42,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:42,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:42,196 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] [2021-12-19 18:57:42,196 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] [2021-12-19 18:57:42,196 INFO L791 eck$LassoCheckResult]: Stem: 53752#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 53753#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 55105#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 52750#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 52751#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 54741#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 54742#L1049 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; 53233#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 53234#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 53941#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 53942#L423 assume 0 == initPersonOnFloor_~floor#1; 53732#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 52778#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 53282#L215 assume !(0 == callOnFloor_~floorID#1); 54047#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 52734#L227-2 assume { :end_inline_callOnFloor } true; 52735#L567 assume { :end_inline_initPersonOnFloor } true; 54604#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 54605#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 55147#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 55201#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 55200#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 52832#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 54696#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 54992#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 55205#L2083 assume !(0 != timeShift_~tmp___9~2#1); 54694#L2174 assume !(1 == ~doorState~0); 54695#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 54899#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 54900#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 60949#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 60948#L2182 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 54564#L1901 assume !(1 == ~currentHeading~0); 54565#L1911 assume !(0 == ~currentFloorID~0); 53824#L1911-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 54824#L1917-1 assume { :end_inline_continueInDirection } true; 53568#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 54569#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 54863#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 53261#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 54250#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 53570#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 52806#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 52807#L879-2 [2021-12-19 18:57:42,196 INFO L793 eck$LassoCheckResult]: Loop: 52807#L879-2 assume !false; 53592#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 53593#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 54377#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 55204#L887 assume 1 != cleanup_~tmp___0~0#1; 55199#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 55198#L152-21 assume !(0 == isFloorCalling_~floorID#1); 55184#L156-21 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 55172#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 55164#L1429 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 55155#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 55154#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 55153#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 55152#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 55151#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 55150#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 55149#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 52737#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 53491#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 53493#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 55206#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 54994#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 54919#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 53395#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 53396#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 52950#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 54467#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 54469#L1901-3 assume !(1 == ~currentHeading~0); 61049#L1911-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 52824#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 53293#L1917-7 assume { :end_inline_continueInDirection } true; 53294#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 54923#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 53510#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 53511#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 53859#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 54232#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 54673#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 52807#L879-2 [2021-12-19 18:57:42,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:42,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1516280664, now seen corresponding path program 1 times [2021-12-19 18:57:42,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:42,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86992438] [2021-12-19 18:57:42,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:42,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:42,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:42,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86992438] [2021-12-19 18:57:42,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86992438] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:42,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:42,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:42,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660938179] [2021-12-19 18:57:42,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:42,240 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:42,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:42,241 INFO L85 PathProgramCache]: Analyzing trace with hash -984260868, now seen corresponding path program 1 times [2021-12-19 18:57:42,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:42,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337007415] [2021-12-19 18:57:42,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:42,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:42,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:42,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:42,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337007415] [2021-12-19 18:57:42,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337007415] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:42,264 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:42,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:42,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366388685] [2021-12-19 18:57:42,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:42,264 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:42,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:42,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 18:57:42,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 18:57:42,266 INFO L87 Difference]: Start difference. First operand 8414 states and 15772 transitions. cyclomatic complexity: 7359 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) [2021-12-19 18:57:42,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:42,577 INFO L93 Difference]: Finished difference Result 9184 states and 17104 transitions. [2021-12-19 18:57:42,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 18:57:42,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9184 states and 17104 transitions. [2021-12-19 18:57:42,601 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4640 [2021-12-19 18:57:42,623 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9184 states to 9184 states and 17104 transitions. [2021-12-19 18:57:42,624 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9184 [2021-12-19 18:57:42,629 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9184 [2021-12-19 18:57:42,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9184 states and 17104 transitions. [2021-12-19 18:57:42,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:42,638 INFO L681 BuchiCegarLoop]: Abstraction has 9184 states and 17104 transitions. [2021-12-19 18:57:42,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9184 states and 17104 transitions. [2021-12-19 18:57:42,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9184 to 8260. [2021-12-19 18:57:42,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8260 states, 8260 states have (on average 1.8711864406779661) internal successors, (15456), 8259 states have internal predecessors, (15456), 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) [2021-12-19 18:57:42,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8260 states to 8260 states and 15456 transitions. [2021-12-19 18:57:42,732 INFO L704 BuchiCegarLoop]: Abstraction has 8260 states and 15456 transitions. [2021-12-19 18:57:42,732 INFO L587 BuchiCegarLoop]: Abstraction has 8260 states and 15456 transitions. [2021-12-19 18:57:42,732 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 18:57:42,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8260 states and 15456 transitions. [2021-12-19 18:57:42,748 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4157 [2021-12-19 18:57:42,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:42,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:42,750 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] [2021-12-19 18:57:42,750 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] [2021-12-19 18:57:42,750 INFO L791 eck$LassoCheckResult]: Stem: 71333#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 71334#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 72626#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 70348#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 70349#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 72287#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 72288#L1049 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; 70823#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 70824#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 71517#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 71518#L423 assume 0 == initPersonOnFloor_~floor#1; 71316#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 70377#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 70873#L215 assume !(0 == callOnFloor_~floorID#1); 71616#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 70333#L227-2 assume { :end_inline_callOnFloor } true; 70334#L567 assume { :end_inline_initPersonOnFloor } true; 70347#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 72160#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 76788#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 76786#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 70695#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 70427#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 72245#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 76787#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 77036#L2083 assume !(0 != timeShift_~tmp___9~2#1); 77035#L2174 assume !(1 == ~doorState~0); 77034#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 77032#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 77033#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 71814#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 72110#L2182 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 76899#L1901 assume !(1 == ~currentHeading~0); 78500#L1911 assume !(0 == ~currentFloorID~0); 71400#L1911-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 72365#L1917-1 assume { :end_inline_continueInDirection } true; 71158#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 77214#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 77210#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 77207#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 77197#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 77193#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 77178#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 72682#L879-2 [2021-12-19 18:57:42,750 INFO L793 eck$LassoCheckResult]: Loop: 72682#L879-2 assume !false; 72680#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 72677#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 72676#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 72674#L887 assume 1 != cleanup_~tmp___0~0#1; 72675#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 72670#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 72671#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 72665#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 72667#L1433 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 72687#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 72686#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 72685#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 72683#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 72684#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 72678#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 72679#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 77172#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 71079#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 71081#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 77324#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 77325#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 77359#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 77357#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 77358#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 77355#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 77395#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 77374#L1901-3 assume !(1 == ~currentHeading~0); 77231#L1911-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 77228#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 77227#L1917-7 assume { :end_inline_continueInDirection } true; 77224#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 77223#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 77221#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 77216#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 77185#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 77179#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 77177#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 72682#L879-2 [2021-12-19 18:57:42,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:42,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1516280664, now seen corresponding path program 2 times [2021-12-19 18:57:42,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:42,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627325435] [2021-12-19 18:57:42,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:42,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:42,771 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:42,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627325435] [2021-12-19 18:57:42,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627325435] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:42,771 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:42,771 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:42,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275932394] [2021-12-19 18:57:42,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:42,772 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:42,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:42,772 INFO L85 PathProgramCache]: Analyzing trace with hash 338332849, now seen corresponding path program 1 times [2021-12-19 18:57:42,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:42,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077800861] [2021-12-19 18:57:42,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:42,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:42,791 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:42,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077800861] [2021-12-19 18:57:42,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077800861] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:42,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:42,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 18:57:42,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581407556] [2021-12-19 18:57:42,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:42,792 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:42,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:42,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 18:57:42,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 18:57:42,793 INFO L87 Difference]: Start difference. First operand 8260 states and 15456 transitions. cyclomatic complexity: 7197 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) [2021-12-19 18:57:43,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:43,160 INFO L93 Difference]: Finished difference Result 33051 states and 61938 transitions. [2021-12-19 18:57:43,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-19 18:57:43,160 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33051 states and 61938 transitions. [2021-12-19 18:57:43,266 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22048 [2021-12-19 18:57:43,344 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33051 states to 33051 states and 61938 transitions. [2021-12-19 18:57:43,344 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33051 [2021-12-19 18:57:43,368 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33051 [2021-12-19 18:57:43,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33051 states and 61938 transitions. [2021-12-19 18:57:43,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:43,398 INFO L681 BuchiCegarLoop]: Abstraction has 33051 states and 61938 transitions. [2021-12-19 18:57:43,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33051 states and 61938 transitions. [2021-12-19 18:57:43,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33051 to 14983. [2021-12-19 18:57:43,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14983 states, 14983 states have (on average 1.871454314890209) internal successors, (28040), 14982 states have internal predecessors, (28040), 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) [2021-12-19 18:57:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14983 states to 14983 states and 28040 transitions. [2021-12-19 18:57:43,717 INFO L704 BuchiCegarLoop]: Abstraction has 14983 states and 28040 transitions. [2021-12-19 18:57:43,717 INFO L587 BuchiCegarLoop]: Abstraction has 14983 states and 28040 transitions. [2021-12-19 18:57:43,717 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 18:57:43,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14983 states and 28040 transitions. [2021-12-19 18:57:43,744 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8252 [2021-12-19 18:57:43,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:43,745 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:43,747 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] [2021-12-19 18:57:43,747 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] [2021-12-19 18:57:43,747 INFO L791 eck$LassoCheckResult]: Stem: 112678#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 112679#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 114119#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 111682#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 111683#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 113696#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 113697#L1049 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; 112157#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 112158#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 112872#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 112873#L423 assume 0 == initPersonOnFloor_~floor#1; 112658#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 111708#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 112207#L215 assume !(0 == callOnFloor_~floorID#1); 112975#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 111666#L227-2 assume { :end_inline_callOnFloor } true; 111667#L567 assume { :end_inline_initPersonOnFloor } true; 113558#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 113559#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 114197#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 114195#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 114192#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 114193#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 114586#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 114584#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 114577#L2083 assume !(0 != timeShift_~tmp___9~2#1); 114576#L2174 assume !(1 == ~doorState~0); 114561#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 114559#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 114520#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 114505#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 114501#L2182 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 114502#L1901 assume !(1 == ~currentHeading~0); 114773#L1911 assume !(0 == ~currentFloorID~0); 114774#L1911-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 114914#L1917-1 assume { :end_inline_continueInDirection } true; 114912#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 114911#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 114907#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 114904#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 114894#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 114890#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 114889#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 114887#L879-2 [2021-12-19 18:57:43,748 INFO L793 eck$LassoCheckResult]: Loop: 114887#L879-2 assume !false; 114885#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 114883#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 114877#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 114875#L887 assume 1 != cleanup_~tmp___0~0#1; 114873#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 114871#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 114869#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 114866#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 114865#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 114860#L152-22 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 114847#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 114843#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 114751#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 114446#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 114363#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 114360#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 114358#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 114356#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 114354#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 114345#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 114342#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 114340#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 114337#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 114335#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 114333#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 114330#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 114308#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 114303#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 114304#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 114602#L1901-3 assume !(1 == ~currentHeading~0); 114447#L1911-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 111751#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 112217#L1917-7 assume { :end_inline_continueInDirection } true; 112218#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 113895#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 112434#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 112435#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 112785#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 113163#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 113625#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 114887#L879-2 [2021-12-19 18:57:43,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:43,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1516280664, now seen corresponding path program 3 times [2021-12-19 18:57:43,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:43,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195438457] [2021-12-19 18:57:43,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:43,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:43,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:43,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:43,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195438457] [2021-12-19 18:57:43,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195438457] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:43,788 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:43,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:43,788 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122772989] [2021-12-19 18:57:43,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:43,789 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:43,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:43,790 INFO L85 PathProgramCache]: Analyzing trace with hash 269781844, now seen corresponding path program 1 times [2021-12-19 18:57:43,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:43,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235569566] [2021-12-19 18:57:43,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:43,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:43,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:43,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:43,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235569566] [2021-12-19 18:57:43,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235569566] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:43,807 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:43,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 18:57:43,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895431469] [2021-12-19 18:57:43,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:43,808 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:43,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:43,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 18:57:43,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 18:57:43,809 INFO L87 Difference]: Start difference. First operand 14983 states and 28040 transitions. cyclomatic complexity: 13058 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:57:44,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:44,222 INFO L93 Difference]: Finished difference Result 16346 states and 30355 transitions. [2021-12-19 18:57:44,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 18:57:44,223 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16346 states and 30355 transitions. [2021-12-19 18:57:44,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8998 [2021-12-19 18:57:44,366 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16346 states to 16346 states and 30355 transitions. [2021-12-19 18:57:44,366 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16346 [2021-12-19 18:57:44,373 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16346 [2021-12-19 18:57:44,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16346 states and 30355 transitions. [2021-12-19 18:57:44,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:44,383 INFO L681 BuchiCegarLoop]: Abstraction has 16346 states and 30355 transitions. [2021-12-19 18:57:44,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16346 states and 30355 transitions. [2021-12-19 18:57:44,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16346 to 14983. [2021-12-19 18:57:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14983 states, 14983 states have (on average 1.8618434225455516) internal successors, (27896), 14982 states have internal predecessors, (27896), 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) [2021-12-19 18:57:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14983 states to 14983 states and 27896 transitions. [2021-12-19 18:57:44,533 INFO L704 BuchiCegarLoop]: Abstraction has 14983 states and 27896 transitions. [2021-12-19 18:57:44,533 INFO L587 BuchiCegarLoop]: Abstraction has 14983 states and 27896 transitions. [2021-12-19 18:57:44,534 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 18:57:44,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14983 states and 27896 transitions. [2021-12-19 18:57:44,563 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8252 [2021-12-19 18:57:44,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:44,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:44,566 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] [2021-12-19 18:57:44,566 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] [2021-12-19 18:57:44,567 INFO L791 eck$LassoCheckResult]: Stem: 144019#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 144020#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 145490#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 143027#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 143028#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 145059#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 145060#L1049 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; 143505#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 143506#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 144212#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 144213#L423 assume 0 == initPersonOnFloor_~floor#1; 144002#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 143055#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 143555#L215 assume !(0 == callOnFloor_~floorID#1); 144315#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 143014#L227-2 assume { :end_inline_callOnFloor } true; 143015#L567 assume { :end_inline_initPersonOnFloor } true; 144908#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 144909#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 145579#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 145578#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 145577#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 143104#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 145011#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 145331#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 145576#L2083 assume !(0 != timeShift_~tmp___9~2#1); 145009#L2174 assume !(1 == ~doorState~0); 145010#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 145223#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 145224#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 157173#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 157170#L2182 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 157171#L1901 assume !(1 == ~currentHeading~0); 157225#L1911 assume !(0 == ~currentFloorID~0); 157223#L1911-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 157037#L1917-1 assume { :end_inline_continueInDirection } true; 157013#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 157011#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 157006#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 156997#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 156986#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 156969#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 156967#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 145596#L879-2 [2021-12-19 18:57:44,567 INFO L793 eck$LassoCheckResult]: Loop: 145596#L879-2 assume !false; 145594#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 145592#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 145575#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 145573#L887 assume 1 != cleanup_~tmp___0~0#1; 145574#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 145614#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 145613#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 145611#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 145610#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 145531#L152-22 assume !(0 == isFloorCalling_~floorID#1); 145532#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 144966#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 144967#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 145605#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 145600#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 145601#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 145597#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 145595#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 145593#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 144796#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 143012#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 143764#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 143766#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 155894#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 156795#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 156814#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 156810#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 156811#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 156875#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 157067#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 157062#L1901-3 assume !(1 == ~currentHeading~0); 157059#L1911-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 157035#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 157016#L1917-7 assume { :end_inline_continueInDirection } true; 157012#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 157010#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 157002#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 156996#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 156975#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 156968#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 156966#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 145596#L879-2 [2021-12-19 18:57:44,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:44,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1516280664, now seen corresponding path program 4 times [2021-12-19 18:57:44,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:44,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222236138] [2021-12-19 18:57:44,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:44,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:44,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:44,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222236138] [2021-12-19 18:57:44,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222236138] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:44,599 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:44,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:44,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476400938] [2021-12-19 18:57:44,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:44,600 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:44,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:44,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1646671545, now seen corresponding path program 1 times [2021-12-19 18:57:44,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:44,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550277177] [2021-12-19 18:57:44,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:44,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:44,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:44,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:44,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550277177] [2021-12-19 18:57:44,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550277177] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:44,618 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:44,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 18:57:44,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150309054] [2021-12-19 18:57:44,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:44,619 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:44,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:44,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 18:57:44,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 18:57:44,619 INFO L87 Difference]: Start difference. First operand 14983 states and 27896 transitions. cyclomatic complexity: 12914 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) [2021-12-19 18:57:44,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:44,852 INFO L93 Difference]: Finished difference Result 22695 states and 42101 transitions. [2021-12-19 18:57:44,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 18:57:44,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22695 states and 42101 transitions. [2021-12-19 18:57:44,920 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15688 [2021-12-19 18:57:44,964 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22695 states to 22695 states and 42101 transitions. [2021-12-19 18:57:44,965 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22695 [2021-12-19 18:57:44,977 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22695 [2021-12-19 18:57:44,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22695 states and 42101 transitions. [2021-12-19 18:57:44,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:44,994 INFO L681 BuchiCegarLoop]: Abstraction has 22695 states and 42101 transitions. [2021-12-19 18:57:45,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22695 states and 42101 transitions. [2021-12-19 18:57:45,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22695 to 15001. [2021-12-19 18:57:45,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15001 states, 15001 states have (on average 1.8608092793813746) internal successors, (27914), 15000 states have internal predecessors, (27914), 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) [2021-12-19 18:57:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15001 states to 15001 states and 27914 transitions. [2021-12-19 18:57:45,179 INFO L704 BuchiCegarLoop]: Abstraction has 15001 states and 27914 transitions. [2021-12-19 18:57:45,179 INFO L587 BuchiCegarLoop]: Abstraction has 15001 states and 27914 transitions. [2021-12-19 18:57:45,179 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 18:57:45,179 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15001 states and 27914 transitions. [2021-12-19 18:57:45,216 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8264 [2021-12-19 18:57:45,216 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:45,216 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:45,218 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] [2021-12-19 18:57:45,219 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] [2021-12-19 18:57:45,219 INFO L791 eck$LassoCheckResult]: Stem: 181713#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 181714#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 183224#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 180716#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 180717#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 182779#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 182780#L1049 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; 181194#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 181195#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 181915#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 181916#L423 assume 0 == initPersonOnFloor_~floor#1; 181696#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 180744#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 181246#L215 assume !(0 == callOnFloor_~floorID#1); 182023#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 180703#L227-2 assume { :end_inline_callOnFloor } true; 180704#L567 assume { :end_inline_initPersonOnFloor } true; 182624#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 182625#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 183316#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 183315#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 183312#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 183313#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 183560#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 183559#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 183558#L2083 assume !(0 != timeShift_~tmp___9~2#1); 183557#L2174 assume !(1 == ~doorState~0); 183556#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 183554#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 183555#L1694 assume !(0 == ~currentFloorID~0); 182051#L1700 assume !(~currentFloorID~0 > 0); 181441#L1715 assume ~currentFloorID~0 > 0; 182464#L1717 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 182466#L1718 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~13#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 183583#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 183584#L2182 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 189910#L1901 assume !(1 == ~currentHeading~0); 189907#L1911 assume !(0 == ~currentFloorID~0); 189901#L1911-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 189898#L1917-1 assume { :end_inline_continueInDirection } true; 189896#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 189895#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 189891#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 189888#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 189878#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 189874#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 189873#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 189871#L879-2 [2021-12-19 18:57:45,219 INFO L793 eck$LassoCheckResult]: Loop: 189871#L879-2 assume !false; 189870#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 189869#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 189868#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 189867#L887 assume 1 != cleanup_~tmp___0~0#1; 189866#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 189865#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 189864#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 189863#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 183587#L1433 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 183586#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 183585#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 183461#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 183459#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 183456#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 183453#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 183448#L1338-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 183439#L1342-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 183436#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 183434#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 183432#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 183429#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 183427#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 183425#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 183420#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 183421#L1694-2 assume !(0 == ~currentFloorID~0); 183330#L1700-2 assume !(~currentFloorID~0 > 0); 183256#L1715-2 assume ~currentFloorID~0 > 0; 182697#L1717-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 182698#L1718-2 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~13#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 192479#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 192480#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 192606#L1901-3 assume !(1 == ~currentHeading~0); 192604#L1911-9 assume !(0 == ~currentFloorID~0); 192602#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 192601#L1917-7 assume { :end_inline_continueInDirection } true; 192597#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 192596#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 192579#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 192419#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 192226#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 192043#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 189872#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 189871#L879-2 [2021-12-19 18:57:45,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:45,220 INFO L85 PathProgramCache]: Analyzing trace with hash -721880161, now seen corresponding path program 1 times [2021-12-19 18:57:45,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:45,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655415789] [2021-12-19 18:57:45,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:45,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:45,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:45,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:45,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655415789] [2021-12-19 18:57:45,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655415789] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:45,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:45,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:45,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143749448] [2021-12-19 18:57:45,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:45,240 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:45,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:45,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1314929166, now seen corresponding path program 1 times [2021-12-19 18:57:45,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:45,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140730700] [2021-12-19 18:57:45,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:45,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:45,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:45,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140730700] [2021-12-19 18:57:45,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140730700] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:45,264 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:45,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 18:57:45,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055118713] [2021-12-19 18:57:45,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:45,265 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:45,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:45,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 18:57:45,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 18:57:45,266 INFO L87 Difference]: Start difference. First operand 15001 states and 27914 transitions. cyclomatic complexity: 12914 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) [2021-12-19 18:57:46,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:46,104 INFO L93 Difference]: Finished difference Result 20451 states and 37992 transitions. [2021-12-19 18:57:46,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-19 18:57:46,105 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20451 states and 37992 transitions. [2021-12-19 18:57:46,255 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15875 [2021-12-19 18:57:46,287 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20451 states to 20451 states and 37992 transitions. [2021-12-19 18:57:46,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20451 [2021-12-19 18:57:46,298 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20451 [2021-12-19 18:57:46,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20451 states and 37992 transitions. [2021-12-19 18:57:46,310 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:46,310 INFO L681 BuchiCegarLoop]: Abstraction has 20451 states and 37992 transitions. [2021-12-19 18:57:46,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20451 states and 37992 transitions. [2021-12-19 18:57:46,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20451 to 11391. [2021-12-19 18:57:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11391 states, 11391 states have (on average 1.8513738916688613) internal successors, (21089), 11390 states have internal predecessors, (21089), 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) [2021-12-19 18:57:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11391 states to 11391 states and 21089 transitions. [2021-12-19 18:57:46,422 INFO L704 BuchiCegarLoop]: Abstraction has 11391 states and 21089 transitions. [2021-12-19 18:57:46,423 INFO L587 BuchiCegarLoop]: Abstraction has 11391 states and 21089 transitions. [2021-12-19 18:57:46,423 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 18:57:46,423 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11391 states and 21089 transitions. [2021-12-19 18:57:46,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8308 [2021-12-19 18:57:46,443 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:46,443 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:46,443 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] [2021-12-19 18:57:46,444 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] [2021-12-19 18:57:46,444 INFO L791 eck$LassoCheckResult]: Stem: 217106#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 217107#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 218435#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 216182#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 216183#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 218059#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 218060#L1049 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; 216627#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 216628#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 217286#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 217287#L423 assume 0 == initPersonOnFloor_~floor#1; 217088#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 216210#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 216673#L215 assume !(0 == callOnFloor_~floorID#1); 217384#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 217385#L227-2 assume { :end_inline_callOnFloor } true; 218497#L567 assume { :end_inline_initPersonOnFloor } true; 218496#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 218495#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 218494#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 218493#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 216509#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 216510#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 218021#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 218307#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 218492#L2083 assume !(0 != timeShift_~tmp___9~2#1); 218019#L2174 assume !(1 == ~doorState~0); 218020#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 218215#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 218036#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 216655#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 217306#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 217307#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 218228#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 218160#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 216293#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 216276#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 217127#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 217460#L1901-2 assume !(1 == ~currentHeading~0); 217462#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 217582#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 218022#L1917-5 assume { :end_inline_continueInDirection } true; 216929#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 224370#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 224366#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 224363#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 224353#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 224349#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 224348#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 218603#L879-2 [2021-12-19 18:57:46,444 INFO L793 eck$LassoCheckResult]: Loop: 218603#L879-2 assume !false; 218604#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 218599#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 218600#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 218595#L887 assume 1 != cleanup_~tmp___0~0#1; 218596#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 218591#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 218592#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 218586#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 218588#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 218583#L152-22 assume !(0 == isFloorCalling_~floorID#1); 218577#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 218560#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 218561#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 218536#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 218537#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 218528#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 218529#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 218524#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 218513#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 218515#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 218521#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 218520#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 218519#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 218517#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 218516#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 218232#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 216775#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 216776#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 217180#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 217800#L2182-2 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 217801#L1956-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~16#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 218311#L1961-2 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 217806#L1525-3 assume !(1 == stopRequestedInDirection_~dir#1); 217807#L1694-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 217709#L1847-3 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 217840#L2191-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 217841#L1901-5 assume !(1 == ~currentHeading~0); 218152#L1911-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 217017#L1911-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 216979#L1917-11 assume { :end_inline_continueInDirection } true; 216684#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 225061#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 224544#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 224471#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 224377#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 224371#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 224347#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 218603#L879-2 [2021-12-19 18:57:46,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:46,445 INFO L85 PathProgramCache]: Analyzing trace with hash 2005292259, now seen corresponding path program 1 times [2021-12-19 18:57:46,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:46,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782766261] [2021-12-19 18:57:46,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:46,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:46,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:46,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782766261] [2021-12-19 18:57:46,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782766261] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:46,462 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:46,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:46,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230419812] [2021-12-19 18:57:46,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:46,463 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:46,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:46,463 INFO L85 PathProgramCache]: Analyzing trace with hash 739571150, now seen corresponding path program 1 times [2021-12-19 18:57:46,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:46,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702544622] [2021-12-19 18:57:46,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:46,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:46,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:46,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702544622] [2021-12-19 18:57:46,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702544622] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:46,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:46,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 18:57:46,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351440673] [2021-12-19 18:57:46,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:46,495 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:46,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:46,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 18:57:46,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 18:57:46,495 INFO L87 Difference]: Start difference. First operand 11391 states and 21089 transitions. cyclomatic complexity: 9699 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) [2021-12-19 18:57:46,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:46,632 INFO L93 Difference]: Finished difference Result 34119 states and 63121 transitions. [2021-12-19 18:57:46,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 18:57:46,632 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34119 states and 63121 transitions. [2021-12-19 18:57:46,746 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 30867 [2021-12-19 18:57:46,821 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34119 states to 34119 states and 63121 transitions. [2021-12-19 18:57:46,821 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34119 [2021-12-19 18:57:46,843 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34119 [2021-12-19 18:57:46,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34119 states and 63121 transitions. [2021-12-19 18:57:46,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:46,863 INFO L681 BuchiCegarLoop]: Abstraction has 34119 states and 63121 transitions. [2021-12-19 18:57:46,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34119 states and 63121 transitions. [2021-12-19 18:57:47,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34119 to 11403. [2021-12-19 18:57:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11403 states, 11403 states have (on average 1.8504779444005963) internal successors, (21101), 11402 states have internal predecessors, (21101), 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) [2021-12-19 18:57:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11403 states to 11403 states and 21101 transitions. [2021-12-19 18:57:47,032 INFO L704 BuchiCegarLoop]: Abstraction has 11403 states and 21101 transitions. [2021-12-19 18:57:47,032 INFO L587 BuchiCegarLoop]: Abstraction has 11403 states and 21101 transitions. [2021-12-19 18:57:47,032 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 18:57:47,032 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11403 states and 21101 transitions. [2021-12-19 18:57:47,057 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8318 [2021-12-19 18:57:47,057 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:47,057 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:47,058 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] [2021-12-19 18:57:47,058 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] [2021-12-19 18:57:47,058 INFO L791 eck$LassoCheckResult]: Stem: 262628#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 262629#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 263958#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 261703#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 261704#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 263582#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 263583#L1049 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; 262153#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 262154#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 262807#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 262808#L423 assume 0 == initPersonOnFloor_~floor#1; 262609#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 261730#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 262200#L215 assume !(0 == callOnFloor_~floorID#1); 262905#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 262906#L227-2 assume { :end_inline_callOnFloor } true; 264019#L567 assume { :end_inline_initPersonOnFloor } true; 264018#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 264017#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 264016#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 264015#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 262032#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 262033#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 263544#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 263836#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 264014#L2083 assume !(0 != timeShift_~tmp___9~2#1); 263542#L2174 assume !(1 == ~doorState~0); 263543#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 263738#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 263557#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 262179#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 262826#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 262827#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 263895#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 264012#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 261815#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 261798#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 262649#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 262978#L1901-2 assume !(1 == ~currentHeading~0); 262980#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 263099#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 263545#L1917-5 assume { :end_inline_continueInDirection } true; 262454#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 263416#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 263702#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 262181#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 263102#L2964 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 262456#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 263730#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 264249#L879-2 [2021-12-19 18:57:47,059 INFO L793 eck$LassoCheckResult]: Loop: 264249#L879-2 assume !false; 264247#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 264245#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 264243#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 264241#L887 assume 1 != cleanup_~tmp___0~0#1; 264239#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 264238#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 264236#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 264229#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 264225#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 264222#L152-22 assume !(0 == isFloorCalling_~floorID#1); 264219#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 264199#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 264172#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 264160#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 264158#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 264154#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 264155#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 264110#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 264109#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 264108#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 264107#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 264105#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 264104#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 264099#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 263838#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 263756#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 262301#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 262302#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 262702#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 263316#L2182-2 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 263317#L1956-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 263916#L1961-2 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 264048#L1525-3 assume !(1 == stopRequestedInDirection_~dir#1); 263789#L1694-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 263769#L1847-3 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 266345#L2191-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 266343#L1901-5 assume !(1 == ~currentHeading~0); 266340#L1911-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 266338#L1911-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 266335#L1917-11 assume { :end_inline_continueInDirection } true; 266312#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 266308#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 266274#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 266261#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 266231#L2964-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6#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; 266224#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 266116#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 264249#L879-2 [2021-12-19 18:57:47,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:47,059 INFO L85 PathProgramCache]: Analyzing trace with hash 2005292259, now seen corresponding path program 2 times [2021-12-19 18:57:47,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:47,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381535627] [2021-12-19 18:57:47,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:47,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:47,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:47,079 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:47,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381535627] [2021-12-19 18:57:47,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381535627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:47,079 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:47,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:47,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781813867] [2021-12-19 18:57:47,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:47,080 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:47,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:47,081 INFO L85 PathProgramCache]: Analyzing trace with hash -848776752, now seen corresponding path program 1 times [2021-12-19 18:57:47,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:47,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588342957] [2021-12-19 18:57:47,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:47,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:47,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:47,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588342957] [2021-12-19 18:57:47,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588342957] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:47,174 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:47,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 18:57:47,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563367825] [2021-12-19 18:57:47,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:47,174 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:47,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:47,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 18:57:47,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 18:57:47,175 INFO L87 Difference]: Start difference. First operand 11403 states and 21101 transitions. cyclomatic complexity: 9699 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) [2021-12-19 18:57:47,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:47,397 INFO L93 Difference]: Finished difference Result 36257 states and 67208 transitions. [2021-12-19 18:57:47,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 18:57:47,398 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36257 states and 67208 transitions. [2021-12-19 18:57:47,513 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 30430 [2021-12-19 18:57:47,593 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36257 states to 36257 states and 67208 transitions. [2021-12-19 18:57:47,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36257 [2021-12-19 18:57:47,617 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36257 [2021-12-19 18:57:47,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36257 states and 67208 transitions. [2021-12-19 18:57:47,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:57:47,638 INFO L681 BuchiCegarLoop]: Abstraction has 36257 states and 67208 transitions. [2021-12-19 18:57:47,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36257 states and 67208 transitions. [2021-12-19 18:57:47,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36257 to 11437. [2021-12-19 18:57:47,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11437 states, 11437 states have (on average 1.8479496371426074) internal successors, (21135), 11436 states have internal predecessors, (21135), 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) [2021-12-19 18:57:47,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11437 states to 11437 states and 21135 transitions. [2021-12-19 18:57:47,792 INFO L704 BuchiCegarLoop]: Abstraction has 11437 states and 21135 transitions. [2021-12-19 18:57:47,792 INFO L587 BuchiCegarLoop]: Abstraction has 11437 states and 21135 transitions. [2021-12-19 18:57:47,793 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-19 18:57:47,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11437 states and 21135 transitions. [2021-12-19 18:57:47,809 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8342 [2021-12-19 18:57:47,809 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:47,809 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:47,810 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] [2021-12-19 18:57:47,810 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] [2021-12-19 18:57:47,810 INFO L791 eck$LassoCheckResult]: Stem: 310302#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 310303#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 311601#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 309375#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 309376#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 311238#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 311239#L1049 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; 309825#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 309826#L3110 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 310481#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 310482#L423 assume 0 == initPersonOnFloor_~floor#1; 310283#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 309402#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 309873#L215 assume !(0 == callOnFloor_~floorID#1); 310578#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 310579#L227-2 assume { :end_inline_callOnFloor } true; 311648#L567 assume { :end_inline_initPersonOnFloor } true; 311647#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 311646#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 311645#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 311644#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 309706#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 309707#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 311205#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 311477#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 311642#L2083 assume !(0 != timeShift_~tmp___9~2#1); 311203#L2174 assume !(1 == ~doorState~0); 311204#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 311388#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 311216#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 309850#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 310500#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 310501#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 311531#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 311643#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 309487#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 309470#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 310323#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 310648#L1901-2 assume !(1 == ~currentHeading~0); 310650#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 310768#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 311206#L1917-5 assume { :end_inline_continueInDirection } true; 310125#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 311696#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 311697#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 311683#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 311719#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 311671#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 311674#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 311667#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 311663#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 311662#L879-2 [2021-12-19 18:57:47,810 INFO L793 eck$LassoCheckResult]: Loop: 311662#L879-2 assume !false; 314231#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 311656#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 311657#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 314203#L887 assume 1 != cleanup_~tmp___0~0#1; 314201#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 314200#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 314199#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 314197#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 314195#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 314194#L152-22 assume !(0 == isFloorCalling_~floorID#1); 310900#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 310522#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 311358#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 309956#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 314127#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 314124#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 314121#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 314119#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 314118#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 314117#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 314116#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 314114#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 314113#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 314111#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 314106#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 314105#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 313885#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 313875#L1694-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 313838#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 313873#L2182-2 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 313731#L1956-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 313871#L1961-2 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 313864#L1525-3 assume !(1 == stopRequestedInDirection_~dir#1); 313745#L1694-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 313732#L1847-3 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 313724#L2191-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 313716#L1901-5 assume !(1 == ~currentHeading~0); 313707#L1911-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 313703#L1911-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 313698#L1917-11 assume { :end_inline_continueInDirection } true; 313611#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 313609#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 313610#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 313596#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 313612#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 313586#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 313589#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 313580#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 311661#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 311662#L879-2 [2021-12-19 18:57:47,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:47,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1354457946, now seen corresponding path program 1 times [2021-12-19 18:57:47,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:47,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527505835] [2021-12-19 18:57:47,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:47,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:47,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:47,827 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:47,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527505835] [2021-12-19 18:57:47,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527505835] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:47,827 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:47,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:57:47,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776200957] [2021-12-19 18:57:47,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:47,828 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:47,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:47,828 INFO L85 PathProgramCache]: Analyzing trace with hash 369503987, now seen corresponding path program 1 times [2021-12-19 18:57:47,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:47,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422712366] [2021-12-19 18:57:47,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:47,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:57:47,833 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:57:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:57:47,853 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:57:48,867 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:57:48,867 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:57:48,868 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:57:48,868 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:57:48,868 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 18:57:48,868 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:48,868 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:57:48,868 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:57:48,868 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product09.cil.c_Iteration11_Loop [2021-12-19 18:57:48,868 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:57:48,868 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:57:48,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:48,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:49,511 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:57:49,511 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 18:57:49,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,513 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) [2021-12-19 18:57:49,514 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 [2021-12-19 18:57:49,518 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,518 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,542 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,542 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#in~dir#1=0, ULTIMATE.start_timeShift_~tmp___6~2#1=0, ULTIMATE.start_stopRequestedInDirection_~dir#1=0, ULTIMATE.start_getReverseHeading_#res#1=0, ULTIMATE.start_getReverseHeading_~retValue_acc~16#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#in~dir#1=0, ULTIMATE.start_timeShift_~tmp___6~2#1=0, ULTIMATE.start_stopRequestedInDirection_~dir#1=0, ULTIMATE.start_getReverseHeading_#res#1=0, ULTIMATE.start_getReverseHeading_~retValue_acc~16#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:49,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,571 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) [2021-12-19 18:57:49,572 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 [2021-12-19 18:57:49,573 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,573 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,595 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,596 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: [] [2021-12-19 18:57:49,610 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 [2021-12-19 18:57:49,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,611 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) [2021-12-19 18:57:49,611 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 [2021-12-19 18:57:49,613 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,613 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,631 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,631 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret27#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret27#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,645 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 [2021-12-19 18:57:49,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,646 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) [2021-12-19 18:57:49,647 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 [2021-12-19 18:57:49,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,659 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,659 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp~12#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp~12#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,673 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 [2021-12-19 18:57:49,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,674 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) [2021-12-19 18:57:49,676 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 [2021-12-19 18:57:49,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,709 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,714 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,714 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret54#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret54#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,730 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 [2021-12-19 18:57:49,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,731 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) [2021-12-19 18:57:49,734 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 [2021-12-19 18:57:49,735 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,735 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,740 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,741 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___0~6#1=0} Honda state: {ULTIMATE.start_timeShift_~tmp___0~6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:49,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,757 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) [2021-12-19 18:57:49,757 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 [2021-12-19 18:57:49,760 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,760 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,765 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,765 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp~16#1=0} Honda state: {ULTIMATE.start_timeShift_~tmp~16#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,784 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 [2021-12-19 18:57:49,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,785 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) [2021-12-19 18:57:49,800 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,800 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,809 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 [2021-12-19 18:57:49,817 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,817 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret53#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret53#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-19 18:57:49,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,833 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) [2021-12-19 18:57:49,833 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 [2021-12-19 18:57:49,835 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,835 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,841 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,841 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret30#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret30#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,857 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 [2021-12-19 18:57:49,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,858 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) [2021-12-19 18:57:49,858 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 [2021-12-19 18:57:49,860 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,860 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,878 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,878 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isEmpty_#res#1=0, ULTIMATE.start_isEmpty_~retValue_acc~10#1=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___1~6#1=0} Honda state: {ULTIMATE.start_isEmpty_#res#1=0, ULTIMATE.start_isEmpty_~retValue_acc~10#1=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___1~6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:49,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,893 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) [2021-12-19 18:57:49,894 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 [2021-12-19 18:57:49,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,895 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,900 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,901 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: [] [2021-12-19 18:57:49,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:49,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,916 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) [2021-12-19 18:57:49,916 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 [2021-12-19 18:57:49,917 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,917 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,934 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,934 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret61#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret61#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:49,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,949 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) [2021-12-19 18:57:49,950 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 [2021-12-19 18:57:49,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,958 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,959 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret38#1=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret38#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:49,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,973 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) [2021-12-19 18:57:49,974 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 [2021-12-19 18:57:49,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:49,980 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:49,980 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret21#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret21#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:49,996 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 [2021-12-19 18:57:49,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:49,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:49,997 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) [2021-12-19 18:57:49,997 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 [2021-12-19 18:57:49,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:49,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,007 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,007 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret31#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret31#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,021 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 [2021-12-19 18:57:50,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,022 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) [2021-12-19 18:57:50,022 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 [2021-12-19 18:57:50,023 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,023 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,029 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,029 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret52#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret52#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:50,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,047 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) [2021-12-19 18:57:50,047 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 [2021-12-19 18:57:50,048 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,048 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,055 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,055 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret20#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret20#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,069 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 [2021-12-19 18:57:50,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,070 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) [2021-12-19 18:57:50,070 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 [2021-12-19 18:57:50,071 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,071 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,088 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,088 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_buttonForFloorIsPressed_~floorID#1=0, ULTIMATE.start_buttonForFloorIsPressed_#in~floorID#1=0} Honda state: {ULTIMATE.start_buttonForFloorIsPressed_~floorID#1=0, ULTIMATE.start_buttonForFloorIsPressed_#in~floorID#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:50,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,103 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) [2021-12-19 18:57:50,107 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,107 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,115 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 [2021-12-19 18:57:50,119 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,119 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret35#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret35#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,133 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:50,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,136 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) [2021-12-19 18:57:50,136 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 [2021-12-19 18:57:50,137 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,137 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,142 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,143 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___5~2#1=0} Honda state: {ULTIMATE.start_timeShift_~tmp___5~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,156 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 [2021-12-19 18:57:50,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,157 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) [2021-12-19 18:57:50,158 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 [2021-12-19 18:57:50,159 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,159 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,164 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,164 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: [] [2021-12-19 18:57:50,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-19 18:57:50,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,179 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) [2021-12-19 18:57:50,179 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 [2021-12-19 18:57:50,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,181 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,186 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,186 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret32#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret32#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,200 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 [2021-12-19 18:57:50,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,201 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) [2021-12-19 18:57:50,202 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 [2021-12-19 18:57:50,202 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,209 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,209 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___3~0#1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___3~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-19 18:57:50,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,223 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) [2021-12-19 18:57:50,224 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 [2021-12-19 18:57:50,225 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,225 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,238 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,238 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: [] [2021-12-19 18:57:50,252 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 [2021-12-19 18:57:50,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,253 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) [2021-12-19 18:57:50,254 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 [2021-12-19 18:57:50,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,255 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,271 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,271 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret34#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret34#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,285 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-19 18:57:50,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,286 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) [2021-12-19 18:57:50,287 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 [2021-12-19 18:57:50,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,293 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,293 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret24#1=0} Honda state: {ULTIMATE.start_isIdle_#t~ret24#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-19 18:57:50,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,308 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) [2021-12-19 18:57:50,308 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 [2021-12-19 18:57:50,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,311 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,316 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,316 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret37#1=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret37#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 18:57:50,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,330 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) [2021-12-19 18:57:50,331 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 [2021-12-19 18:57:50,332 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,332 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,352 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,353 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret113#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret113#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,369 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 [2021-12-19 18:57:50,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,370 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) [2021-12-19 18:57:50,371 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 [2021-12-19 18:57:50,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,372 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,387 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,387 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret51#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret51#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,401 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 [2021-12-19 18:57:50,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,402 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) [2021-12-19 18:57:50,403 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 [2021-12-19 18:57:50,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,404 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,409 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,409 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___3~1#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___3~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,423 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 [2021-12-19 18:57:50,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,424 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) [2021-12-19 18:57:50,425 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 [2021-12-19 18:57:50,426 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,426 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,431 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,431 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___6~0#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___6~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:50,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,451 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) [2021-12-19 18:57:50,452 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 [2021-12-19 18:57:50,453 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,453 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,459 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,459 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret29#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret29#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,472 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 [2021-12-19 18:57:50,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,473 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) [2021-12-19 18:57:50,474 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 [2021-12-19 18:57:50,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,481 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,481 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,494 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 [2021-12-19 18:57:50,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,495 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) [2021-12-19 18:57:50,496 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 [2021-12-19 18:57:50,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,497 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,502 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,503 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: [] [2021-12-19 18:57:50,518 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 [2021-12-19 18:57:50,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,519 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) [2021-12-19 18:57:50,520 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 [2021-12-19 18:57:50,520 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,520 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,526 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,526 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret59#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret59#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,540 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 [2021-12-19 18:57:50,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,541 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) [2021-12-19 18:57:50,541 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 [2021-12-19 18:57:50,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,552 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,552 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_~retValue_acc~15#1=0, ULTIMATE.start_timeShift_~tmp___9~2#1=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_~retValue_acc~15#1=0, ULTIMATE.start_timeShift_~tmp___9~2#1=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-19 18:57:50,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,566 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) [2021-12-19 18:57:50,567 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 [2021-12-19 18:57:50,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,568 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,574 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,574 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret33#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret33#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,588 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 [2021-12-19 18:57:50,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,589 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) [2021-12-19 18:57:50,590 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 [2021-12-19 18:57:50,592 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,592 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,617 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,617 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_buttonForFloorIsPressed_~retValue_acc~8#1=0, ULTIMATE.start_buttonForFloorIsPressed_#res#1=0, ~floorButtons_0~0=0, ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp~14#1=0} Honda state: {ULTIMATE.start_buttonForFloorIsPressed_~retValue_acc~8#1=0, ULTIMATE.start_buttonForFloorIsPressed_#res#1=0, ~floorButtons_0~0=0, ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp~14#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,631 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 [2021-12-19 18:57:50,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,632 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) [2021-12-19 18:57:50,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,644 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 [2021-12-19 18:57:50,647 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,647 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_~tmp___0~0#1=0, ULTIMATE.start_isBlocked_#res#1=0, ULTIMATE.start_isBlocked_~retValue_acc~5#1=0} Honda state: {ULTIMATE.start_cleanup_~tmp___0~0#1=0, ULTIMATE.start_isBlocked_#res#1=0, ULTIMATE.start_isBlocked_~retValue_acc~5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,663 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 [2021-12-19 18:57:50,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,664 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2021-12-19 18:57:50,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 18:57:50,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,670 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,671 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret12#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret12#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-19 18:57:50,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,685 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2021-12-19 18:57:50,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 18:57:50,689 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,689 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,695 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,695 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret58#1=0} Honda state: {ULTIMATE.start_timeShift_#t~ret58#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-19 18:57:50,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,709 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2021-12-19 18:57:50,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 18:57:50,711 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,739 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,739 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___0~3#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___0~3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-19 18:57:50,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,754 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2021-12-19 18:57:50,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-19 18:57:50,756 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,783 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,783 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~retValue_acc~13#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~retValue_acc~13#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-19 18:57:50,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,799 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2021-12-19 18:57:50,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-19 18:57:50,800 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,800 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,810 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:57:50,810 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#res#1=0, ULTIMATE.start_timeShift_~tmp___7~2#1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#res#1=0, ULTIMATE.start_timeShift_~tmp___7~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:57:50,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:50,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,825 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2021-12-19 18:57:50,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-19 18:57:50,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:57:50,826 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:50,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:50,851 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2021-12-19 18:57:50,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 18:57:50,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 18:57:50,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:57:50,883 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 18:57:50,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:50,899 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:57:50,899 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:57:50,899 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:57:50,899 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:57:50,899 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 18:57:50,899 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:50,899 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:57:50,899 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:57:50,899 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product09.cil.c_Iteration11_Loop [2021-12-19 18:57:50,899 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:57:50,899 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:57:50,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:50,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:57:51,533 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:57:51,536 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 18:57:51,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:51,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:51,538 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2021-12-19 18:57:51,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 18:57:51,540 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 [2021-12-19 18:57:51,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:57:51,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:57:51,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:57:51,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:57:51,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:57:51,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:57:51,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:57:51,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:57:51,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-19 18:57:51,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:51,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:51,574 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2021-12-19 18:57:51,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-19 18:57:51,575 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 [2021-12-19 18:57:51,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:57:51,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:57:51,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:57:51,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:57:51,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:57:51,582 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:57:51,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:57:51,598 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 18:57:51,601 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 18:57:51,601 INFO L444 ModelExtractionUtils]: 6 out of 9 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-19 18:57:51,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:57:51,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:57:51,611 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2021-12-19 18:57:51,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-19 18:57:51,613 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 18:57:51,613 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 18:57:51,614 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 18:57:51,614 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~currentFloorID~0) = -2*~currentFloorID~0 + 1 Supporting invariants [] [2021-12-19 18:57:51,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:51,629 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 18:57:51,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:51,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 18:57:51,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:57:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:51,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 18:57:51,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:57:52,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:52,044 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 [2021-12-19 18:57:52,045 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11437 states and 21135 transitions. cyclomatic complexity: 9699 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) [2021-12-19 18:57:52,518 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11437 states and 21135 transitions. cyclomatic complexity: 9699. 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 37563 states and 68975 transitions. Complement of second has 8 states. [2021-12-19 18:57:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 18:57:52,519 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) [2021-12-19 18:57:52,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6429 transitions. [2021-12-19 18:57:52,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6429 transitions. Stem has 51 letters. Loop has 50 letters. [2021-12-19 18:57:52,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:57:52,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6429 transitions. Stem has 101 letters. Loop has 50 letters. [2021-12-19 18:57:52,527 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:57:52,527 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6429 transitions. Stem has 51 letters. Loop has 100 letters. [2021-12-19 18:57:52,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:57:52,528 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37563 states and 68975 transitions. [2021-12-19 18:57:52,646 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16448 [2021-12-19 18:57:52,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37563 states to 29221 states and 53476 transitions. [2021-12-19 18:57:52,727 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20321 [2021-12-19 18:57:52,742 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20330 [2021-12-19 18:57:52,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29221 states and 53476 transitions. [2021-12-19 18:57:52,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:57:52,743 INFO L681 BuchiCegarLoop]: Abstraction has 29221 states and 53476 transitions. [2021-12-19 18:57:52,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29221 states and 53476 transitions. [2021-12-19 18:57:52,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29221 to 29200. [2021-12-19 18:57:52,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29200 states, 29200 states have (on average 1.830650684931507) internal successors, (53455), 29199 states have internal predecessors, (53455), 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) [2021-12-19 18:57:53,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29200 states to 29200 states and 53455 transitions. [2021-12-19 18:57:53,199 INFO L704 BuchiCegarLoop]: Abstraction has 29200 states and 53455 transitions. [2021-12-19 18:57:53,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:53,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 18:57:53,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 18:57:53,200 INFO L87 Difference]: Start difference. First operand 29200 states and 53455 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) [2021-12-19 18:57:53,206 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-19 18:57:53,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:53,306 INFO L93 Difference]: Finished difference Result 29200 states and 53449 transitions. [2021-12-19 18:57:53,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 18:57:53,307 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29200 states and 53449 transitions. [2021-12-19 18:57:53,398 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16448 [2021-12-19 18:57:53,475 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29200 states to 29200 states and 53449 transitions. [2021-12-19 18:57:53,475 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20315 [2021-12-19 18:57:53,491 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20315 [2021-12-19 18:57:53,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29200 states and 53449 transitions. [2021-12-19 18:57:53,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:57:53,494 INFO L681 BuchiCegarLoop]: Abstraction has 29200 states and 53449 transitions. [2021-12-19 18:57:53,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29200 states and 53449 transitions. [2021-12-19 18:57:53,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29200 to 29200. [2021-12-19 18:57:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29200 states, 29200 states have (on average 1.830445205479452) internal successors, (53449), 29199 states have internal predecessors, (53449), 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) [2021-12-19 18:57:53,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29200 states to 29200 states and 53449 transitions. [2021-12-19 18:57:53,881 INFO L704 BuchiCegarLoop]: Abstraction has 29200 states and 53449 transitions. [2021-12-19 18:57:53,881 INFO L587 BuchiCegarLoop]: Abstraction has 29200 states and 53449 transitions. [2021-12-19 18:57:53,881 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-19 18:57:53,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29200 states and 53449 transitions. [2021-12-19 18:57:53,940 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16448 [2021-12-19 18:57:53,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:53,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:53,941 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:57:53,941 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, 1] [2021-12-19 18:57:53,942 INFO L791 eck$LassoCheckResult]: Stem: 418570#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 418571#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 420598#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 417165#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 417166#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 420027#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 420028#L1049 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; 417849#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 417850#L3110 assume !(0 == getOrigin_~person#1); 419380#L3114 assume !(1 == getOrigin_~person#1); 419381#L3118 assume !(2 == getOrigin_~person#1); 419723#L3122 assume !(3 == getOrigin_~person#1); 419724#L3126 assume !(4 == getOrigin_~person#1); 420510#L3130 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 418841#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 418842#L423 assume 0 == initPersonOnFloor_~floor#1; 418539#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 417205#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 417918#L215 assume !(0 == callOnFloor_~floorID#1); 418982#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 417147#L227-2 assume { :end_inline_callOnFloor } true; 417148#L567 assume { :end_inline_initPersonOnFloor } true; 417164#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 419200#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 419201#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 420349#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 417651#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 417652#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 419961#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 420401#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 420682#L2083 assume !(0 != timeShift_~tmp___9~2#1); 419958#L2174 assume !(1 == ~doorState~0); 419959#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 420251#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 419983#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 417890#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 418869#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 418870#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 420496#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 420676#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 417332#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 417303#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 418601#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 419089#L1901-2 assume !(1 == ~currentHeading~0); 419091#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 419268#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 419962#L1917-5 assume { :end_inline_continueInDirection } true; 418320#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 420724#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 420721#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 420717#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 420718#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 420706#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 420709#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 420701#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 420700#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 420698#L879-2 assume !false; 420699#L880 [2021-12-19 18:57:53,942 INFO L793 eck$LassoCheckResult]: Loop: 420699#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 430813#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 430810#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 430809#L887 assume 1 != cleanup_~tmp___0~0#1; 430808#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 430807#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 430806#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 430804#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 430802#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 430793#L152-22 assume !(0 == isFloorCalling_~floorID#1); 430765#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 430763#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 430732#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 430709#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 430706#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 430702#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 430700#L152-26 assume !(0 == isFloorCalling_~floorID#1); 430696#L156-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 430694#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 430693#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 430692#L1338-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 430689#L1342-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 430687#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 430685#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 430684#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 430682#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 430681#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 430680#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 430677#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 430678#L1694-2 assume !(0 == ~currentFloorID~0); 434494#L1700-2 assume ~currentFloorID~0 > 0; 434492#L1701-2 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 434493#L152-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 434506#L179-32 stopRequestedInDirection_#t~ret31#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret31#1;havoc stopRequestedInDirection_#t~ret31#1; 434461#L1705-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~13#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 434442#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 434441#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 434439#L1901-3 assume !(1 == ~currentHeading~0); 430298#L1911-9 assume !(0 == ~currentFloorID~0); 430242#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 430243#L1917-7 assume { :end_inline_continueInDirection } true; 430209#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 430864#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 430860#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 430851#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 430852#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 430838#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 430841#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 430828#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 430824#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 430821#L879-2 assume !false; 420699#L880 [2021-12-19 18:57:53,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:53,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1008175550, now seen corresponding path program 1 times [2021-12-19 18:57:53,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:53,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766554976] [2021-12-19 18:57:53,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:53,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:53,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:53,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:53,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766554976] [2021-12-19 18:57:53,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766554976] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:53,973 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:53,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:57:53,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534504135] [2021-12-19 18:57:53,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:53,974 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:53,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:53,974 INFO L85 PathProgramCache]: Analyzing trace with hash -2144814965, now seen corresponding path program 1 times [2021-12-19 18:57:53,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:53,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500276271] [2021-12-19 18:57:53,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:53,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:53,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:53,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500276271] [2021-12-19 18:57:53,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500276271] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:53,998 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:53,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 18:57:53,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967717840] [2021-12-19 18:57:53,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:53,999 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:53,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:53,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 18:57:53,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-19 18:57:54,000 INFO L87 Difference]: Start difference. First operand 29200 states and 53449 transitions. cyclomatic complexity: 24252 Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 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) [2021-12-19 18:57:55,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:57:55,702 INFO L93 Difference]: Finished difference Result 191891 states and 353512 transitions. [2021-12-19 18:57:55,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-19 18:57:55,703 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 191891 states and 353512 transitions. [2021-12-19 18:57:56,541 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 118046 [2021-12-19 18:57:57,141 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 191891 states to 191891 states and 353512 transitions. [2021-12-19 18:57:57,141 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 129639 [2021-12-19 18:57:57,232 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 129639 [2021-12-19 18:57:57,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 191891 states and 353512 transitions. [2021-12-19 18:57:57,235 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:57:57,235 INFO L681 BuchiCegarLoop]: Abstraction has 191891 states and 353512 transitions. [2021-12-19 18:57:57,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191891 states and 353512 transitions. [2021-12-19 18:57:58,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191891 to 56968. [2021-12-19 18:57:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56968 states, 56968 states have (on average 1.8285177643589383) internal successors, (104167), 56967 states have internal predecessors, (104167), 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) [2021-12-19 18:57:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56968 states to 56968 states and 104167 transitions. [2021-12-19 18:57:58,368 INFO L704 BuchiCegarLoop]: Abstraction has 56968 states and 104167 transitions. [2021-12-19 18:57:58,368 INFO L587 BuchiCegarLoop]: Abstraction has 56968 states and 104167 transitions. [2021-12-19 18:57:58,368 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-19 18:57:58,368 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56968 states and 104167 transitions. [2021-12-19 18:57:58,494 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 32936 [2021-12-19 18:57:58,494 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:57:58,494 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:57:58,495 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:57:58,495 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, 1, 1] [2021-12-19 18:57:58,495 INFO L791 eck$LassoCheckResult]: Stem: 639718#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 639719#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 641827#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 638307#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 638308#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 641214#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 641215#L1049 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; 638987#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 638988#L3110 assume !(0 == getOrigin_~person#1); 640546#L3114 assume !(1 == getOrigin_~person#1); 640547#L3118 assume !(2 == getOrigin_~person#1); 640896#L3122 assume !(3 == getOrigin_~person#1); 640897#L3126 assume !(4 == getOrigin_~person#1); 641731#L3130 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 639993#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 639994#L423 assume 0 == initPersonOnFloor_~floor#1; 639686#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 638347#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 639056#L215 assume !(0 == callOnFloor_~floorID#1); 640140#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 640141#L227-2 assume { :end_inline_callOnFloor } true; 638302#L567 assume { :end_inline_initPersonOnFloor } true; 638303#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 640362#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 640363#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 641924#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 641926#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 641142#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 641143#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 641933#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 641934#L2083 assume !(0 != timeShift_~tmp___9~2#1); 641140#L2174 assume !(1 == ~doorState~0); 641141#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 641454#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 641167#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 639026#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 640024#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 640025#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 641713#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 641935#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 638474#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 638445#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 639752#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 640251#L1901-2 assume !(1 == ~currentHeading~0); 640253#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 641144#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 641145#L1917-5 assume { :end_inline_continueInDirection } true; 655853#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 655852#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 655849#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 639028#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 640438#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 640439#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 640645#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 639462#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 638373#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 638374#L879-2 assume !false; 656083#L880 [2021-12-19 18:57:58,495 INFO L793 eck$LassoCheckResult]: Loop: 656083#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 682529#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 682512#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 682495#L887 assume 1 != cleanup_~tmp___0~0#1; 682477#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 682474#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 682471#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 682465#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 682461#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 682462#L152-22 assume !(0 == isFloorCalling_~floorID#1); 682998#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 682994#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 682992#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 682391#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 682958#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 661072#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 661073#L152-26 assume !(0 == isFloorCalling_~floorID#1); 661071#L156-26 assume !(1 == isFloorCalling_~floorID#1); 670534#L160-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 681611#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 681610#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 681609#L1338-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 681606#L1342-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 681604#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 681603#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 681602#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 681600#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 681599#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 681598#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 681596#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 681595#L1694-2 assume !(0 == ~currentFloorID~0); 681593#L1700-2 assume ~currentFloorID~0 > 0; 681592#L1701-2 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 639928#L152-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 639929#L179-32 stopRequestedInDirection_#t~ret31#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret31#1;havoc stopRequestedInDirection_#t~ret31#1; 641432#L1705-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~13#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 641433#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 682716#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 682714#L1901-3 assume !(1 == ~currentHeading~0); 682711#L1911-9 assume !(0 == ~currentFloorID~0); 682709#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 682708#L1917-7 assume { :end_inline_continueInDirection } true; 682702#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 682701#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 682698#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 682691#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 682690#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 682574#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 682577#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 682556#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 682550#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 682546#L879-2 assume !false; 656083#L880 [2021-12-19 18:57:58,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:58,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1008175550, now seen corresponding path program 2 times [2021-12-19 18:57:58,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:58,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473363101] [2021-12-19 18:57:58,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:58,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:58,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:58,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:58,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473363101] [2021-12-19 18:57:58,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473363101] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:58,539 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:58,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:57:58,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665887342] [2021-12-19 18:57:58,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:58,540 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:57:58,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:57:58,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1415430684, now seen corresponding path program 1 times [2021-12-19 18:57:58,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:57:58,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810086862] [2021-12-19 18:57:58,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:57:58,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:57:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:57:58,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:57:58,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:57:58,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810086862] [2021-12-19 18:57:58,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810086862] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:57:58,571 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:57:58,571 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 18:57:58,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303086826] [2021-12-19 18:57:58,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:57:58,572 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:57:58,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:57:58,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 18:57:58,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 18:57:58,572 INFO L87 Difference]: Start difference. First operand 56968 states and 104167 transitions. cyclomatic complexity: 47202 Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2021-12-19 18:58:00,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:58:00,231 INFO L93 Difference]: Finished difference Result 160202 states and 294194 transitions. [2021-12-19 18:58:00,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-19 18:58:00,232 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 160202 states and 294194 transitions. [2021-12-19 18:58:00,970 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 97348 [2021-12-19 18:58:01,615 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 160202 states to 160202 states and 294194 transitions. [2021-12-19 18:58:01,616 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 108524 [2021-12-19 18:58:01,688 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 108524 [2021-12-19 18:58:01,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 160202 states and 294194 transitions. [2021-12-19 18:58:01,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:58:01,743 INFO L681 BuchiCegarLoop]: Abstraction has 160202 states and 294194 transitions. [2021-12-19 18:58:01,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160202 states and 294194 transitions. [2021-12-19 18:58:02,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160202 to 77812. [2021-12-19 18:58:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77812 states, 77812 states have (on average 1.8383282784146404) internal successors, (143044), 77811 states have internal predecessors, (143044), 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) [2021-12-19 18:58:02,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77812 states to 77812 states and 143044 transitions. [2021-12-19 18:58:02,986 INFO L704 BuchiCegarLoop]: Abstraction has 77812 states and 143044 transitions. [2021-12-19 18:58:02,986 INFO L587 BuchiCegarLoop]: Abstraction has 77812 states and 143044 transitions. [2021-12-19 18:58:02,986 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-19 18:58:02,986 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77812 states and 143044 transitions. [2021-12-19 18:58:03,173 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 46832 [2021-12-19 18:58:03,173 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:58:03,173 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:58:03,174 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:58:03,174 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, 1, 1, 1] [2021-12-19 18:58:03,174 INFO L791 eck$LassoCheckResult]: Stem: 856938#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 856939#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 859067#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 855501#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 855502#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 858439#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 858440#L1049 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; 856189#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 856190#L3110 assume !(0 == getOrigin_~person#1); 857780#L3114 assume !(1 == getOrigin_~person#1); 857781#L3118 assume !(2 == getOrigin_~person#1); 858123#L3122 assume !(3 == getOrigin_~person#1); 858124#L3126 assume !(4 == getOrigin_~person#1); 858968#L3130 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 857220#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 857221#L423 assume 0 == initPersonOnFloor_~floor#1; 856908#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 855542#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 856264#L215 assume !(0 == callOnFloor_~floorID#1); 857366#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 857367#L227-2 assume { :end_inline_callOnFloor } true; 859347#L567 assume { :end_inline_initPersonOnFloor } true; 859346#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 859345#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 859344#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 859343#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 859342#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 859341#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 859339#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 859338#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 859336#L2083 assume !(0 != timeShift_~tmp___9~2#1); 859335#L2174 assume !(1 == ~doorState~0); 859334#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 859333#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 858400#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 858139#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 857249#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 857250#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 858950#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 859168#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 855668#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 855640#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 856972#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 859031#L1901-2 assume !(1 == ~currentHeading~0); 859307#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 858377#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 858378#L1917-5 assume { :end_inline_continueInDirection } true; 859296#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 864023#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 864016#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 864008#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 864009#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 863983#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 863986#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 863977#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 863975#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 863972#L879-2 assume !false; 863973#L880 [2021-12-19 18:58:03,175 INFO L793 eck$LassoCheckResult]: Loop: 863973#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 892927#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 892924#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 892921#L887 assume 1 != cleanup_~tmp___0~0#1; 892918#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 892915#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 892911#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 892908#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 892905#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 892904#L152-22 assume !(0 == isFloorCalling_~floorID#1); 892902#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 892903#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 886186#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 886156#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 886153#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 886154#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 890441#L152-26 assume !(0 == isFloorCalling_~floorID#1); 892751#L156-26 assume !(1 == isFloorCalling_~floorID#1); 886975#L160-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 886972#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 886971#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 886970#L1338-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 886969#L1342-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 886967#L1346-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 886965#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 886963#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 886962#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 886960#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 886959#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 886958#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 886956#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 886957#L1694-2 assume !(0 == ~currentFloorID~0); 887107#L1700-2 assume ~currentFloorID~0 > 0; 887105#L1701-2 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 887103#L152-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 887079#L179-32 stopRequestedInDirection_#t~ret31#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret31#1;havoc stopRequestedInDirection_#t~ret31#1; 887064#L1705-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~13#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 887045#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 887043#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 886535#L1901-3 assume !(1 == ~currentHeading~0); 886298#L1911-9 assume !(0 == ~currentFloorID~0); 886260#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 886261#L1917-7 assume { :end_inline_continueInDirection } true; 893008#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 893006#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 893001#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 892984#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 892985#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 892947#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 892950#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 892938#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 892935#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 892932#L879-2 assume !false; 863973#L880 [2021-12-19 18:58:03,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:03,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1008175550, now seen corresponding path program 3 times [2021-12-19 18:58:03,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:03,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870084592] [2021-12-19 18:58:03,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:03,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:03,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:03,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870084592] [2021-12-19 18:58:03,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870084592] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:03,210 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:03,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:58:03,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316546903] [2021-12-19 18:58:03,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:03,211 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:58:03,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:03,212 INFO L85 PathProgramCache]: Analyzing trace with hash 58182811, now seen corresponding path program 1 times [2021-12-19 18:58:03,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:03,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423276252] [2021-12-19 18:58:03,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:03,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:03,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:03,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:03,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423276252] [2021-12-19 18:58:03,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423276252] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:03,251 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:03,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 18:58:03,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260453763] [2021-12-19 18:58:03,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:03,252 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:58:03,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:58:03,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 18:58:03,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-19 18:58:03,252 INFO L87 Difference]: Start difference. First operand 77812 states and 143044 transitions. cyclomatic complexity: 65235 Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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) [2021-12-19 18:58:04,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:58:04,502 INFO L93 Difference]: Finished difference Result 110204 states and 202254 transitions. [2021-12-19 18:58:04,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-19 18:58:04,503 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110204 states and 202254 transitions. [2021-12-19 18:58:04,890 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 65074 [2021-12-19 18:58:05,197 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110204 states to 110204 states and 202254 transitions. [2021-12-19 18:58:05,197 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 74138 [2021-12-19 18:58:05,255 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 74138 [2021-12-19 18:58:05,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110204 states and 202254 transitions. [2021-12-19 18:58:05,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:58:05,257 INFO L681 BuchiCegarLoop]: Abstraction has 110204 states and 202254 transitions. [2021-12-19 18:58:05,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110204 states and 202254 transitions. [2021-12-19 18:58:06,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110204 to 45550. [2021-12-19 18:58:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45550 states, 45550 states have (on average 1.836926454445664) internal successors, (83672), 45549 states have internal predecessors, (83672), 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) [2021-12-19 18:58:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45550 states to 45550 states and 83672 transitions. [2021-12-19 18:58:06,192 INFO L704 BuchiCegarLoop]: Abstraction has 45550 states and 83672 transitions. [2021-12-19 18:58:06,192 INFO L587 BuchiCegarLoop]: Abstraction has 45550 states and 83672 transitions. [2021-12-19 18:58:06,192 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-19 18:58:06,192 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45550 states and 83672 transitions. [2021-12-19 18:58:06,299 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 25578 [2021-12-19 18:58:06,300 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:58:06,300 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:58:06,300 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:58:06,300 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, 1, 1, 1] [2021-12-19 18:58:06,301 INFO L791 eck$LassoCheckResult]: Stem: 1044963#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 1044964#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1047082#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1043552#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 1043553#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 1046449#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1046450#L1049 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; 1044235#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1044236#L3110 assume !(0 == getOrigin_~person#1); 1045787#L3114 assume !(1 == getOrigin_~person#1); 1045788#L3118 assume !(2 == getOrigin_~person#1); 1046139#L3122 assume !(3 == getOrigin_~person#1); 1046140#L3126 assume !(4 == getOrigin_~person#1); 1046978#L3130 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1045237#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1045238#L423 assume 0 == initPersonOnFloor_~floor#1; 1044932#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1043588#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1044305#L215 assume !(0 == callOnFloor_~floorID#1); 1045385#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1045386#L227-2 assume { :end_inline_callOnFloor } true; 1047174#L567 assume { :end_inline_initPersonOnFloor } true; 1047173#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1047172#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1047171#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1047170#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1044038#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1044039#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1046385#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1046869#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1047176#L2083 assume !(0 != timeShift_~tmp___9~2#1); 1048733#L2174 assume !(1 == ~doorState~0); 1047165#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1047166#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 1046409#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1045678#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1045267#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 1045268#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 1047179#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1047177#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 1047178#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1056300#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 1056298#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1056297#L1901-2 assume !(1 == ~currentHeading~0); 1056293#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1046386#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1046387#L1917-5 assume { :end_inline_continueInDirection } true; 1056292#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1056291#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1056288#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1056284#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1056285#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1056273#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1056276#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1056268#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1056267#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1056266#L879-2 assume !false; 1044732#L880 [2021-12-19 18:58:06,301 INFO L793 eck$LassoCheckResult]: Loop: 1044732#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1044733#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 1045812#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 1045813#L887 assume 1 != cleanup_~tmp___0~0#1; 1046926#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1081743#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1081742#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 1081741#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 1081740#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1081739#L152-22 assume !(0 == isFloorCalling_~floorID#1); 1081737#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1081738#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 1081697#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 1081683#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 1081678#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 1079658#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1079655#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1075903#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1075902#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1075901#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1075900#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1075898#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1075897#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1075895#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 1075894#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 1075893#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1063704#L1525-2 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~2#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~2#1;isTopFloor_~retValue_acc~2#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~2#1; 1063706#L726-5 stopRequestedInDirection_#t~ret25#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret25#1;havoc stopRequestedInDirection_#t~ret25#1; 1063732#L1529-2 assume 0 != stopRequestedInDirection_~tmp~12#1;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1063733#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1088842#L2182-2 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 1088841#L1956-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~16#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 1088839#L1961-2 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1088837#L1525-3 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~2#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~2#1;isTopFloor_~retValue_acc~2#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~2#1; 1088836#L726-7 stopRequestedInDirection_#t~ret25#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret25#1;havoc stopRequestedInDirection_#t~ret25#1; 1088835#L1529-3 assume 0 != stopRequestedInDirection_~tmp~12#1;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1088834#L1847-3 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 1088832#L2191-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1088830#L1901-5 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~2#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~2#1;isTopFloor_~retValue_acc~2#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~2#1; 1088829#L726-9 continueInDirection_#t~ret36#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~13#1 := continueInDirection_#t~ret36#1;havoc continueInDirection_#t~ret36#1; 1088827#L1905-15 assume !(0 != continueInDirection_~tmp~13#1); 1088826#L1911-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1044773#L1917-11 assume { :end_inline_continueInDirection } true; 1044324#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1046741#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1044630#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1044631#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1045111#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1046145#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1045640#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1045642#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1046348#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1046211#L879-2 assume !false; 1044732#L880 [2021-12-19 18:58:06,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:06,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1008175550, now seen corresponding path program 4 times [2021-12-19 18:58:06,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:06,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094112945] [2021-12-19 18:58:06,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:06,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:06,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:06,328 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:06,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094112945] [2021-12-19 18:58:06,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094112945] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:06,328 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:06,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:58:06,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855595949] [2021-12-19 18:58:06,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:06,329 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:58:06,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:06,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1045657731, now seen corresponding path program 1 times [2021-12-19 18:58:06,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:06,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708383279] [2021-12-19 18:58:06,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:06,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:06,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:06,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708383279] [2021-12-19 18:58:06,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708383279] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:06,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:06,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-19 18:58:06,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391184011] [2021-12-19 18:58:06,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:06,356 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:58:06,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:58:06,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 18:58:06,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-19 18:58:06,357 INFO L87 Difference]: Start difference. First operand 45550 states and 83672 transitions. cyclomatic complexity: 38127 Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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) [2021-12-19 18:58:08,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:58:08,306 INFO L93 Difference]: Finished difference Result 237394 states and 438178 transitions. [2021-12-19 18:58:08,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-19 18:58:08,307 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 237394 states and 438178 transitions. [2021-12-19 18:58:09,529 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 157464 [2021-12-19 18:58:10,557 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 237394 states to 237394 states and 438178 transitions. [2021-12-19 18:58:10,557 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 166152 [2021-12-19 18:58:10,649 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 166152 [2021-12-19 18:58:10,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237394 states and 438178 transitions. [2021-12-19 18:58:10,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:58:10,651 INFO L681 BuchiCegarLoop]: Abstraction has 237394 states and 438178 transitions. [2021-12-19 18:58:10,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237394 states and 438178 transitions. [2021-12-19 18:58:11,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237394 to 80992. [2021-12-19 18:58:11,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80992 states, 80992 states have (on average 1.8387495061240617) internal successors, (148924), 80991 states have internal predecessors, (148924), 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) [2021-12-19 18:58:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80992 states to 80992 states and 148924 transitions. [2021-12-19 18:58:11,947 INFO L704 BuchiCegarLoop]: Abstraction has 80992 states and 148924 transitions. [2021-12-19 18:58:11,947 INFO L587 BuchiCegarLoop]: Abstraction has 80992 states and 148924 transitions. [2021-12-19 18:58:11,947 INFO L425 BuchiCegarLoop]: ======== Iteration 16============ [2021-12-19 18:58:11,947 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 80992 states and 148924 transitions. [2021-12-19 18:58:12,114 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 47848 [2021-12-19 18:58:12,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:58:12,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:58:12,115 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:58:12,115 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, 1, 1, 1] [2021-12-19 18:58:12,116 INFO L791 eck$LassoCheckResult]: Stem: 1327964#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 1327965#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1330173#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1326554#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 1326555#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 1329480#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1329481#L1049 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; 1327236#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1327237#L3110 assume !(0 == getOrigin_~person#1); 1328802#L3114 assume !(1 == getOrigin_~person#1); 1328803#L3118 assume !(2 == getOrigin_~person#1); 1329166#L3122 assume !(3 == getOrigin_~person#1); 1329167#L3126 assume !(4 == getOrigin_~person#1); 1330053#L3130 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1328240#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1328241#L423 assume 0 == initPersonOnFloor_~floor#1; 1327933#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1326590#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1327303#L215 assume !(0 == callOnFloor_~floorID#1); 1328390#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1328391#L227-2 assume { :end_inline_callOnFloor } true; 1331481#L567 assume { :end_inline_initPersonOnFloor } true; 1331480#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1331479#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1331478#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1331477#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1331476#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1331475#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1331473#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1331472#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1331470#L2083 assume !(0 != timeShift_~tmp___9~2#1); 1331469#L2174 assume !(1 == ~doorState~0); 1331468#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1331467#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 1331449#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1331446#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1331444#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 1331443#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 1331442#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1331440#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 1326718#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1326693#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 1330132#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1330133#L1901-2 assume !(1 == ~currentHeading~0); 1330232#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1328692#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1329865#L1917-5 assume { :end_inline_continueInDirection } true; 1327708#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1329206#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1329685#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1327276#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1328700#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1328701#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1328907#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1327710#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1329720#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1367414#L879-2 assume !false; 1367409#L880 [2021-12-19 18:58:12,116 INFO L793 eck$LassoCheckResult]: Loop: 1367409#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1367407#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 1367405#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 1367403#L887 assume 1 != cleanup_~tmp___0~0#1; 1367401#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1367399#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1367397#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 1367395#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 1367391#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1367392#L152-22 assume !(0 == isFloorCalling_~floorID#1); 1379934#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1379933#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 1379932#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 1352546#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 1367347#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 1360809#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1360810#L152-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1379899#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1379895#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1379896#L1338-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1379900#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1379897#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1379898#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1391802#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 1379569#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 1379570#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1377665#L1525-2 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~2#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~2#1;isTopFloor_~retValue_acc~2#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~2#1; 1377664#L726-5 stopRequestedInDirection_#t~ret25#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret25#1;havoc stopRequestedInDirection_#t~ret25#1; 1377662#L1529-2 assume 0 != stopRequestedInDirection_~tmp~12#1;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1377661#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1377660#L2182-2 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 1377659#L1956-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 1377658#L1961-2 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1377656#L1525-3 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~2#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~2#1;isTopFloor_~retValue_acc~2#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~2#1; 1377655#L726-7 stopRequestedInDirection_#t~ret25#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret25#1;havoc stopRequestedInDirection_#t~ret25#1; 1377654#L1529-3 assume 0 != stopRequestedInDirection_~tmp~12#1;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1377653#L1847-3 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 1377652#L2191-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1377516#L1901-5 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~2#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~2#1;isTopFloor_~retValue_acc~2#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~2#1; 1377515#L726-9 continueInDirection_#t~ret36#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~13#1 := continueInDirection_#t~ret36#1;havoc continueInDirection_#t~ret36#1; 1377512#L1905-15 assume !(0 != continueInDirection_~tmp~13#1); 1370819#L1911-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1370813#L1917-11 assume { :end_inline_continueInDirection } true; 1370811#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1369644#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1367487#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1367481#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1367475#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1367447#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1367450#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1367440#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1367413#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1367411#L879-2 assume !false; 1367409#L880 [2021-12-19 18:58:12,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:12,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1008175550, now seen corresponding path program 5 times [2021-12-19 18:58:12,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:12,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566523057] [2021-12-19 18:58:12,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:12,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:12,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:12,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566523057] [2021-12-19 18:58:12,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566523057] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:12,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:12,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:58:12,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713916038] [2021-12-19 18:58:12,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:12,143 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:58:12,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:12,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1264512449, now seen corresponding path program 1 times [2021-12-19 18:58:12,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:12,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201873056] [2021-12-19 18:58:12,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:12,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:12,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:12,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201873056] [2021-12-19 18:58:12,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201873056] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:12,164 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:12,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:58:12,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57835102] [2021-12-19 18:58:12,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:12,164 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:58:12,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:58:12,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-19 18:58:12,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-19 18:58:12,165 INFO L87 Difference]: Start difference. First operand 80992 states and 148924 transitions. cyclomatic complexity: 67943 Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 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) [2021-12-19 18:58:13,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:58:13,080 INFO L93 Difference]: Finished difference Result 235052 states and 433924 transitions. [2021-12-19 18:58:13,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-19 18:58:13,083 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 235052 states and 433924 transitions. [2021-12-19 18:58:14,253 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 156832 [2021-12-19 18:58:15,302 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 235052 states to 235052 states and 433924 transitions. [2021-12-19 18:58:15,302 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 164704 [2021-12-19 18:58:15,359 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 164704 [2021-12-19 18:58:15,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 235052 states and 433924 transitions. [2021-12-19 18:58:15,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:58:15,384 INFO L681 BuchiCegarLoop]: Abstraction has 235052 states and 433924 transitions. [2021-12-19 18:58:15,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235052 states and 433924 transitions. [2021-12-19 18:58:16,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235052 to 79492. [2021-12-19 18:58:16,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79492 states, 79492 states have (on average 1.8405877320988275) internal successors, (146312), 79491 states have internal predecessors, (146312), 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) [2021-12-19 18:58:16,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79492 states to 79492 states and 146312 transitions. [2021-12-19 18:58:16,655 INFO L704 BuchiCegarLoop]: Abstraction has 79492 states and 146312 transitions. [2021-12-19 18:58:16,655 INFO L587 BuchiCegarLoop]: Abstraction has 79492 states and 146312 transitions. [2021-12-19 18:58:16,655 INFO L425 BuchiCegarLoop]: ======== Iteration 17============ [2021-12-19 18:58:16,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79492 states and 146312 transitions. [2021-12-19 18:58:16,807 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 47308 [2021-12-19 18:58:16,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:58:16,807 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:58:16,808 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:58:16,808 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, 1, 1, 1, 1, 1, 1] [2021-12-19 18:58:16,808 INFO L791 eck$LassoCheckResult]: Stem: 1644015#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 1644016#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1646194#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1642627#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 1642628#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 1645519#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1645520#L1049 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; 1643297#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1643298#L3110 assume !(0 == getOrigin_~person#1); 1644851#L3114 assume !(1 == getOrigin_~person#1); 1644852#L3118 assume !(2 == getOrigin_~person#1); 1645207#L3122 assume !(3 == getOrigin_~person#1); 1645208#L3126 assume !(4 == getOrigin_~person#1); 1646090#L3130 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1644292#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1644293#L423 assume 0 == initPersonOnFloor_~floor#1; 1643984#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1642664#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1643362#L215 assume !(0 == callOnFloor_~floorID#1); 1644432#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1644433#L227-2 assume { :end_inline_callOnFloor } true; 1646305#L567 assume { :end_inline_initPersonOnFloor } true; 1646302#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1646299#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1646298#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1646297#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1643105#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1643106#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1645445#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1645966#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1646306#L2083 assume !(0 != timeShift_~tmp___9~2#1); 1645443#L2174 assume !(1 == ~doorState~0); 1645444#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1645780#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 1645469#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1643336#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1644322#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 1644323#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 1646633#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1646631#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 1646630#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1644048#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 1644049#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1644544#L1901-2 assume !(1 == ~currentHeading~0); 1644546#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1644730#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1645918#L1917-5 assume { :end_inline_continueInDirection } true; 1643759#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1670838#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1670835#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1670831#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1670832#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1670820#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1670823#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1670815#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1670814#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1670812#L879-2 assume !false; 1670813#L880 [2021-12-19 18:58:16,809 INFO L793 eck$LassoCheckResult]: Loop: 1670813#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1721306#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 1720676#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 1716687#L887 assume 1 != cleanup_~tmp___0~0#1; 1705782#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1705775#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1705774#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 1705773#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 1705771#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1705768#L152-22 assume !(0 == isFloorCalling_~floorID#1); 1705765#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1705766#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 1705780#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 1694498#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 1716809#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 1705719#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1705720#L152-26 assume !(0 == isFloorCalling_~floorID#1); 1704612#L156-26 assume !(1 == isFloorCalling_~floorID#1); 1689879#L160-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1689877#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1689876#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1689874#L1338-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1689870#L1342-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1689867#L1346-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1689864#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1689861#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1689859#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1689854#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 1689852#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 1689849#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1689847#L1525-2 assume !(1 == stopRequestedInDirection_~dir#1); 1689848#L1694-2 assume !(0 == ~currentFloorID~0); 1690506#L1700-2 assume ~currentFloorID~0 > 0; 1690503#L1701-2 assume !(0 != stopRequestedInDirection_~respectFloorCalls#1); 1690501#L1715-2 assume ~currentFloorID~0 > 0; 1690498#L1717-2 assume !(0 != stopRequestedInDirection_~respectInLiftCalls#1); 1690500#L1728-2 assume !(~currentFloorID~0 > 1); 1644879#L1744-2 assume ~currentFloorID~0 > 1; 1645507#L1746-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1645509#L1747-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~13#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1644532#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1721714#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1721713#L1901-3 assume !(1 == ~currentHeading~0); 1721712#L1911-9 assume !(0 == ~currentFloorID~0); 1642724#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1643380#L1917-7 assume { :end_inline_continueInDirection } true; 1643381#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1721402#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1721401#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1721396#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1721453#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1721325#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1721328#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1721311#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1721309#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1721307#L879-2 assume !false; 1670813#L880 [2021-12-19 18:58:16,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:16,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1008175550, now seen corresponding path program 6 times [2021-12-19 18:58:16,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:16,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032170009] [2021-12-19 18:58:16,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:16,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:16,839 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:16,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032170009] [2021-12-19 18:58:16,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032170009] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:16,839 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:16,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:58:16,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495386286] [2021-12-19 18:58:16,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:16,839 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:58:16,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:16,840 INFO L85 PathProgramCache]: Analyzing trace with hash -702232928, now seen corresponding path program 1 times [2021-12-19 18:58:16,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:16,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990135364] [2021-12-19 18:58:16,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:16,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:16,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:16,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990135364] [2021-12-19 18:58:16,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990135364] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:16,856 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:16,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 18:58:16,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552804664] [2021-12-19 18:58:16,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:16,857 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:58:16,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:58:16,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 18:58:16,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 18:58:16,857 INFO L87 Difference]: Start difference. First operand 79492 states and 146312 transitions. cyclomatic complexity: 66832 Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 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) [2021-12-19 18:58:17,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:58:17,121 INFO L93 Difference]: Finished difference Result 86564 states and 158978 transitions. [2021-12-19 18:58:17,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 18:58:17,122 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86564 states and 158978 transitions. [2021-12-19 18:58:17,722 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 50816 [2021-12-19 18:58:17,930 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86564 states to 86564 states and 158978 transitions. [2021-12-19 18:58:17,930 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57370 [2021-12-19 18:58:17,967 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57370 [2021-12-19 18:58:17,967 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86564 states and 158978 transitions. [2021-12-19 18:58:17,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:58:17,969 INFO L681 BuchiCegarLoop]: Abstraction has 86564 states and 158978 transitions. [2021-12-19 18:58:18,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86564 states and 158978 transitions. [2021-12-19 18:58:18,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86564 to 79492. [2021-12-19 18:58:18,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79492 states, 79492 states have (on average 1.8347506667337594) internal successors, (145848), 79491 states have internal predecessors, (145848), 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) [2021-12-19 18:58:18,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79492 states to 79492 states and 145848 transitions. [2021-12-19 18:58:18,957 INFO L704 BuchiCegarLoop]: Abstraction has 79492 states and 145848 transitions. [2021-12-19 18:58:18,957 INFO L587 BuchiCegarLoop]: Abstraction has 79492 states and 145848 transitions. [2021-12-19 18:58:18,957 INFO L425 BuchiCegarLoop]: ======== Iteration 18============ [2021-12-19 18:58:18,957 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79492 states and 145848 transitions. [2021-12-19 18:58:19,120 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 47308 [2021-12-19 18:58:19,120 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:58:19,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:58:19,121 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:58:19,121 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:58:19,121 INFO L791 eck$LassoCheckResult]: Stem: 1810086#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 1810087#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1812187#L3298 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1808702#L3291 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 1808703#L3306 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 1811566#L1079 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1811567#L1049 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; 1809366#L2921 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1809367#L3110 assume !(0 == getOrigin_~person#1); 1810903#L3114 assume !(1 == getOrigin_~person#1); 1810904#L3118 assume !(2 == getOrigin_~person#1); 1811265#L3122 assume !(3 == getOrigin_~person#1); 1811266#L3126 assume !(4 == getOrigin_~person#1); 1812083#L3130 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1810358#L3135 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1810359#L423 assume 0 == initPersonOnFloor_~floor#1; 1810055#L424 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1808738#L531-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1809432#L215 assume !(0 == callOnFloor_~floorID#1); 1810495#L218 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1810496#L227-2 assume { :end_inline_callOnFloor } true; 1812295#L567 assume { :end_inline_initPersonOnFloor } true; 1812294#L849 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1812291#L152 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1812290#L179 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1812289#L1934 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1809175#L1338 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1809176#L1359 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1811503#L1941 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1811974#L1946 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1812296#L2083 assume !(0 != timeShift_~tmp___9~2#1); 1811501#L2174 assume !(1 == ~doorState~0); 1811502#L2174-2 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1812280#L1525 assume !(1 == stopRequestedInDirection_~dir#1); 1811527#L1694 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1810795#L1847 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1810388#L2182 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~16#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~16#1; 1810389#L1956 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~16#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~16#1; 1811836#L1961 timeShift_#t~ret59#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1811741#L1525-1 assume !(1 == stopRequestedInDirection_~dir#1); 1808859#L1694-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1808860#L1847-1 timeShift_#t~ret60#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret60#1;havoc timeShift_#t~ret60#1; 1810118#L2191 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1812150#L1901-2 assume !(1 == ~currentHeading~0); 1812251#L1911-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1812252#L1911-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1811942#L1917-5 assume { :end_inline_continueInDirection } true; 1809832#L2191-2 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1830911#L1321 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1830908#L1381-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1830894#L1413-6 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1830907#L2964 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1830870#L1330 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1830873#L2974 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1830864#L2974-1 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1830862#L2206 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1830859#L879-2 assume !false; 1830860#L880 [2021-12-19 18:58:19,121 INFO L793 eck$LassoCheckResult]: Loop: 1830860#L880 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1868492#L883 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~5#1;havoc isBlocked_~retValue_acc~5#1;isBlocked_~retValue_acc~5#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~5#1; 1865569#L1167 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 1865568#L887 assume 1 != cleanup_~tmp___0~0#1; 1865566#L887-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret24#1, isIdle_~retValue_acc~12#1, isIdle_~tmp~11#1;havoc isIdle_~retValue_acc~12#1;havoc isIdle_~tmp~11#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret19#1, anyStopRequested_#t~ret20#1, anyStopRequested_#t~ret21#1, anyStopRequested_#t~ret22#1, anyStopRequested_#t~ret23#1, anyStopRequested_~retValue_acc~11#1, anyStopRequested_~tmp~10#1, anyStopRequested_~tmp___0~2#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~11#1;havoc anyStopRequested_~tmp~10#1;havoc anyStopRequested_~tmp___0~2#1;havoc anyStopRequested_~tmp___1~1#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1865564#L152-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1865563#L179-21 anyStopRequested_#t~ret19#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret19#1;havoc anyStopRequested_#t~ret19#1; 1865562#L1429 assume !(0 != anyStopRequested_~tmp___3~0#1); 1865560#L1433 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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1865559#L152-22 assume !(0 == isFloorCalling_~floorID#1); 1865557#L156-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1865558#L179-22 anyStopRequested_#t~ret20#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret20#1;havoc anyStopRequested_#t~ret20#1; 1865536#L1440 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~11#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~11#1; 1862936#L1493 isIdle_#t~ret24#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~11#1 := isIdle_#t~ret24#1;havoc isIdle_#t~ret24#1;isIdle_~retValue_acc~12#1 := (if 0 == isIdle_~tmp~11#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~12#1; 1865525#L1506 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 1865524#L899 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_#t~ret57#1, timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_~tmp~16#1, timeShift_~tmp___0~6#1, timeShift_~tmp___1~4#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~16#1;havoc timeShift_~tmp___0~6#1;havoc timeShift_~tmp___1~4#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~ret37#1, stopRequestedAtCurrentFloor_#t~ret38#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~14#1, stopRequestedAtCurrentFloor_~tmp___0~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~14#1;havoc stopRequestedAtCurrentFloor_~tmp___0~4#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1865517#L152-26 assume !(0 == isFloorCalling_~floorID#1); 1865513#L156-26 assume !(1 == isFloorCalling_~floorID#1); 1865514#L160-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1868782#L179-26 stopRequestedAtCurrentFloor_#t~ret37#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~4#1 := stopRequestedAtCurrentFloor_#t~ret37#1;havoc stopRequestedAtCurrentFloor_#t~ret37#1; 1868777#L1934-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~8#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~8#1; 1868776#L1338-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1868753#L1342-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1868698#L1346-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~8#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~8#1; 1868696#L1359-1 stopRequestedAtCurrentFloor_#t~ret38#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~14#1 := stopRequestedAtCurrentFloor_#t~ret38#1;havoc stopRequestedAtCurrentFloor_#t~ret38#1; 1868693#L1941-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1868692#L1946-1 timeShift_#t~ret51#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret51#1;havoc timeShift_#t~ret51#1; 1868691#L2083-2 assume !(0 != timeShift_~tmp___9~2#1); 1868689#L2174-3 assume 1 == ~doorState~0;~doorState~0 := 0; 1868688#L2174-5 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~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_#t~ret31#1, stopRequestedInDirection_#t~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~13#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~3#1, stopRequestedInDirection_~tmp___1~2#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~13#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~3#1;havoc stopRequestedInDirection_~tmp___1~2#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; 1868687#L1525-2 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~2#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~2#1;isTopFloor_~retValue_acc~2#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~2#1; 1841136#L726-5 stopRequestedInDirection_#t~ret25#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret25#1;havoc stopRequestedInDirection_#t~ret25#1; 1868650#L1529-2 assume !(0 != stopRequestedInDirection_~tmp~12#1); 1868651#L1535-2 assume !(~currentFloorID~0 < 0); 1868672#L1550-2 assume !(~currentFloorID~0 < 0); 1868668#L1563-2 assume !(~currentFloorID~0 < 1); 1868665#L1579-2 assume !(~currentFloorID~0 < 1); 1868662#L1592-2 assume !(~currentFloorID~0 < 2); 1868587#L1608-2 assume ~currentFloorID~0 < 2; 1868660#L1610-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1868573#L1611-2 assume 0 != ~floorButtons_2~0;stopRequestedInDirection_~retValue_acc~13#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~13#1; 1868560#L1847-2 timeShift_#t~ret58#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1868558#L2182-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret36#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1868557#L1901-3 assume !(1 == ~currentHeading~0); 1868540#L1911-9 assume !(0 == ~currentFloorID~0); 1868537#L1911-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1868529#L1917-7 assume { :end_inline_continueInDirection } true; 1868526#L2191-5 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~21#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~6#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~21#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~6#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~6#1;havoc getCurrentFloorID_~retValue_acc~6#1;getCurrentFloorID_~retValue_acc~6#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~6#1; 1868525#L1321-1 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~21#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~21#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~10#1;havoc isEmpty_~retValue_acc~10#1; 1868523#L1381-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~10#1; 1868518#L1413-13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~6#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 1868519#L2964-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~7#1;havoc areDoorsOpen_~retValue_acc~7#1;areDoorsOpen_~retValue_acc~7#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~7#1; 1868509#L1330-1 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 1868512#L2974-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 1868502#L2974-3 assume { :end_inline___utac_acc__Specification9_spec__3 } true; 1868501#L2206-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1868500#L879-2 assume !false; 1830860#L880 [2021-12-19 18:58:19,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:19,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1008175550, now seen corresponding path program 7 times [2021-12-19 18:58:19,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:19,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211010585] [2021-12-19 18:58:19,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:19,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:19,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:19,153 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:19,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211010585] [2021-12-19 18:58:19,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211010585] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:19,153 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:19,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-19 18:58:19,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166434799] [2021-12-19 18:58:19,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:19,154 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:58:19,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:58:19,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1692908975, now seen corresponding path program 1 times [2021-12-19 18:58:19,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:58:19,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138464414] [2021-12-19 18:58:19,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:58:19,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:58:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:58:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:58:19,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:58:19,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138464414] [2021-12-19 18:58:19,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138464414] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:58:19,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:58:19,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 18:58:19,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251084403] [2021-12-19 18:58:19,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:58:19,189 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:58:19,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:58:19,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 18:58:19,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-19 18:58:19,189 INFO L87 Difference]: Start difference. First operand 79492 states and 145848 transitions. cyclomatic complexity: 66368 Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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) [2021-12-19 18:58:19,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:58:19,969 INFO L93 Difference]: Finished difference Result 105298 states and 191880 transitions. [2021-12-19 18:58:19,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 18:58:19,970 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 105298 states and 191880 transitions. [2021-12-19 18:58:20,357 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 63770 [2021-12-19 18:58:20,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 105298 states to 105298 states and 191880 transitions. [2021-12-19 18:58:20,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71178 [2021-12-19 18:58:21,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71178 [2021-12-19 18:58:21,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105298 states and 191880 transitions. [2021-12-19 18:58:21,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:58:21,042 INFO L681 BuchiCegarLoop]: Abstraction has 105298 states and 191880 transitions. [2021-12-19 18:58:21,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105298 states and 191880 transitions.