./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa --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 4cb164e6307f0ddcae5850d7f4578967441d1456f6ed5a5be472ba090758b873 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:01:37,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:01:37,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:01:37,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:01:37,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:01:37,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:01:37,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:01:37,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:01:37,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:01:37,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:01:37,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:01:37,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:01:37,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:01:37,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:01:37,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:01:37,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:01:37,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:01:37,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:01:37,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:01:37,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:01:37,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:01:37,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:01:37,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:01:37,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:01:37,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:01:37,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:01:37,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:01:37,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:01:37,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:01:37,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:01:37,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:01:37,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:01:37,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:01:37,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:01:37,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:01:37,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:01:37,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:01:37,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:01:37,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:01:37,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:01:37,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:01:37,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 19:01:37,484 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:01:37,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:01:37,485 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:01:37,485 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:01:37,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:01:37,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:01:37,486 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:01:37,486 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 19:01:37,486 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 19:01:37,486 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 19:01:37,486 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 19:01:37,487 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 19:01:37,487 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 19:01:37,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:01:37,487 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:01:37,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:01:37,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:01:37,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:01:37,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:01:37,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 19:01:37,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:01:37,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:01:37,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:01:37,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:01:37,489 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:01:37,490 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 19:01:37,490 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cb164e6307f0ddcae5850d7f4578967441d1456f6ed5a5be472ba090758b873 [2021-12-06 19:01:37,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:01:37,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:01:37,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:01:37,669 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:01:37,669 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:01:37,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/elevator_spec2_product09.cil.c [2021-12-06 19:01:37,714 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/data/3ac7d5196/4efbfa89eb16449bb334a006a2b711f6/FLAG3d4c2baa1 [2021-12-06 19:01:38,196 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:01:38,197 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/sv-benchmarks/c/product-lines/elevator_spec2_product09.cil.c [2021-12-06 19:01:38,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/data/3ac7d5196/4efbfa89eb16449bb334a006a2b711f6/FLAG3d4c2baa1 [2021-12-06 19:01:38,697 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/data/3ac7d5196/4efbfa89eb16449bb334a006a2b711f6 [2021-12-06 19:01:38,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:01:38,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:01:38,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:01:38,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:01:38,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:01:38,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:01:38" (1/1) ... [2021-12-06 19:01:38,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329b7df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:38, skipping insertion in model container [2021-12-06 19:01:38,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:01:38" (1/1) ... [2021-12-06 19:01:38,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:01:38,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:01:38,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/sv-benchmarks/c/product-lines/elevator_spec2_product09.cil.c[28842,28855] [2021-12-06 19:01:39,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:01:39,065 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:01:39,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/sv-benchmarks/c/product-lines/elevator_spec2_product09.cil.c[28842,28855] [2021-12-06 19:01:39,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:01:39,161 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:01:39,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39 WrapperNode [2021-12-06 19:01:39,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:01:39,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:01:39,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:01:39,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:01:39,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,288 INFO L137 Inliner]: procedures = 89, calls = 330, calls flagged for inlining = 183, calls inlined = 252, statements flattened = 8075 [2021-12-06 19:01:39,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:01:39,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:01:39,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:01:39,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:01:39,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:01:39,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:01:39,393 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:01:39,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:01:39,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (1/1) ... [2021-12-06 19:01:39,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:01:39,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:01:39,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:01:39,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb52b07c-56e6-41a1-9e57-b74c3a41e1e2/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 19:01:39,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:01:39,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:01:39,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:01:39,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:01:39,541 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:01:39,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:01:41,660 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:01:41,691 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:01:41,691 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 19:01:41,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:01:41 BoogieIcfgContainer [2021-12-06 19:01:41,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:01:41,696 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 19:01:41,696 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 19:01:41,699 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 19:01:41,699 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:01:41,700 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 07:01:38" (1/3) ... [2021-12-06 19:01:41,700 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22aff33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:01:41, skipping insertion in model container [2021-12-06 19:01:41,700 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:01:41,700 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:01:39" (2/3) ... [2021-12-06 19:01:41,701 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22aff33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:01:41, skipping insertion in model container [2021-12-06 19:01:41,701 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:01:41,701 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:01:41" (3/3) ... [2021-12-06 19:01:41,702 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product09.cil.c [2021-12-06 19:01:41,736 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 19:01:41,736 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 19:01:41,736 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 19:01:41,736 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 19:01:41,736 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 19:01:41,736 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 19:01:41,736 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 19:01:41,736 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 19:01:41,792 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2387 states, 2386 states have (on average 1.8725901089689858) internal successors, (4468), 2386 states have internal predecessors, (4468), 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) [2021-12-06 19:01:41,868 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1177 [2021-12-06 19:01:41,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:41,869 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:41,880 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] [2021-12-06 19:01:41,880 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] [2021-12-06 19:01:41,880 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 19:01:41,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2387 states, 2386 states have (on average 1.8725901089689858) internal successors, (4468), 2386 states have internal predecessors, (4468), 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) [2021-12-06 19:01:41,909 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1177 [2021-12-06 19:01:41,909 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:41,909 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:41,912 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] [2021-12-06 19:01:41,912 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] [2021-12-06 19:01:41,917 INFO L791 eck$LassoCheckResult]: Stem: 570#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2300#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 538#L1406true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 390#L1399true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 1462#L1414true 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; 1867#L399true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1774#L368true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2247#L550true assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 1351#L458true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 547#L483true 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; 1066#L1076true assume 0 == initPersonOnFloor_~floor#1; 785#L1077true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 146#L1184-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2119#L868true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 2080#L880-2true assume { :end_inline_callOnFloor } true; 138#L1220true assume { :end_inline_initPersonOnFloor } true; 437#L168true 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1602#L805true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1802#L832true stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1511#L2265true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~5#1;stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1444#L2277true timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1910#L2413true assume !(0 != timeShift_~tmp___9~2#1); 1897#L2504true assume !(1 == ~doorState~0); 1913#L2504-2true 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 446#L1856true assume !(1 == stopRequestedInDirection_~dir#1); 1659#L2025true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1197#L2178true timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2084#L2512true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2383#L2232true assume !(1 == ~currentHeading~0); 1043#L2242true assume !(0 == ~currentFloorID~0); 758#L2242-2true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1488#L2248-1true assume { :end_inline_continueInDirection } true; 1416#L2521-2true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1692#L1652true __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 292#L595true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2303#L596true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2278#L1661true __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 108#L600true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 627#L655true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2353#L2536true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 2337#L198-2true [2021-12-06 19:01:41,918 INFO L793 eck$LassoCheckResult]: Loop: 2337#L198-2true assume !false; 1992#L199true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 526#L202true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 183#L1499true 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; 626#L206true assume 1 != cleanup_~tmp___0~0#1; 2036#L206-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1785#L805-21true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 783#L832-21true anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 1735#L1760true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 2028#L1824true isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 588#L1837true 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; 804#L218true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1093#L805-26true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1076#L832-26true stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 701#L2265-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~5#1;stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1576#L2277-1true timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2252#L2413-2true assume !(0 != timeShift_~tmp___9~2#1); 1942#L2504-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1951#L2504-5true 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2092#L1856-2true assume !(1 == stopRequestedInDirection_~dir#1); 2127#L2025-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1214#L2178-2true timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1681#L2512-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2238#L2232-3true assume !(1 == ~currentHeading~0); 2347#L2242-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1284#L2242-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 76#L2248-7true assume { :end_inline_continueInDirection } true; 1256#L2521-5true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 750#L1652-1true __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1825#L595-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 857#L596-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 668#L1661-5true __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 115#L600-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 801#L655-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 328#L2536-1true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 2337#L198-2true [2021-12-06 19:01:41,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:41,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1870806649, now seen corresponding path program 1 times [2021-12-06 19:01:41,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:41,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337513614] [2021-12-06 19:01:41,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:41,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:42,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:42,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:42,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337513614] [2021-12-06 19:01:42,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337513614] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:42,106 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:42,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:42,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568291598] [2021-12-06 19:01:42,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:42,111 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:42,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:42,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1058429863, now seen corresponding path program 1 times [2021-12-06 19:01:42,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:42,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540413169] [2021-12-06 19:01:42,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:42,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:42,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:42,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540413169] [2021-12-06 19:01:42,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540413169] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:42,164 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:42,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:01:42,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146478363] [2021-12-06 19:01:42,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:42,165 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:42,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:42,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:01:42,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:01:42,196 INFO L87 Difference]: Start difference. First operand has 2387 states, 2386 states have (on average 1.8725901089689858) internal successors, (4468), 2386 states have internal predecessors, (4468), 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 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 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) [2021-12-06 19:01:42,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:42,499 INFO L93 Difference]: Finished difference Result 4306 states and 7959 transitions. [2021-12-06 19:01:42,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 19:01:42,503 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4306 states and 7959 transitions. [2021-12-06 19:01:42,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2137 [2021-12-06 19:01:42,583 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4306 states to 4198 states and 7847 transitions. [2021-12-06 19:01:42,584 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4198 [2021-12-06 19:01:42,591 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4198 [2021-12-06 19:01:42,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4198 states and 7847 transitions. [2021-12-06 19:01:42,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:42,602 INFO L681 BuchiCegarLoop]: Abstraction has 4198 states and 7847 transitions. [2021-12-06 19:01:42,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4198 states and 7847 transitions. [2021-12-06 19:01:42,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4198 to 2368. [2021-12-06 19:01:42,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2368 states, 2368 states have (on average 1.8745777027027026) internal successors, (4439), 2367 states have internal predecessors, (4439), 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) [2021-12-06 19:01:42,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2368 states and 4439 transitions. [2021-12-06 19:01:42,713 INFO L704 BuchiCegarLoop]: Abstraction has 2368 states and 4439 transitions. [2021-12-06 19:01:42,713 INFO L587 BuchiCegarLoop]: Abstraction has 2368 states and 4439 transitions. [2021-12-06 19:01:42,713 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 19:01:42,713 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2368 states and 4439 transitions. [2021-12-06 19:01:42,726 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1179 [2021-12-06 19:01:42,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:42,727 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:42,729 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] [2021-12-06 19:01:42,729 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] [2021-12-06 19:01:42,730 INFO L791 eck$LassoCheckResult]: Stem: 7824#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 7825#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 7779#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7534#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 7535#L1414 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; 8777#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 8955#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 8956#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 8688#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 7792#L483 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; 7793#L1076 assume 0 == initPersonOnFloor_~floor#1; 8121#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 7066#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 7067#L868 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 7233#L880-2 assume { :end_inline_callOnFloor } true; 7049#L1220 assume { :end_inline_initPersonOnFloor } true; 7050#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 7615#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 6860#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 8812#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 8360#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 6792#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 6793#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 7888#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 9090#L2413 assume !(0 != timeShift_~tmp___9~2#1); 9011#L2504 assume !(1 == ~doorState~0); 9012#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 7631#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 7632#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 6889#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 8575#L2512 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 9058#L2232 assume !(1 == ~currentHeading~0); 8425#L2242 assume !(0 == ~currentFloorID~0); 8089#L2242-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 8090#L2248-1 assume { :end_inline_continueInDirection } true; 8578#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 8735#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 7354#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 7355#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 9086#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 6989#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 6990#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 7907#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 7426#L198-2 [2021-12-06 19:01:42,730 INFO L793 eck$LassoCheckResult]: Loop: 7426#L198-2 assume !false; 9036#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 7763#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 7140#L1499 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; 7141#L206 assume 1 != cleanup_~tmp___0~0#1; 7906#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 8960#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 7195#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 8119#L1760 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 6970#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 7847#L1837 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; 7848#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 8140#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 8459#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 8012#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 8014#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 7549#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 8508#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 8509#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 9091#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 9023#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 9024#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 9026#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 9060#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 6937#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 8590#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 8913#L2232-3 assume !(1 == ~currentHeading~0); 9080#L2242-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 8642#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 6910#L2248-7 assume { :end_inline_continueInDirection } true; 6777#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 8081#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 8082#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 8204#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 7971#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 7002#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 6872#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 7425#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 7426#L198-2 [2021-12-06 19:01:42,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:42,730 INFO L85 PathProgramCache]: Analyzing trace with hash 236095066, now seen corresponding path program 1 times [2021-12-06 19:01:42,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:42,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860335260] [2021-12-06 19:01:42,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:42,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:42,782 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:42,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860335260] [2021-12-06 19:01:42,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860335260] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:42,783 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:42,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:42,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083572923] [2021-12-06 19:01:42,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:42,783 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:42,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:42,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1763980808, now seen corresponding path program 1 times [2021-12-06 19:01:42,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:42,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059660602] [2021-12-06 19:01:42,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:42,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:42,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:42,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059660602] [2021-12-06 19:01:42,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059660602] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:42,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:42,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:01:42,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226519499] [2021-12-06 19:01:42,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:42,823 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:42,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:42,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:01:42,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:01:42,824 INFO L87 Difference]: Start difference. First operand 2368 states and 4439 transitions. cyclomatic complexity: 2072 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) [2021-12-06 19:01:44,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:44,440 INFO L93 Difference]: Finished difference Result 22211 states and 41537 transitions. [2021-12-06 19:01:44,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-06 19:01:44,441 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22211 states and 41537 transitions. [2021-12-06 19:01:44,601 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14714 [2021-12-06 19:01:44,718 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22211 states to 22211 states and 41537 transitions. [2021-12-06 19:01:44,718 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22211 [2021-12-06 19:01:44,737 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22211 [2021-12-06 19:01:44,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22211 states and 41537 transitions. [2021-12-06 19:01:44,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:44,762 INFO L681 BuchiCegarLoop]: Abstraction has 22211 states and 41537 transitions. [2021-12-06 19:01:44,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22211 states and 41537 transitions. [2021-12-06 19:01:44,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22211 to 4688. [2021-12-06 19:01:44,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4688 states, 4688 states have (on average 1.8739334470989761) internal successors, (8785), 4687 states have internal predecessors, (8785), 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) [2021-12-06 19:01:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 4688 states and 8785 transitions. [2021-12-06 19:01:44,995 INFO L704 BuchiCegarLoop]: Abstraction has 4688 states and 8785 transitions. [2021-12-06 19:01:44,995 INFO L587 BuchiCegarLoop]: Abstraction has 4688 states and 8785 transitions. [2021-12-06 19:01:44,995 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 19:01:44,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4688 states and 8785 transitions. [2021-12-06 19:01:45,018 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2364 [2021-12-06 19:01:45,018 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:45,018 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:45,021 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] [2021-12-06 19:01:45,021 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] [2021-12-06 19:01:45,021 INFO L791 eck$LassoCheckResult]: Stem: 32467#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 32468#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 32418#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 32164#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 32165#L1414 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; 33480#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 33693#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 33694#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 33382#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 32431#L483 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; 32432#L1076 assume 0 == initPersonOnFloor_~floor#1; 32777#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 31692#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 31693#L868 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 33834#L880-2 assume { :end_inline_callOnFloor } true; 31675#L1220 assume { :end_inline_initPersonOnFloor } true; 31676#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 33587#L805 assume !(0 == isFloorCalling_~floorID#1); 33589#L809 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 34062#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 34061#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 34059#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 34055#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 34054#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 34053#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 34051#L2413 assume !(0 != timeShift_~tmp___9~2#1); 34050#L2504 assume !(1 == ~doorState~0); 34049#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 34047#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 33627#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 31515#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 33824#L2512 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 33826#L2232 assume !(1 == ~currentHeading~0); 33892#L2242 assume !(0 == ~currentFloorID~0); 32744#L2242-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 32745#L2248-1 assume { :end_inline_continueInDirection } true; 33971#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 33970#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 33969#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 33968#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 33965#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 33958#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 33949#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 33948#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 33946#L198-2 [2021-12-06 19:01:45,022 INFO L793 eck$LassoCheckResult]: Loop: 33946#L198-2 assume !false; 33945#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 33944#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 33943#L1499 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; 33942#L206 assume 1 != cleanup_~tmp___0~0#1; 33901#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 33702#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 32774#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 32775#L1760 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 33670#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 33903#L1837 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; 33902#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 33155#L805-26 assume !(0 == isFloorCalling_~floorID#1); 33156#L809-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 35092#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 35091#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 35089#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 35085#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 35084#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 35083#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 35081#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 35080#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 35079#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 35077#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 35054#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 35048#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 33645#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 33647#L2232-3 assume !(1 == ~currentHeading~0); 33860#L2242-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 33329#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 33330#L2248-7 assume { :end_inline_continueInDirection } true; 35016#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 35015#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 35014#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 35013#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 35010#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 35003#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 34994#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 33947#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 33946#L198-2 [2021-12-06 19:01:45,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:45,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1284691731, now seen corresponding path program 1 times [2021-12-06 19:01:45,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:45,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570543140] [2021-12-06 19:01:45,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:45,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:45,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:45,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:45,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570543140] [2021-12-06 19:01:45,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570543140] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:45,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:45,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:45,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221910060] [2021-12-06 19:01:45,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:45,100 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:45,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:45,100 INFO L85 PathProgramCache]: Analyzing trace with hash 172725313, now seen corresponding path program 1 times [2021-12-06 19:01:45,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:45,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820538552] [2021-12-06 19:01:45,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:45,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:45,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:45,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:45,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820538552] [2021-12-06 19:01:45,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820538552] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:45,137 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:45,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:01:45,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9968617] [2021-12-06 19:01:45,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:45,137 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:45,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:45,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:01:45,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:01:45,138 INFO L87 Difference]: Start difference. First operand 4688 states and 8785 transitions. cyclomatic complexity: 4098 Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-12-06 19:01:46,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:46,961 INFO L93 Difference]: Finished difference Result 16542 states and 30910 transitions. [2021-12-06 19:01:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-06 19:01:46,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16542 states and 30910 transitions. [2021-12-06 19:01:47,027 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8863 [2021-12-06 19:01:47,078 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16542 states to 16542 states and 30910 transitions. [2021-12-06 19:01:47,078 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16542 [2021-12-06 19:01:47,089 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16542 [2021-12-06 19:01:47,089 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16542 states and 30910 transitions. [2021-12-06 19:01:47,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:47,101 INFO L681 BuchiCegarLoop]: Abstraction has 16542 states and 30910 transitions. [2021-12-06 19:01:47,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16542 states and 30910 transitions. [2021-12-06 19:01:47,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16542 to 8414. [2021-12-06 19:01:47,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8414 states, 8414 states have (on average 1.8716425005942476) internal successors, (15748), 8413 states have internal predecessors, (15748), 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) [2021-12-06 19:01:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8414 states to 8414 states and 15748 transitions. [2021-12-06 19:01:47,297 INFO L704 BuchiCegarLoop]: Abstraction has 8414 states and 15748 transitions. [2021-12-06 19:01:47,297 INFO L587 BuchiCegarLoop]: Abstraction has 8414 states and 15748 transitions. [2021-12-06 19:01:47,297 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 19:01:47,297 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8414 states and 15748 transitions. [2021-12-06 19:01:47,317 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4279 [2021-12-06 19:01:47,317 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:47,317 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:47,319 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] [2021-12-06 19:01:47,319 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] [2021-12-06 19:01:47,320 INFO L791 eck$LassoCheckResult]: Stem: 53766#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 53767#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 53716#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 53459#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 53460#L1414 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; 54782#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 54983#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 54984#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 54686#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 53730#L483 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; 53731#L1076 assume 0 == initPersonOnFloor_~floor#1; 54081#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 52980#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 52981#L868 assume !(0 == callOnFloor_~floorID#1); 55125#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 53149#L880-2 assume { :end_inline_callOnFloor } true; 55112#L1220 assume { :end_inline_initPersonOnFloor } true; 53546#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 53547#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 55188#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 55243#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 55242#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 52705#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 52706#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 53836#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 55244#L2413 assume !(0 != timeShift_~tmp___9~2#1); 55046#L2504 assume !(1 == ~doorState~0); 55047#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 53564#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 53565#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 54563#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 54564#L2512 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 55178#L2232 assume !(1 == ~currentHeading~0); 55179#L2242 assume !(0 == ~currentFloorID~0); 54048#L2242-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 54049#L2248-1 assume { :end_inline_continueInDirection } true; 54806#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 54942#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 53272#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 53273#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 55156#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 52903#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 52904#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 53855#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 53347#L198-2 [2021-12-06 19:01:47,320 INFO L793 eck$LassoCheckResult]: Loop: 53347#L198-2 assume !false; 55079#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 53699#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 53700#L1499 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; 55241#L206 assume 1 != cleanup_~tmp___0~0#1; 55240#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 55235#L805-21 assume !(0 == isFloorCalling_~floorID#1); 55225#L809-21 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 55212#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 55201#L1760 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 55196#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 55195#L1837 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; 55194#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 55193#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 55192#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 55191#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 55190#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 53475#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 54489#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 54491#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 55245#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 55063#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 55064#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 55066#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 55117#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 52851#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 54579#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 60896#L2232-3 assume !(1 == ~currentHeading~0); 60895#L2242-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 54636#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 52823#L2248-7 assume { :end_inline_continueInDirection } true; 52690#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 54037#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 54038#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 54173#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 53921#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 52916#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 52785#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 53346#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 53347#L198-2 [2021-12-06 19:01:47,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:47,320 INFO L85 PathProgramCache]: Analyzing trace with hash 215036937, now seen corresponding path program 1 times [2021-12-06 19:01:47,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:47,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252489480] [2021-12-06 19:01:47,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:47,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:47,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:47,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252489480] [2021-12-06 19:01:47,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252489480] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:47,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:47,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:47,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109102127] [2021-12-06 19:01:47,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:47,348 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:47,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:47,349 INFO L85 PathProgramCache]: Analyzing trace with hash 322819123, now seen corresponding path program 1 times [2021-12-06 19:01:47,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:47,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875973836] [2021-12-06 19:01:47,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:47,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:47,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:47,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875973836] [2021-12-06 19:01:47,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875973836] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:47,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:47,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:47,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894194929] [2021-12-06 19:01:47,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:47,364 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:47,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:47,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:01:47,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:01:47,364 INFO L87 Difference]: Start difference. First operand 8414 states and 15748 transitions. cyclomatic complexity: 7335 Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2021-12-06 19:01:47,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:47,636 INFO L93 Difference]: Finished difference Result 9184 states and 17068 transitions. [2021-12-06 19:01:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:01:47,637 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9184 states and 17068 transitions. [2021-12-06 19:01:47,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4640 [2021-12-06 19:01:47,685 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9184 states to 9184 states and 17068 transitions. [2021-12-06 19:01:47,686 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9184 [2021-12-06 19:01:47,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9184 [2021-12-06 19:01:47,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9184 states and 17068 transitions. [2021-12-06 19:01:47,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:47,697 INFO L681 BuchiCegarLoop]: Abstraction has 9184 states and 17068 transitions. [2021-12-06 19:01:47,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9184 states and 17068 transitions. [2021-12-06 19:01:47,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9184 to 8260. [2021-12-06 19:01:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8260 states, 8260 states have (on average 1.8682808716707022) internal successors, (15432), 8259 states have internal predecessors, (15432), 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) [2021-12-06 19:01:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8260 states to 8260 states and 15432 transitions. [2021-12-06 19:01:47,825 INFO L704 BuchiCegarLoop]: Abstraction has 8260 states and 15432 transitions. [2021-12-06 19:01:47,825 INFO L587 BuchiCegarLoop]: Abstraction has 8260 states and 15432 transitions. [2021-12-06 19:01:47,825 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-06 19:01:47,825 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8260 states and 15432 transitions. [2021-12-06 19:01:47,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4157 [2021-12-06 19:01:47,840 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:47,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:47,842 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] [2021-12-06 19:01:47,842 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] [2021-12-06 19:01:47,842 INFO L791 eck$LassoCheckResult]: Stem: 71331#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 71332#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 71285#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 71049#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 71050#L1414 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; 72304#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 72493#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 72494#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 72211#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 71299#L483 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; 71300#L1076 assume 0 == initPersonOnFloor_~floor#1; 71636#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 70583#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 70584#L868 assume !(0 == callOnFloor_~floorID#1); 72616#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 70748#L880-2 assume { :end_inline_callOnFloor } true; 70566#L1220 assume { :end_inline_initPersonOnFloor } true; 70567#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 71130#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 72400#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 77894#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 77888#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 77883#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 77881#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 77880#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 77877#L2413 assume !(0 != timeShift_~tmp___9~2#1); 77876#L2504 assume !(1 == ~doorState~0); 77874#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 77873#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 77853#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 77840#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 77838#L2512 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 77839#L2232 assume !(1 == ~currentHeading~0); 78500#L2242 assume !(0 == ~currentFloorID~0); 71836#L2242-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 72758#L2248-1 assume { :end_inline_continueInDirection } true; 72755#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 72753#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 72751#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 72746#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 72740#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 72721#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 72711#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 72709#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 72708#L198-2 [2021-12-06 19:01:47,842 INFO L793 eck$LassoCheckResult]: Loop: 72708#L198-2 assume !false; 72703#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 72698#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 72693#L1499 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; 72688#L206 assume 1 != cleanup_~tmp___0~0#1; 72683#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 72660#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 72661#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 72655#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 72657#L1764 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 72670#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 72669#L1837 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; 72668#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 72667#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 72666#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 72665#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 72664#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 71064#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 72022#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 72024#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 78485#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 72564#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 72565#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 72567#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 72609#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 70451#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 72106#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 72453#L2232-3 assume !(1 == ~currentHeading~0); 78251#L2242-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 78221#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 72775#L2248-7 assume { :end_inline_continueInDirection } true; 72756#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 72754#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 72752#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 72749#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 72745#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 72732#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 72712#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 72710#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 72708#L198-2 [2021-12-06 19:01:47,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:47,843 INFO L85 PathProgramCache]: Analyzing trace with hash 215036937, now seen corresponding path program 2 times [2021-12-06 19:01:47,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:47,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271618215] [2021-12-06 19:01:47,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:47,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:47,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:47,876 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:47,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271618215] [2021-12-06 19:01:47,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271618215] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:47,876 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:47,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:47,876 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529672331] [2021-12-06 19:01:47,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:47,877 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:47,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:47,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1626448610, now seen corresponding path program 1 times [2021-12-06 19:01:47,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:47,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67267066] [2021-12-06 19:01:47,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:47,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:47,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:47,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:47,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67267066] [2021-12-06 19:01:47,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67267066] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:47,906 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:47,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:01:47,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287325204] [2021-12-06 19:01:47,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:47,907 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:47,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:47,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:01:47,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:01:47,908 INFO L87 Difference]: Start difference. First operand 8260 states and 15432 transitions. cyclomatic complexity: 7173 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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) [2021-12-06 19:01:48,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:48,300 INFO L93 Difference]: Finished difference Result 33051 states and 61824 transitions. [2021-12-06 19:01:48,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:01:48,301 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33051 states and 61824 transitions. [2021-12-06 19:01:48,432 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22048 [2021-12-06 19:01:48,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33051 states to 33051 states and 61824 transitions. [2021-12-06 19:01:48,529 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33051 [2021-12-06 19:01:48,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33051 [2021-12-06 19:01:48,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33051 states and 61824 transitions. [2021-12-06 19:01:48,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:48,618 INFO L681 BuchiCegarLoop]: Abstraction has 33051 states and 61824 transitions. [2021-12-06 19:01:48,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33051 states and 61824 transitions. [2021-12-06 19:01:48,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33051 to 14983. [2021-12-06 19:01:48,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14983 states, 14983 states have (on average 1.8682506841086566) internal successors, (27992), 14982 states have internal predecessors, (27992), 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) [2021-12-06 19:01:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14983 states to 14983 states and 27992 transitions. [2021-12-06 19:01:48,804 INFO L704 BuchiCegarLoop]: Abstraction has 14983 states and 27992 transitions. [2021-12-06 19:01:48,804 INFO L587 BuchiCegarLoop]: Abstraction has 14983 states and 27992 transitions. [2021-12-06 19:01:48,804 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-06 19:01:48,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14983 states and 27992 transitions. [2021-12-06 19:01:48,835 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8252 [2021-12-06 19:01:48,835 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:48,835 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:48,838 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] [2021-12-06 19:01:48,838 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] [2021-12-06 19:01:48,838 INFO L791 eck$LassoCheckResult]: Stem: 112680#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 112681#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 112631#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 112386#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 112387#L1414 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; 113731#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 113961#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 113962#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 113621#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 112644#L483 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; 112645#L1076 assume 0 == initPersonOnFloor_~floor#1; 112997#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 111916#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 111917#L868 assume !(0 == callOnFloor_~floorID#1); 114136#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 112085#L880-2 assume { :end_inline_callOnFloor } true; 114118#L1220 assume { :end_inline_initPersonOnFloor } true; 112469#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 112470#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 114231#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 114230#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 114227#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 114228#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 114375#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 114373#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 114371#L2413 assume !(0 != timeShift_~tmp___9~2#1); 114369#L2504 assume !(1 == ~doorState~0); 114363#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 114349#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 114321#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 114308#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 114286#L2512 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 114287#L2232 assume !(1 == ~currentHeading~0); 114667#L2242 assume !(0 == ~currentFloorID~0); 114668#L2242-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 121004#L2248-1 assume { :end_inline_continueInDirection } true; 121002#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 121001#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 121000#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 120999#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 120996#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 120989#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 120980#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 120979#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 120976#L198-2 [2021-12-06 19:01:48,839 INFO L793 eck$LassoCheckResult]: Loop: 120976#L198-2 assume !false; 120974#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 120972#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 120970#L1499 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; 120958#L206 assume 1 != cleanup_~tmp___0~0#1; 120916#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 120743#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 114573#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 114572#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 114567#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 114566#L805-22 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 114552#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 114546#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 114537#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 114535#L1837 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; 114508#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 114506#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 114502#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 114499#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 114497#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 114494#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 114485#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 114486#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 114474#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 114475#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 114470#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 114471#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 114420#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 114405#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 114406#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 117259#L2232-3 assume !(1 == ~currentHeading~0); 114399#L2242-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 113757#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 111759#L2248-7 assume { :end_inline_continueInDirection } true; 111626#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 112953#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 112954#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 113089#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 112839#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 111852#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 111721#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 120978#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 120976#L198-2 [2021-12-06 19:01:48,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:48,839 INFO L85 PathProgramCache]: Analyzing trace with hash 215036937, now seen corresponding path program 3 times [2021-12-06 19:01:48,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:48,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091515003] [2021-12-06 19:01:48,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:48,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:48,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:48,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:48,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091515003] [2021-12-06 19:01:48,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091515003] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:48,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:48,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:48,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548953108] [2021-12-06 19:01:48,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:48,863 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:48,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:48,864 INFO L85 PathProgramCache]: Analyzing trace with hash -2001494560, now seen corresponding path program 1 times [2021-12-06 19:01:48,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:48,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248354707] [2021-12-06 19:01:48,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:48,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:48,883 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:48,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248354707] [2021-12-06 19:01:48,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248354707] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:48,884 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:48,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:01:48,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395935204] [2021-12-06 19:01:48,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:48,884 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:48,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:48,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:01:48,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:01:48,886 INFO L87 Difference]: Start difference. First operand 14983 states and 27992 transitions. cyclomatic complexity: 13010 Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 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) [2021-12-06 19:01:49,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:49,297 INFO L93 Difference]: Finished difference Result 16346 states and 30283 transitions. [2021-12-06 19:01:49,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:01:49,298 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16346 states and 30283 transitions. [2021-12-06 19:01:49,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8998 [2021-12-06 19:01:49,383 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16346 states to 16346 states and 30283 transitions. [2021-12-06 19:01:49,383 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16346 [2021-12-06 19:01:49,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16346 [2021-12-06 19:01:49,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16346 states and 30283 transitions. [2021-12-06 19:01:49,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:49,400 INFO L681 BuchiCegarLoop]: Abstraction has 16346 states and 30283 transitions. [2021-12-06 19:01:49,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16346 states and 30283 transitions. [2021-12-06 19:01:49,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16346 to 14983. [2021-12-06 19:01:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14983 states, 14983 states have (on average 1.8586397917639992) internal successors, (27848), 14982 states have internal predecessors, (27848), 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) [2021-12-06 19:01:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14983 states to 14983 states and 27848 transitions. [2021-12-06 19:01:49,587 INFO L704 BuchiCegarLoop]: Abstraction has 14983 states and 27848 transitions. [2021-12-06 19:01:49,587 INFO L587 BuchiCegarLoop]: Abstraction has 14983 states and 27848 transitions. [2021-12-06 19:01:49,587 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-06 19:01:49,587 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14983 states and 27848 transitions. [2021-12-06 19:01:49,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8252 [2021-12-06 19:01:49,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:49,616 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:49,618 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] [2021-12-06 19:01:49,618 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] [2021-12-06 19:01:49,618 INFO L791 eck$LassoCheckResult]: Stem: 144033#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 144034#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 143985#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 143730#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 143731#L1414 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; 145113#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 145325#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 145326#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 145004#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 143999#L483 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; 144000#L1076 assume 0 == initPersonOnFloor_~floor#1; 144362#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 143262#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 143263#L868 assume !(0 == callOnFloor_~floorID#1); 145524#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 143428#L880-2 assume { :end_inline_callOnFloor } true; 145501#L1220 assume { :end_inline_initPersonOnFloor } true; 143813#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 143814#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 145634#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 145632#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 145629#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 145630#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 153219#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 153218#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 153211#L2413 assume !(0 != timeShift_~tmp___9~2#1); 145410#L2504 assume !(1 == ~doorState~0); 145411#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 143832#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 143833#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 157533#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 157073#L2512 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 157074#L2232 assume !(1 == ~currentHeading~0); 157535#L2242 assume !(0 == ~currentFloorID~0); 157313#L2242-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 156965#L2248-1 assume { :end_inline_continueInDirection } true; 156962#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 156961#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 156960#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 156958#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 156959#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 156919#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 156899#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 156897#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 145661#L198-2 [2021-12-06 19:01:49,618 INFO L793 eck$LassoCheckResult]: Loop: 145661#L198-2 assume !false; 145658#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 145653#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 145626#L1499 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; 145624#L206 assume 1 != cleanup_~tmp___0~0#1; 145625#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 145620#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 145621#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 145615#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 145617#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 143542#L805-22 assume !(0 == isFloorCalling_~floorID#1); 143108#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 143109#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 145342#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 153787#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 153786#L1837 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; 153785#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 153784#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 153677#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 153675#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 145500#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 143744#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 145531#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 145659#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 145655#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 145656#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 156808#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 156803#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 156804#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 156893#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 157532#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 157166#L2232-3 assume !(1 == ~currentHeading~0); 157158#L2242-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 157153#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 157131#L2248-7 assume { :end_inline_continueInDirection } true; 157128#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 157127#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 157125#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 157122#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 157121#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 156908#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 156898#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 156896#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 145661#L198-2 [2021-12-06 19:01:49,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:49,619 INFO L85 PathProgramCache]: Analyzing trace with hash 215036937, now seen corresponding path program 4 times [2021-12-06 19:01:49,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:49,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275913692] [2021-12-06 19:01:49,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:49,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:49,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:49,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:49,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275913692] [2021-12-06 19:01:49,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275913692] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:49,640 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:49,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:49,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301793648] [2021-12-06 19:01:49,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:49,641 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:49,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:49,641 INFO L85 PathProgramCache]: Analyzing trace with hash -24103594, now seen corresponding path program 1 times [2021-12-06 19:01:49,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:49,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507289617] [2021-12-06 19:01:49,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:49,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:49,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:49,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:49,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507289617] [2021-12-06 19:01:49,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507289617] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:49,664 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:49,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:01:49,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144142301] [2021-12-06 19:01:49,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:49,665 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:49,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:49,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:01:49,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:01:49,666 INFO L87 Difference]: Start difference. First operand 14983 states and 27848 transitions. cyclomatic complexity: 12866 Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 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) [2021-12-06 19:01:49,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:49,851 INFO L93 Difference]: Finished difference Result 22695 states and 41981 transitions. [2021-12-06 19:01:49,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:01:49,852 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22695 states and 41981 transitions. [2021-12-06 19:01:49,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15688 [2021-12-06 19:01:50,013 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22695 states to 22695 states and 41981 transitions. [2021-12-06 19:01:50,014 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22695 [2021-12-06 19:01:50,030 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22695 [2021-12-06 19:01:50,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22695 states and 41981 transitions. [2021-12-06 19:01:50,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:50,044 INFO L681 BuchiCegarLoop]: Abstraction has 22695 states and 41981 transitions. [2021-12-06 19:01:50,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22695 states and 41981 transitions. [2021-12-06 19:01:50,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22695 to 15001. [2021-12-06 19:01:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15001 states, 15001 states have (on average 1.8576094927004867) internal successors, (27866), 15000 states have internal predecessors, (27866), 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) [2021-12-06 19:01:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15001 states to 15001 states and 27866 transitions. [2021-12-06 19:01:50,247 INFO L704 BuchiCegarLoop]: Abstraction has 15001 states and 27866 transitions. [2021-12-06 19:01:50,247 INFO L587 BuchiCegarLoop]: Abstraction has 15001 states and 27866 transitions. [2021-12-06 19:01:50,247 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-06 19:01:50,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15001 states and 27866 transitions. [2021-12-06 19:01:50,286 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8264 [2021-12-06 19:01:50,286 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:50,286 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:50,289 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] [2021-12-06 19:01:50,289 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] [2021-12-06 19:01:50,289 INFO L791 eck$LassoCheckResult]: Stem: 181718#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 181719#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 181669#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 181419#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 181420#L1414 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; 182786#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 183006#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 183007#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 182674#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 181682#L483 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; 181683#L1076 assume 0 == initPersonOnFloor_~floor#1; 182043#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 180950#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 180951#L868 assume !(0 == callOnFloor_~floorID#1); 183189#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 181118#L880-2 assume { :end_inline_callOnFloor } true; 183171#L1220 assume { :end_inline_initPersonOnFloor } true; 181503#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 181504#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 183297#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 183295#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 183292#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 183293#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 183388#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 183387#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 183385#L2413 assume !(0 != timeShift_~tmp___9~2#1); 183384#L2504 assume !(1 == ~doorState~0); 183383#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 183381#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 183382#L2025 assume !(0 == ~currentFloorID~0); 183712#L2031 assume !(~currentFloorID~0 > 0); 183648#L2046 assume ~currentFloorID~0 > 0; 183727#L2048 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 183726#L2049 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 183316#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 183317#L2512 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 194905#L2232 assume !(1 == ~currentHeading~0); 194903#L2242 assume !(0 == ~currentFloorID~0); 194898#L2242-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 194895#L2248-1 assume { :end_inline_continueInDirection } true; 194893#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 194892#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 194891#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 194890#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 194887#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 194880#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 194871#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 194869#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 194868#L198-2 [2021-12-06 19:01:50,289 INFO L793 eck$LassoCheckResult]: Loop: 194868#L198-2 assume !false; 194867#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 194866#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 194865#L1499 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; 194864#L206 assume 1 != cleanup_~tmp___0~0#1; 194770#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 194767#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 194766#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 188585#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 183554#L1764 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 183542#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 183540#L1837 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; 183538#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 183535#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 183532#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 183530#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 183527#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 183521#L1673-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 183516#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 183512#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 183510#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 183506#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 183504#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 183502#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 183497#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 183498#L2025-2 assume !(0 == ~currentFloorID~0); 183192#L2031-2 assume !(~currentFloorID~0 > 0); 183397#L2046-2 assume ~currentFloorID~0 > 0; 183392#L2048-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 183393#L2049-2 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 188616#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 188617#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 195145#L2232-3 assume !(1 == ~currentHeading~0); 195144#L2242-9 assume !(0 == ~currentFloorID~0); 183416#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 195140#L2248-7 assume { :end_inline_continueInDirection } true; 195138#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 195137#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 195136#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 195135#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 195131#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 195122#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 195113#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 194870#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 194868#L198-2 [2021-12-06 19:01:50,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:50,290 INFO L85 PathProgramCache]: Analyzing trace with hash -928351246, now seen corresponding path program 1 times [2021-12-06 19:01:50,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:50,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059715948] [2021-12-06 19:01:50,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:50,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:50,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:50,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059715948] [2021-12-06 19:01:50,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059715948] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:50,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:50,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:50,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894158107] [2021-12-06 19:01:50,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:50,314 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:50,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:50,315 INFO L85 PathProgramCache]: Analyzing trace with hash -889680442, now seen corresponding path program 1 times [2021-12-06 19:01:50,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:50,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674384848] [2021-12-06 19:01:50,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:50,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:50,340 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:50,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674384848] [2021-12-06 19:01:50,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674384848] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:50,341 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:50,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:01:50,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142298378] [2021-12-06 19:01:50,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:50,342 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:50,342 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:50,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:01:50,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:01:50,343 INFO L87 Difference]: Start difference. First operand 15001 states and 27866 transitions. cyclomatic complexity: 12866 Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2021-12-06 19:01:51,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:51,021 INFO L93 Difference]: Finished difference Result 20451 states and 37908 transitions. [2021-12-06 19:01:51,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:01:51,022 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20451 states and 37908 transitions. [2021-12-06 19:01:51,120 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15875 [2021-12-06 19:01:51,161 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20451 states to 20451 states and 37908 transitions. [2021-12-06 19:01:51,161 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20451 [2021-12-06 19:01:51,171 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20451 [2021-12-06 19:01:51,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20451 states and 37908 transitions. [2021-12-06 19:01:51,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:51,179 INFO L681 BuchiCegarLoop]: Abstraction has 20451 states and 37908 transitions. [2021-12-06 19:01:51,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20451 states and 37908 transitions. [2021-12-06 19:01:51,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20451 to 11391. [2021-12-06 19:01:51,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11391 states, 11391 states have (on average 1.846896672811869) internal successors, (21038), 11390 states have internal predecessors, (21038), 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) [2021-12-06 19:01:51,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11391 states to 11391 states and 21038 transitions. [2021-12-06 19:01:51,294 INFO L704 BuchiCegarLoop]: Abstraction has 11391 states and 21038 transitions. [2021-12-06 19:01:51,294 INFO L587 BuchiCegarLoop]: Abstraction has 11391 states and 21038 transitions. [2021-12-06 19:01:51,294 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-06 19:01:51,294 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11391 states and 21038 transitions. [2021-12-06 19:01:51,318 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8308 [2021-12-06 19:01:51,318 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:51,318 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:51,319 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] [2021-12-06 19:01:51,319 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] [2021-12-06 19:01:51,319 INFO L791 eck$LassoCheckResult]: Stem: 217115#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 217116#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 217070#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 216839#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 216840#L1414 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; 218076#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 218277#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 218278#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 217971#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 217083#L483 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; 217084#L1076 assume 0 == initPersonOnFloor_~floor#1; 217412#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 216406#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 216407#L868 assume !(0 == callOnFloor_~floorID#1); 218420#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 216560#L880-2 assume { :end_inline_callOnFloor } true; 218410#L1220 assume { :end_inline_initPersonOnFloor } true; 218488#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 218487#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 218486#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 218485#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 217650#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 216144#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 216145#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 217180#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 218484#L2413 assume !(0 != timeShift_~tmp___9~2#1); 218342#L2504 assume !(1 == ~doorState~0); 218343#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 216935#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 216936#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 217777#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 217850#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 218332#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 217151#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 217152#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 218463#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 216091#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 216319#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 218199#L2232-2 assume !(1 == ~currentHeading~0); 217038#L2242-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 216126#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 216127#L2248-5 assume { :end_inline_continueInDirection } true; 218100#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 221625#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 221624#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 221623#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 221620#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 221613#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 221604#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 221603#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 221601#L198-2 [2021-12-06 19:01:51,320 INFO L793 eck$LassoCheckResult]: Loop: 221601#L198-2 assume !false; 221600#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 221599#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 221598#L1499 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; 221597#L206 assume 1 != cleanup_~tmp___0~0#1; 221596#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 221595#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 221594#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 221424#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 221425#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 223212#L805-22 assume !(0 == isFloorCalling_~floorID#1); 223208#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 223207#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 223198#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 223190#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 223189#L1837 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; 223188#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 223187#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 218516#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 218515#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 218514#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 218513#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 218511#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 218510#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 218508#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 218358#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 218359#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 218362#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 218412#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 217448#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 217863#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 226701#L2287-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 226700#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 218003#L1856-3 assume !(1 == stopRequestedInDirection_~dir#1); 218004#L2025-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 217254#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 216598#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 216599#L2232-5 assume !(1 == ~currentHeading~0); 217904#L2242-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 217341#L2242-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 222094#L2248-11 assume { :end_inline_continueInDirection } true; 222089#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 222088#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 222086#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 222084#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 222083#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 222080#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 222071#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 221602#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 221601#L198-2 [2021-12-06 19:01:51,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:51,320 INFO L85 PathProgramCache]: Analyzing trace with hash 2009615150, now seen corresponding path program 1 times [2021-12-06 19:01:51,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:51,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743528084] [2021-12-06 19:01:51,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:51,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:51,340 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:51,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743528084] [2021-12-06 19:01:51,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743528084] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:51,340 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:51,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:51,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552580346] [2021-12-06 19:01:51,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:51,341 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:51,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:51,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1396249469, now seen corresponding path program 1 times [2021-12-06 19:01:51,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:51,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5174028] [2021-12-06 19:01:51,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:51,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:51,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:51,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5174028] [2021-12-06 19:01:51,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5174028] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:51,361 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:51,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:01:51,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815766133] [2021-12-06 19:01:51,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:51,362 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:51,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:51,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:01:51,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:01:51,363 INFO L87 Difference]: Start difference. First operand 11391 states and 21038 transitions. cyclomatic complexity: 9648 Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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) [2021-12-06 19:01:51,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:51,527 INFO L93 Difference]: Finished difference Result 34119 states and 62953 transitions. [2021-12-06 19:01:51,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:01:51,527 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34119 states and 62953 transitions. [2021-12-06 19:01:51,652 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 30867 [2021-12-06 19:01:51,754 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34119 states to 34119 states and 62953 transitions. [2021-12-06 19:01:51,755 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34119 [2021-12-06 19:01:51,780 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34119 [2021-12-06 19:01:51,781 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34119 states and 62953 transitions. [2021-12-06 19:01:51,802 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:51,802 INFO L681 BuchiCegarLoop]: Abstraction has 34119 states and 62953 transitions. [2021-12-06 19:01:51,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34119 states and 62953 transitions. [2021-12-06 19:01:52,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34119 to 11403. [2021-12-06 19:01:52,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11403 states, 11403 states have (on average 1.8460054371656582) internal successors, (21050), 11402 states have internal predecessors, (21050), 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) [2021-12-06 19:01:52,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11403 states to 11403 states and 21050 transitions. [2021-12-06 19:01:52,057 INFO L704 BuchiCegarLoop]: Abstraction has 11403 states and 21050 transitions. [2021-12-06 19:01:52,057 INFO L587 BuchiCegarLoop]: Abstraction has 11403 states and 21050 transitions. [2021-12-06 19:01:52,057 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-06 19:01:52,057 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11403 states and 21050 transitions. [2021-12-06 19:01:52,079 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8318 [2021-12-06 19:01:52,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:52,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:52,080 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] [2021-12-06 19:01:52,080 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] [2021-12-06 19:01:52,081 INFO L791 eck$LassoCheckResult]: Stem: 262648#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 262649#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 262605#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 262371#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 262372#L1414 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; 263603#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 263794#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 263795#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 263502#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 262619#L483 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; 262620#L1076 assume 0 == initPersonOnFloor_~floor#1; 262944#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 261927#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 261928#L868 assume !(0 == callOnFloor_~floorID#1); 263948#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 262087#L880-2 assume { :end_inline_callOnFloor } true; 264027#L1220 assume { :end_inline_initPersonOnFloor } true; 264026#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 264025#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 264024#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 264023#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 263176#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 261665#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 261666#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 262716#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 264022#L2413 assume !(0 != timeShift_~tmp___9~2#1); 263858#L2504 assume !(1 == ~doorState~0); 263859#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 262467#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 262468#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 263303#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 263379#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 263847#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 263848#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 264020#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 264008#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 261612#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 261839#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 263718#L2232-2 assume !(1 == ~currentHeading~0); 262575#L2242-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 261647#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 261648#L2248-5 assume { :end_inline_continueInDirection } true; 263555#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 263556#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 262204#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 262205#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 263999#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 264000#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 269481#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 269478#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 269477#L198-2 [2021-12-06 19:01:52,081 INFO L793 eck$LassoCheckResult]: Loop: 269477#L198-2 assume !false; 269476#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 269475#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 269474#L1499 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; 269473#L206 assume 1 != cleanup_~tmp___0~0#1; 269472#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 269471#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 269470#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 269468#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 269465#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 269466#L805-22 assume !(0 == isFloorCalling_~floorID#1); 269511#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 264151#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 264152#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 264126#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 264127#L1837 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; 264122#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 264123#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 264120#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 264119#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 264118#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 264117#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 264116#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 264115#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 264114#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 264113#L2504-3 assume 1 == ~doorState~0;~doorState~0 := 0; 264102#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 264082#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 264070#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 264056#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 264034#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 264032#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 264031#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 264030#L1856-3 assume !(1 == stopRequestedInDirection_~dir#1); 263924#L2025-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 263717#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 269544#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 269541#L2232-5 assume !(1 == ~currentHeading~0); 269538#L2242-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 269537#L2242-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 269536#L2248-11 assume { :end_inline_continueInDirection } true; 269520#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 269518#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 269517#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 269516#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 269515#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 269490#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 269480#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 269479#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 269477#L198-2 [2021-12-06 19:01:52,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:52,081 INFO L85 PathProgramCache]: Analyzing trace with hash 2009615150, now seen corresponding path program 2 times [2021-12-06 19:01:52,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:52,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13151638] [2021-12-06 19:01:52,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:52,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:52,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:52,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:52,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13151638] [2021-12-06 19:01:52,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13151638] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:52,101 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:52,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:52,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846011115] [2021-12-06 19:01:52,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:52,102 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:52,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:52,102 INFO L85 PathProgramCache]: Analyzing trace with hash 904573121, now seen corresponding path program 1 times [2021-12-06 19:01:52,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:52,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393288629] [2021-12-06 19:01:52,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:52,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:52,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:52,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393288629] [2021-12-06 19:01:52,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393288629] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:52,125 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:52,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:01:52,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279114152] [2021-12-06 19:01:52,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:52,125 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:52,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:52,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:01:52,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:01:52,126 INFO L87 Difference]: Start difference. First operand 11403 states and 21050 transitions. cyclomatic complexity: 9648 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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) [2021-12-06 19:01:52,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:52,394 INFO L93 Difference]: Finished difference Result 40139 states and 73482 transitions. [2021-12-06 19:01:52,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:01:52,395 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40139 states and 73482 transitions. [2021-12-06 19:01:52,535 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 36775 [2021-12-06 19:01:52,648 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40139 states to 40139 states and 73482 transitions. [2021-12-06 19:01:52,648 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40139 [2021-12-06 19:01:52,675 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40139 [2021-12-06 19:01:52,675 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40139 states and 73482 transitions. [2021-12-06 19:01:52,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:52,695 INFO L681 BuchiCegarLoop]: Abstraction has 40139 states and 73482 transitions. [2021-12-06 19:01:52,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40139 states and 73482 transitions. [2021-12-06 19:01:52,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40139 to 12999. [2021-12-06 19:01:52,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12999 states, 12999 states have (on average 1.8267559043003307) internal successors, (23746), 12998 states have internal predecessors, (23746), 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) [2021-12-06 19:01:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12999 states to 12999 states and 23746 transitions. [2021-12-06 19:01:53,002 INFO L704 BuchiCegarLoop]: Abstraction has 12999 states and 23746 transitions. [2021-12-06 19:01:53,002 INFO L587 BuchiCegarLoop]: Abstraction has 12999 states and 23746 transitions. [2021-12-06 19:01:53,002 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-06 19:01:53,002 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12999 states and 23746 transitions. [2021-12-06 19:01:53,025 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9751 [2021-12-06 19:01:53,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:53,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:53,026 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] [2021-12-06 19:01:53,026 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] [2021-12-06 19:01:53,026 INFO L791 eck$LassoCheckResult]: Stem: 314212#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 314213#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 314167#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 313933#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 313934#L1414 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; 315195#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 315401#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 315402#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 315095#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 314183#L483 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; 314184#L1076 assume 0 == initPersonOnFloor_~floor#1; 314509#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 313482#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 313483#L868 assume !(0 == callOnFloor_~floorID#1); 315578#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 313642#L880-2 assume { :end_inline_callOnFloor } true; 315561#L1220 assume { :end_inline_initPersonOnFloor } true; 315662#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 315661#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 315660#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 315659#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 314751#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 313226#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 313227#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 314277#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 315658#L2413 assume !(0 != timeShift_~tmp___9~2#1); 315478#L2504 assume !(1 == ~doorState~0); 315480#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 314030#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 314031#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 314882#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 315562#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 315563#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 315665#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 315666#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 315644#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 313173#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 313399#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 315324#L2232-2 assume !(1 == ~currentHeading~0); 314136#L2242-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 314137#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 315486#L2248-5 assume { :end_inline_continueInDirection } true; 315217#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 315806#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 315807#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 315801#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 315802#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 315670#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 314159#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 314298#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 315784#L198-2 [2021-12-06 19:01:53,026 INFO L793 eck$LassoCheckResult]: Loop: 315784#L198-2 assume !false; 315781#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 315779#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 315775#L1499 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; 315776#L206 assume 1 != cleanup_~tmp___0~0#1; 318361#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 318360#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 318358#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 318356#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 318354#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 318316#L805-22 assume !(0 == isFloorCalling_~floorID#1); 318201#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 318196#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 318170#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 318161#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 318159#L1837 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; 318157#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 318146#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 318144#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 318143#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 317926#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 317925#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 317923#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 317922#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 317920#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 317918#L2504-3 assume !(1 == ~doorState~0); 317913#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 317910#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 317911#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 317771#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 318084#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 317759#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 318081#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 318079#L1856-3 assume !(1 == stopRequestedInDirection_~dir#1); 317825#L2025-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 317768#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 317762#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 317753#L2232-5 assume !(1 == ~currentHeading~0); 317744#L2242-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 317737#L2242-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 317734#L2248-11 assume { :end_inline_continueInDirection } true; 317716#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 317717#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 317713#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 317711#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 317712#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 317706#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 317696#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 315787#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 315784#L198-2 [2021-12-06 19:01:53,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:53,026 INFO L85 PathProgramCache]: Analyzing trace with hash 2009615150, now seen corresponding path program 3 times [2021-12-06 19:01:53,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:53,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170415383] [2021-12-06 19:01:53,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:53,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:53,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:53,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:53,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170415383] [2021-12-06 19:01:53,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170415383] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:53,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:53,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:53,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836324397] [2021-12-06 19:01:53,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:53,047 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:53,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:53,048 INFO L85 PathProgramCache]: Analyzing trace with hash 770559615, now seen corresponding path program 1 times [2021-12-06 19:01:53,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:53,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715173287] [2021-12-06 19:01:53,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:53,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:53,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:53,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:53,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715173287] [2021-12-06 19:01:53,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715173287] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:53,104 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:53,104 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:01:53,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646750841] [2021-12-06 19:01:53,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:53,105 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:53,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:53,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:01:53,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:01:53,106 INFO L87 Difference]: Start difference. First operand 12999 states and 23746 transitions. cyclomatic complexity: 10748 Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-12-06 19:01:54,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:54,495 INFO L93 Difference]: Finished difference Result 34582 states and 62446 transitions. [2021-12-06 19:01:54,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 19:01:54,495 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34582 states and 62446 transitions. [2021-12-06 19:01:54,689 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 31256 [2021-12-06 19:01:54,783 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34582 states to 34582 states and 62446 transitions. [2021-12-06 19:01:54,783 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34582 [2021-12-06 19:01:54,803 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34582 [2021-12-06 19:01:54,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34582 states and 62446 transitions. [2021-12-06 19:01:54,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:54,823 INFO L681 BuchiCegarLoop]: Abstraction has 34582 states and 62446 transitions. [2021-12-06 19:01:54,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34582 states and 62446 transitions. [2021-12-06 19:01:55,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34582 to 17883. [2021-12-06 19:01:55,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17883 states, 17883 states have (on average 1.819381535536543) internal successors, (32536), 17882 states have internal predecessors, (32536), 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) [2021-12-06 19:01:55,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17883 states to 17883 states and 32536 transitions. [2021-12-06 19:01:55,081 INFO L704 BuchiCegarLoop]: Abstraction has 17883 states and 32536 transitions. [2021-12-06 19:01:55,081 INFO L587 BuchiCegarLoop]: Abstraction has 17883 states and 32536 transitions. [2021-12-06 19:01:55,081 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-06 19:01:55,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17883 states and 32536 transitions. [2021-12-06 19:01:55,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14587 [2021-12-06 19:01:55,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:55,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:55,132 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] [2021-12-06 19:01:55,132 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] [2021-12-06 19:01:55,133 INFO L791 eck$LassoCheckResult]: Stem: 361823#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 361824#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 361779#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 361544#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 361545#L1414 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; 362807#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 363023#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 363024#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 362704#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 361793#L483 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; 361794#L1076 assume 0 == initPersonOnFloor_~floor#1; 362130#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 361102#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 361103#L868 assume !(0 == callOnFloor_~floorID#1); 363196#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 361260#L880-2 assume { :end_inline_callOnFloor } true; 363179#L1220 assume { :end_inline_initPersonOnFloor } true; 363295#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 363294#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 363293#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 363292#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 362368#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 360843#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 360844#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 361890#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 363290#L2413 assume !(0 != timeShift_~tmp___9~2#1); 363100#L2504 assume !(1 == ~doorState~0); 363102#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 365264#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 365265#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 363019#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 365291#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 363297#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 365290#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 365289#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 365232#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 365228#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 365226#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 365227#L2232-2 assume !(1 == ~currentHeading~0); 361746#L2242-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 361747#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 363107#L2248-5 assume { :end_inline_continueInDirection } true; 362832#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 363357#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 363354#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 363355#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 363342#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 363343#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 365963#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 365961#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 365962#L198-2 [2021-12-06 19:01:55,133 INFO L793 eck$LassoCheckResult]: Loop: 365962#L198-2 assume !false; 372490#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 372489#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 372488#L1499 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; 372487#L206 assume 1 != cleanup_~tmp___0~0#1; 372486#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 372485#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 372484#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 372482#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 372480#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 372479#L805-22 assume !(0 == isFloorCalling_~floorID#1); 372475#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 365926#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 365927#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 365905#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 365906#L1837 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; 365901#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 365902#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 372433#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 372425#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 372427#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 372430#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 372431#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 378049#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 378048#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 378046#L2504-3 assume !(1 == ~doorState~0); 378047#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 363182#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 363183#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 378399#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 378391#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 378389#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 378388#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 378362#L1856-3 assume !(1 == stopRequestedInDirection_~dir#1); 378345#L2025-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 378340#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 378338#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 378339#L2232-5 assume !(1 == ~currentHeading~0); 378656#L2242-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 362058#L2242-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 365338#L2248-11 assume { :end_inline_continueInDirection } true; 365329#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 365330#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 365324#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 365325#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 365319#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 365320#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 372492#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 372491#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 365962#L198-2 [2021-12-06 19:01:55,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:55,134 INFO L85 PathProgramCache]: Analyzing trace with hash 2009615150, now seen corresponding path program 4 times [2021-12-06 19:01:55,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:55,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941492322] [2021-12-06 19:01:55,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:55,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:55,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:55,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:55,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941492322] [2021-12-06 19:01:55,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941492322] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:55,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:55,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:55,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544580952] [2021-12-06 19:01:55,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:55,166 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:55,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:55,167 INFO L85 PathProgramCache]: Analyzing trace with hash 377532605, now seen corresponding path program 1 times [2021-12-06 19:01:55,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:55,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716209259] [2021-12-06 19:01:55,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:55,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:55,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:55,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:55,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716209259] [2021-12-06 19:01:55,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716209259] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:55,184 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:55,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:55,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146165261] [2021-12-06 19:01:55,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:55,184 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:55,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:55,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:01:55,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:01:55,185 INFO L87 Difference]: Start difference. First operand 17883 states and 32536 transitions. cyclomatic complexity: 14654 Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2021-12-06 19:01:55,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:55,358 INFO L93 Difference]: Finished difference Result 28484 states and 51697 transitions. [2021-12-06 19:01:55,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:01:55,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28484 states and 51697 transitions. [2021-12-06 19:01:55,488 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25186 [2021-12-06 19:01:55,581 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28484 states to 28484 states and 51697 transitions. [2021-12-06 19:01:55,581 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28484 [2021-12-06 19:01:55,602 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28484 [2021-12-06 19:01:55,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28484 states and 51697 transitions. [2021-12-06 19:01:55,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:55,620 INFO L681 BuchiCegarLoop]: Abstraction has 28484 states and 51697 transitions. [2021-12-06 19:01:55,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28484 states and 51697 transitions. [2021-12-06 19:01:55,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28484 to 28444. [2021-12-06 19:01:55,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28444 states, 28444 states have (on average 1.8154619603431303) internal successors, (51639), 28443 states have internal predecessors, (51639), 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) [2021-12-06 19:01:55,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28444 states to 28444 states and 51639 transitions. [2021-12-06 19:01:55,942 INFO L704 BuchiCegarLoop]: Abstraction has 28444 states and 51639 transitions. [2021-12-06 19:01:55,942 INFO L587 BuchiCegarLoop]: Abstraction has 28444 states and 51639 transitions. [2021-12-06 19:01:55,942 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-06 19:01:55,942 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28444 states and 51639 transitions. [2021-12-06 19:01:56,025 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25146 [2021-12-06 19:01:56,026 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:56,026 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:56,027 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] [2021-12-06 19:01:56,028 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] [2021-12-06 19:01:56,028 INFO L791 eck$LassoCheckResult]: Stem: 408206#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 408207#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 408159#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 407923#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 407924#L1414 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; 409189#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 409397#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 409398#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 409089#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 408175#L483 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; 408176#L1076 assume 0 == initPersonOnFloor_~floor#1; 408514#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 407475#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 407476#L868 assume !(0 == callOnFloor_~floorID#1); 409575#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 407636#L880-2 assume { :end_inline_callOnFloor } true; 409653#L1220 assume { :end_inline_initPersonOnFloor } true; 409652#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 409651#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 409650#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 409649#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 408755#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 407216#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 407217#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 408272#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 409648#L2413 assume !(0 != timeShift_~tmp___9~2#1); 409476#L2504 assume !(1 == ~doorState~0); 409478#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 408021#L1856 assume !(1 == stopRequestedInDirection_~dir#1); 408022#L2025 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 408886#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 408960#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 409462#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 408242#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 408243#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 409654#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 407389#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 407390#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 409523#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 409524#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 409615#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 409616#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 409671#L2248-5 assume { :end_inline_continueInDirection } true; 409669#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 412932#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 412931#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 412930#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 412929#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 412926#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 412917#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 412812#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 412811#L198-2 [2021-12-06 19:01:56,028 INFO L793 eck$LassoCheckResult]: Loop: 412811#L198-2 assume !false; 412810#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 412809#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 412804#L1499 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; 412802#L206 assume 1 != cleanup_~tmp___0~0#1; 412801#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 412800#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 412799#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 412797#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 412795#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 412794#L805-22 assume !(0 == isFloorCalling_~floorID#1); 412758#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 412754#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 412710#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 412702#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 412701#L1837 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; 412699#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 412697#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 412693#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 412692#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 412690#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 412689#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 412685#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 412684#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 412681#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 412679#L2504-3 assume !(1 == ~doorState~0); 412678#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 412676#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 412677#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 412597#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 412724#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 412592#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 412721#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 412715#L1856-3 assume !(1 == stopRequestedInDirection_~dir#1); 412636#L2025-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 412612#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 412595#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 412593#L2232-5 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 411755#L1379-9 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 411721#L2236-15 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 411660#L2242-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 411662#L2248-11 assume { :end_inline_continueInDirection } true; 412952#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 412951#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 412950#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 412834#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 412832#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 412826#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 412815#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 412813#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 412811#L198-2 [2021-12-06 19:01:56,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:56,029 INFO L85 PathProgramCache]: Analyzing trace with hash 337510327, now seen corresponding path program 1 times [2021-12-06 19:01:56,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:56,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256072552] [2021-12-06 19:01:56,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:56,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:56,053 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:56,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256072552] [2021-12-06 19:01:56,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256072552] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:56,054 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:56,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:56,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567152239] [2021-12-06 19:01:56,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:56,054 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:56,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:56,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1282564584, now seen corresponding path program 1 times [2021-12-06 19:01:56,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:56,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103681850] [2021-12-06 19:01:56,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:56,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:56,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:56,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103681850] [2021-12-06 19:01:56,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103681850] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:56,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:56,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:01:56,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910896404] [2021-12-06 19:01:56,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:56,078 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:56,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:56,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:01:56,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:01:56,079 INFO L87 Difference]: Start difference. First operand 28444 states and 51639 transitions. cyclomatic complexity: 23196 Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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) [2021-12-06 19:01:56,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:56,342 INFO L93 Difference]: Finished difference Result 47954 states and 87253 transitions. [2021-12-06 19:01:56,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:01:56,343 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47954 states and 87253 transitions. [2021-12-06 19:01:56,513 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 44460 [2021-12-06 19:01:56,657 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47954 states to 47928 states and 87225 transitions. [2021-12-06 19:01:56,658 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47928 [2021-12-06 19:01:56,686 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47928 [2021-12-06 19:01:56,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47928 states and 87225 transitions. [2021-12-06 19:01:56,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:01:56,709 INFO L681 BuchiCegarLoop]: Abstraction has 47928 states and 87225 transitions. [2021-12-06 19:01:56,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47928 states and 87225 transitions. [2021-12-06 19:01:56,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47928 to 29228. [2021-12-06 19:01:56,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29228 states, 29228 states have (on average 1.8083686875598741) internal successors, (52855), 29227 states have internal predecessors, (52855), 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) [2021-12-06 19:01:57,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29228 states to 29228 states and 52855 transitions. [2021-12-06 19:01:57,039 INFO L704 BuchiCegarLoop]: Abstraction has 29228 states and 52855 transitions. [2021-12-06 19:01:57,039 INFO L587 BuchiCegarLoop]: Abstraction has 29228 states and 52855 transitions. [2021-12-06 19:01:57,040 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-06 19:01:57,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29228 states and 52855 transitions. [2021-12-06 19:01:57,110 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25806 [2021-12-06 19:01:57,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:01:57,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:01:57,112 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] [2021-12-06 19:01:57,112 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] [2021-12-06 19:01:57,112 INFO L791 eck$LassoCheckResult]: Stem: 484602#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 484603#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 484560#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 484325#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 484326#L1414 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; 485592#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 485810#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 485811#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 485490#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 484573#L483 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; 484574#L1076 assume 0 == initPersonOnFloor_~floor#1; 484911#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 483884#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 483885#L868 assume !(0 == callOnFloor_~floorID#1); 485977#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 484042#L880-2 assume { :end_inline_callOnFloor } true; 486063#L1220 assume { :end_inline_initPersonOnFloor } true; 486062#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 486061#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 486060#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 486059#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 485154#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 483625#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 483626#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 484667#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 486057#L2413 assume !(0 != timeShift_~tmp___9~2#1); 485882#L2504 assume !(1 == ~doorState~0); 485884#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 486297#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 486296#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 486295#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 485927#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 486120#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 486116#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 486114#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 486109#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 486110#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 486071#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 486072#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 485924#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 485925#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 486022#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 486023#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 486172#L2248-5 assume { :end_inline_continueInDirection } true; 486170#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 497528#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 497527#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 497526#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 497523#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 497516#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 497507#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 497506#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 497504#L198-2 [2021-12-06 19:01:57,112 INFO L793 eck$LassoCheckResult]: Loop: 497504#L198-2 assume !false; 497503#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 497502#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 497501#L1499 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; 497500#L206 assume 1 != cleanup_~tmp___0~0#1; 497499#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 497498#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 497497#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 497491#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 497488#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 497487#L805-22 assume !(0 == isFloorCalling_~floorID#1); 497479#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 497477#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 497468#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 497460#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 497458#L1837 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; 497457#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 497456#L805-26 assume !(0 == isFloorCalling_~floorID#1); 497412#L809-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 497395#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 497297#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 488139#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 486928#L1673-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 486923#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 486918#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 486916#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 486913#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 486906#L2504-3 assume !(1 == ~doorState~0); 486907#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 493944#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 493943#L2025-2 assume !(0 == ~currentFloorID~0); 493941#L2031-2 assume ~currentFloorID~0 > 0; 493942#L2032-2 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 494165#L805-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 494160#L832-32 stopRequestedInDirection_#t~ret38#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret38#1;havoc stopRequestedInDirection_#t~ret38#1; 494142#L2036-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 494141#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 494138#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 494139#L2232-3 assume !(1 == ~currentHeading~0); 497802#L2242-9 assume !(0 == ~currentFloorID~0); 493193#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 497582#L2248-7 assume { :end_inline_continueInDirection } true; 497576#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 497575#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 497574#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 497563#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 497560#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 497542#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 497530#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 497505#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 497504#L198-2 [2021-12-06 19:01:57,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:57,113 INFO L85 PathProgramCache]: Analyzing trace with hash 162603324, now seen corresponding path program 1 times [2021-12-06 19:01:57,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:57,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061120131] [2021-12-06 19:01:57,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:57,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:57,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:57,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061120131] [2021-12-06 19:01:57,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061120131] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:57,134 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:57,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:01:57,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112180406] [2021-12-06 19:01:57,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:57,135 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:01:57,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:01:57,135 INFO L85 PathProgramCache]: Analyzing trace with hash 507420184, now seen corresponding path program 1 times [2021-12-06 19:01:57,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:01:57,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86490507] [2021-12-06 19:01:57,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:01:57,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:01:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:01:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:01:57,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:01:57,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86490507] [2021-12-06 19:01:57,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86490507] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:01:57,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:01:57,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:01:57,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948870981] [2021-12-06 19:01:57,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:01:57,164 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:01:57,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:01:57,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:01:57,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:01:57,164 INFO L87 Difference]: Start difference. First operand 29228 states and 52855 transitions. cyclomatic complexity: 23628 Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 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) [2021-12-06 19:01:58,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:01:58,894 INFO L93 Difference]: Finished difference Result 190295 states and 347482 transitions. [2021-12-06 19:01:58,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-06 19:01:58,895 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 190295 states and 347482 transitions. [2021-12-06 19:01:59,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 181421 [2021-12-06 19:02:00,012 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 190295 states to 190295 states and 347482 transitions. [2021-12-06 19:02:00,012 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 190295 [2021-12-06 19:02:00,117 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 190295 [2021-12-06 19:02:00,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 190295 states and 347482 transitions. [2021-12-06 19:02:00,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:00,198 INFO L681 BuchiCegarLoop]: Abstraction has 190295 states and 347482 transitions. [2021-12-06 19:02:00,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190295 states and 347482 transitions. [2021-12-06 19:02:01,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190295 to 57034. [2021-12-06 19:02:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57034 states, 57034 states have (on average 1.805800049093523) internal successors, (102992), 57033 states have internal predecessors, (102992), 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) [2021-12-06 19:02:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57034 states to 57034 states and 102992 transitions. [2021-12-06 19:02:01,169 INFO L704 BuchiCegarLoop]: Abstraction has 57034 states and 102992 transitions. [2021-12-06 19:02:01,169 INFO L587 BuchiCegarLoop]: Abstraction has 57034 states and 102992 transitions. [2021-12-06 19:02:01,169 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-06 19:02:01,169 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57034 states and 102992 transitions. [2021-12-06 19:02:01,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 51676 [2021-12-06 19:02:01,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:01,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:01,332 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] [2021-12-06 19:02:01,332 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] [2021-12-06 19:02:01,333 INFO L791 eck$LassoCheckResult]: Stem: 704167#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 704168#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 704125#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 703890#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 703891#L1414 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; 705165#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 705381#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 705382#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 705061#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 704138#L483 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; 704139#L1076 assume 0 == initPersonOnFloor_~floor#1; 704470#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 703453#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 703454#L868 assume !(0 == callOnFloor_~floorID#1); 705559#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 705542#L880-2 assume { :end_inline_callOnFloor } true; 705543#L1220 assume { :end_inline_initPersonOnFloor } true; 703966#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 703967#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 705657#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 705658#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 704713#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 704714#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 704231#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 704233#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 705650#L2413 assume !(0 != timeShift_~tmp___9~2#1); 705652#L2504 assume !(1 == ~doorState~0); 705893#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 705894#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 705888#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 705889#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 705503#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 709734#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 709681#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 709731#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 709730#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 709690#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 705670#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 705671#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 705501#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 705502#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 705608#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 705609#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 705777#L2248-5 assume { :end_inline_continueInDirection } true; 705775#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 713751#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 713750#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 713749#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 713746#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 713739#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 713730#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 713728#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 713727#L198-2 [2021-12-06 19:02:01,333 INFO L793 eck$LassoCheckResult]: Loop: 713727#L198-2 assume !false; 713725#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 713709#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 713707#L1499 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; 713706#L206 assume 1 != cleanup_~tmp___0~0#1; 713579#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 713578#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 713577#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 713575#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 713573#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 713572#L805-22 assume !(0 == isFloorCalling_~floorID#1); 713568#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 713566#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 713559#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 709582#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 713551#L1837 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; 713120#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 713121#L805-26 assume !(0 == isFloorCalling_~floorID#1); 712823#L809-26 assume !(1 == isFloorCalling_~floorID#1); 712817#L813-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 712815#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 712813#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 712811#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 712806#L1673-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 712801#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 712798#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 712796#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 712793#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 712790#L2504-3 assume !(1 == ~doorState~0); 712791#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 714221#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 714220#L2025-2 assume !(0 == ~currentFloorID~0); 714218#L2031-2 assume ~currentFloorID~0 > 0; 714217#L2032-2 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 714216#L805-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 714215#L832-32 stopRequestedInDirection_#t~ret38#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret38#1;havoc stopRequestedInDirection_#t~ret38#1; 714197#L2036-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 714187#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 714175#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 714167#L2232-3 assume !(1 == ~currentHeading~0); 714159#L2242-9 assume !(0 == ~currentFloorID~0); 713911#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 714149#L2248-7 assume { :end_inline_continueInDirection } true; 714142#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 714130#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 714128#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 714126#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 714122#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 714114#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 714100#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 713729#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 713727#L198-2 [2021-12-06 19:02:01,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:01,334 INFO L85 PathProgramCache]: Analyzing trace with hash 162603324, now seen corresponding path program 2 times [2021-12-06 19:02:01,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:01,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761315775] [2021-12-06 19:02:01,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:01,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:01,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:01,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:01,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761315775] [2021-12-06 19:02:01,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761315775] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:01,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:01,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:02:01,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103670238] [2021-12-06 19:02:01,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:01,357 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:01,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:01,357 INFO L85 PathProgramCache]: Analyzing trace with hash 2132394358, now seen corresponding path program 1 times [2021-12-06 19:02:01,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:01,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032558552] [2021-12-06 19:02:01,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:01,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:01,377 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:01,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032558552] [2021-12-06 19:02:01,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032558552] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:01,378 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:01,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:02:01,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294746390] [2021-12-06 19:02:01,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:01,378 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:01,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:01,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:02:01,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:02:01,379 INFO L87 Difference]: Start difference. First operand 57034 states and 102992 transitions. cyclomatic complexity: 45959 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 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) [2021-12-06 19:02:03,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:03,086 INFO L93 Difference]: Finished difference Result 162784 states and 295678 transitions. [2021-12-06 19:02:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:02:03,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 162784 states and 295678 transitions. [2021-12-06 19:02:03,752 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154210 [2021-12-06 19:02:04,224 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 162784 states to 162784 states and 295678 transitions. [2021-12-06 19:02:04,224 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 162784 [2021-12-06 19:02:04,327 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 162784 [2021-12-06 19:02:04,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 162784 states and 295678 transitions. [2021-12-06 19:02:04,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:04,415 INFO L681 BuchiCegarLoop]: Abstraction has 162784 states and 295678 transitions. [2021-12-06 19:02:04,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162784 states and 295678 transitions. [2021-12-06 19:02:05,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162784 to 77938. [2021-12-06 19:02:05,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77938 states, 77938 states have (on average 1.8205881598193436) internal successors, (141893), 77937 states have internal predecessors, (141893), 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) [2021-12-06 19:02:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77938 states to 77938 states and 141893 transitions. [2021-12-06 19:02:05,519 INFO L704 BuchiCegarLoop]: Abstraction has 77938 states and 141893 transitions. [2021-12-06 19:02:05,519 INFO L587 BuchiCegarLoop]: Abstraction has 77938 states and 141893 transitions. [2021-12-06 19:02:05,519 INFO L425 BuchiCegarLoop]: ======== Iteration 16============ [2021-12-06 19:02:05,519 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77938 states and 141893 transitions. [2021-12-06 19:02:05,716 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 72580 [2021-12-06 19:02:05,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:05,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:05,718 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] [2021-12-06 19:02:05,718 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] [2021-12-06 19:02:05,718 INFO L791 eck$LassoCheckResult]: Stem: 924008#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 924009#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 923966#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 923731#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 923732#L1414 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; 925011#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 925223#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 925224#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 924904#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 923979#L483 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; 923980#L1076 assume 0 == initPersonOnFloor_~floor#1; 924318#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 923289#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 923290#L868 assume !(0 == callOnFloor_~floorID#1); 925393#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 925381#L880-2 assume { :end_inline_callOnFloor } true; 925382#L1220 assume { :end_inline_initPersonOnFloor } true; 923809#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 923810#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 925489#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 925490#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 924555#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 924556#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 924070#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 924072#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 925482#L2413 assume !(0 != timeShift_~tmp___9~2#1); 925484#L2504 assume !(1 == ~doorState~0); 935258#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 925693#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 925694#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 925689#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 925600#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 925599#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 925596#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 925594#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 925580#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 925581#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 925507#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 925508#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 925342#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 925343#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 925442#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 925443#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 925629#L2248-5 assume { :end_inline_continueInDirection } true; 956881#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 956876#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 956875#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 956874#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 956865#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 956846#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 956836#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 956834#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 956833#L198-2 [2021-12-06 19:02:05,719 INFO L793 eck$LassoCheckResult]: Loop: 956833#L198-2 assume !false; 956832#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 956831#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 956830#L1499 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; 956829#L206 assume 1 != cleanup_~tmp___0~0#1; 956828#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 956827#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 956826#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 956824#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 956822#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 956821#L805-22 assume !(0 == isFloorCalling_~floorID#1); 956819#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 956820#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 956795#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 956785#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 956783#L1837 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; 956780#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 956775#L805-26 assume !(0 == isFloorCalling_~floorID#1); 956776#L809-26 assume !(1 == isFloorCalling_~floorID#1); 935658#L813-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 935656#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 935654#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 935652#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 935650#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 935644#L1677-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 935642#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 935639#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 935637#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 935634#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 935630#L2504-3 assume !(1 == ~doorState~0); 935631#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 957004#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 957003#L2025-2 assume !(0 == ~currentFloorID~0); 957001#L2031-2 assume ~currentFloorID~0 > 0; 957000#L2032-2 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 956983#L805-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 956978#L832-32 stopRequestedInDirection_#t~ret38#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret38#1;havoc stopRequestedInDirection_#t~ret38#1; 956960#L2036-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 956958#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 956956#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 956955#L2232-3 assume !(1 == ~currentHeading~0); 956954#L2242-9 assume !(0 == ~currentFloorID~0); 943795#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 956883#L2248-7 assume { :end_inline_continueInDirection } true; 956880#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 956879#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 956878#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 956877#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 956872#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 956857#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 956837#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 956835#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 956833#L198-2 [2021-12-06 19:02:05,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:05,719 INFO L85 PathProgramCache]: Analyzing trace with hash 162603324, now seen corresponding path program 3 times [2021-12-06 19:02:05,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:05,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343535459] [2021-12-06 19:02:05,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:05,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:05,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:05,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343535459] [2021-12-06 19:02:05,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343535459] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:05,741 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:05,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:02:05,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419695331] [2021-12-06 19:02:05,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:05,741 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:05,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:05,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1624838456, now seen corresponding path program 1 times [2021-12-06 19:02:05,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:05,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259119429] [2021-12-06 19:02:05,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:05,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:05,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:05,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:05,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259119429] [2021-12-06 19:02:05,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259119429] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:05,773 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:05,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:02:05,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146734828] [2021-12-06 19:02:05,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:05,773 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:05,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:05,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:02:05,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:02:05,774 INFO L87 Difference]: Start difference. First operand 77938 states and 141893 transitions. cyclomatic complexity: 63956 Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 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) [2021-12-06 19:02:06,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:06,659 INFO L93 Difference]: Finished difference Result 94056 states and 170423 transitions. [2021-12-06 19:02:06,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 19:02:06,660 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94056 states and 170423 transitions. [2021-12-06 19:02:06,991 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 85482 [2021-12-06 19:02:07,360 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94056 states to 94056 states and 170423 transitions. [2021-12-06 19:02:07,360 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 94056 [2021-12-06 19:02:07,410 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 94056 [2021-12-06 19:02:07,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 94056 states and 170423 transitions. [2021-12-06 19:02:07,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:07,450 INFO L681 BuchiCegarLoop]: Abstraction has 94056 states and 170423 transitions. [2021-12-06 19:02:07,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94056 states and 170423 transitions. [2021-12-06 19:02:07,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94056 to 44360. [2021-12-06 19:02:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44360 states, 44360 states have (on average 1.816433724075744) internal successors, (80577), 44359 states have internal predecessors, (80577), 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) [2021-12-06 19:02:07,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44360 states to 44360 states and 80577 transitions. [2021-12-06 19:02:07,992 INFO L704 BuchiCegarLoop]: Abstraction has 44360 states and 80577 transitions. [2021-12-06 19:02:07,992 INFO L587 BuchiCegarLoop]: Abstraction has 44360 states and 80577 transitions. [2021-12-06 19:02:07,992 INFO L425 BuchiCegarLoop]: ======== Iteration 17============ [2021-12-06 19:02:07,992 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44360 states and 80577 transitions. [2021-12-06 19:02:08,097 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 39002 [2021-12-06 19:02:08,097 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:08,097 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:08,099 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] [2021-12-06 19:02:08,099 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] [2021-12-06 19:02:08,099 INFO L791 eck$LassoCheckResult]: Stem: 1096026#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1096027#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1095983#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1095754#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 1095755#L1414 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; 1097017#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1097234#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1097235#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 1096908#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 1095996#L483 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; 1095997#L1076 assume 0 == initPersonOnFloor_~floor#1; 1096332#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1095318#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1095319#L868 assume !(0 == callOnFloor_~floorID#1); 1097390#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1097467#L880-2 assume { :end_inline_callOnFloor } true; 1110804#L1220 assume { :end_inline_initPersonOnFloor } true; 1110803#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1110802#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1110801#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1110800#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1110798#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1110796#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1110794#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1110788#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1110786#L2413 assume !(0 != timeShift_~tmp___9~2#1); 1097304#L2504 assume !(1 == ~doorState~0); 1097306#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1097310#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1095269#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 1095270#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1097346#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1097378#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1097379#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1097563#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1097561#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 1097562#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1097487#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 1097488#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1097344#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1097345#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 1097429#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 1097430#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1097590#L2248-5 assume { :end_inline_continueInDirection } true; 1097582#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1097583#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1097578#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1097579#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1097434#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1097435#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1095976#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1097465#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1097466#L198-2 [2021-12-06 19:02:08,100 INFO L793 eck$LassoCheckResult]: Loop: 1097466#L198-2 assume !false; 1138257#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1137959#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 1137942#L1499 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; 1137937#L206 assume 1 != cleanup_~tmp___0~0#1; 1135517#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1135516#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1135515#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 1135514#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 1135513#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1135512#L805-22 assume !(0 == isFloorCalling_~floorID#1); 1135511#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1135510#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 1135442#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 1135396#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 1135229#L1837 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; 1116629#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1116630#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1134917#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1136712#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1136711#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1136710#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1136709#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1136703#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1136700#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 1136699#L2504-3 assume !(1 == ~doorState~0); 1097326#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1097327#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 1137763#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1138481#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1138480#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1138478#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1138476#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1138475#L1856-3 assume !(1 == stopRequestedInDirection_~dir#1); 1138466#L2025-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1138423#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 1138424#L2521-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1138311#L2287-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1138310#L2292-3 timeShift_#t~ret68#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1138309#L2232-4 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1095750#L1379-8 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 1095751#L2236-12 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 1097336#L2242-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1138837#L2248-9 assume { :end_inline_continueInDirection } true; 1138836#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1138835#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1138834#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1138832#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1138833#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1138823#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1138814#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1138813#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1097466#L198-2 [2021-12-06 19:02:08,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:08,100 INFO L85 PathProgramCache]: Analyzing trace with hash 162603324, now seen corresponding path program 4 times [2021-12-06 19:02:08,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:08,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277128096] [2021-12-06 19:02:08,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:08,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:08,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:08,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:08,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277128096] [2021-12-06 19:02:08,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277128096] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:08,122 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:08,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:02:08,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41891493] [2021-12-06 19:02:08,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:08,123 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:08,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:08,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1197255605, now seen corresponding path program 1 times [2021-12-06 19:02:08,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:08,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373766966] [2021-12-06 19:02:08,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:08,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:08,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:08,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373766966] [2021-12-06 19:02:08,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373766966] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:08,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:08,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:08,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982078672] [2021-12-06 19:02:08,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:08,143 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:08,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:08,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:08,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:08,143 INFO L87 Difference]: Start difference. First operand 44360 states and 80577 transitions. cyclomatic complexity: 36219 Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 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) [2021-12-06 19:02:08,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:08,540 INFO L93 Difference]: Finished difference Result 76144 states and 138293 transitions. [2021-12-06 19:02:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:02:08,541 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76144 states and 138293 transitions. [2021-12-06 19:02:08,855 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 70326 [2021-12-06 19:02:09,077 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76144 states to 76088 states and 138133 transitions. [2021-12-06 19:02:09,077 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 76088 [2021-12-06 19:02:09,124 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 76088 [2021-12-06 19:02:09,125 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76088 states and 138133 transitions. [2021-12-06 19:02:09,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:09,167 INFO L681 BuchiCegarLoop]: Abstraction has 76088 states and 138133 transitions. [2021-12-06 19:02:09,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76088 states and 138133 transitions. [2021-12-06 19:02:09,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76088 to 44272. [2021-12-06 19:02:09,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44272 states, 44272 states have (on average 1.8124548247199133) internal successors, (80241), 44271 states have internal predecessors, (80241), 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) [2021-12-06 19:02:09,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44272 states to 44272 states and 80241 transitions. [2021-12-06 19:02:09,750 INFO L704 BuchiCegarLoop]: Abstraction has 44272 states and 80241 transitions. [2021-12-06 19:02:09,750 INFO L587 BuchiCegarLoop]: Abstraction has 44272 states and 80241 transitions. [2021-12-06 19:02:09,750 INFO L425 BuchiCegarLoop]: ======== Iteration 18============ [2021-12-06 19:02:09,750 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44272 states and 80241 transitions. [2021-12-06 19:02:09,877 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 38918 [2021-12-06 19:02:09,877 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:09,877 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:09,879 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] [2021-12-06 19:02:09,879 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] [2021-12-06 19:02:09,880 INFO L791 eck$LassoCheckResult]: Stem: 1216550#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1216551#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1216508#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1216276#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 1216277#L1414 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; 1217542#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1217748#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1217749#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 1217437#L458 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 1216521#L483 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; 1216522#L1076 assume 0 == initPersonOnFloor_~floor#1; 1216855#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1215837#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1215838#L868 assume !(0 == callOnFloor_~floorID#1); 1217904#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1217980#L880-2 assume { :end_inline_callOnFloor } true; 1219788#L1220 assume { :end_inline_initPersonOnFloor } true; 1219787#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1219786#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1219785#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1219784#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1219783#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1219782#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1219780#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1219779#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1219777#L2413 assume !(0 != timeShift_~tmp___9~2#1); 1219776#L2504 assume !(1 == ~doorState~0); 1217824#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1216368#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1215786#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 1215787#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1217227#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1217303#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1240093#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1240184#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1240182#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 1240183#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1218003#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 1218004#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1240094#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1240225#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 1240224#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 1240223#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1240091#L2248-5 assume { :end_inline_continueInDirection } true; 1240085#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1240081#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1240078#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1240076#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1240077#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1239778#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1239766#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1239760#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1239753#L198-2 [2021-12-06 19:02:09,880 INFO L793 eck$LassoCheckResult]: Loop: 1239753#L198-2 assume !false; 1239740#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1239734#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 1239730#L1499 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; 1239728#L206 assume 1 != cleanup_~tmp___0~0#1; 1239663#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1239661#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1239659#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 1239653#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 1239645#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1239642#L805-22 assume !(0 == isFloorCalling_~floorID#1); 1239639#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1239640#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 1230333#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 1230262#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 1220837#L1837 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; 1220757#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1220750#L805-26 assume !(0 == isFloorCalling_~floorID#1); 1220751#L809-26 assume !(1 == isFloorCalling_~floorID#1); 1219505#L813-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1219503#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1219501#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1219499#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1219497#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1219491#L1677-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1219489#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1219486#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1219484#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1219481#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 1219478#L2504-3 assume !(1 == ~doorState~0); 1219479#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1240323#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 1240321#L2025-2 assume !(0 == ~currentFloorID~0); 1240317#L2031-2 assume !(~currentFloorID~0 > 0); 1240315#L2046-2 assume !(~currentFloorID~0 > 0); 1240305#L2059-2 assume !(~currentFloorID~0 > 1); 1240306#L2075-2 assume ~currentFloorID~0 > 1; 1240273#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1240260#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1240249#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1240243#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1240239#L2232-3 assume !(1 == ~currentHeading~0); 1240235#L2242-9 assume !(0 == ~currentFloorID~0); 1219081#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1240230#L2248-7 assume { :end_inline_continueInDirection } true; 1240226#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1240086#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1240083#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1240082#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1240080#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1239789#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1239767#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1239761#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1239753#L198-2 [2021-12-06 19:02:09,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:09,880 INFO L85 PathProgramCache]: Analyzing trace with hash 162603324, now seen corresponding path program 5 times [2021-12-06 19:02:09,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:09,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185876449] [2021-12-06 19:02:09,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:09,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:09,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:09,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:09,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185876449] [2021-12-06 19:02:09,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185876449] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:09,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:09,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:02:09,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941028931] [2021-12-06 19:02:09,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:09,904 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:09,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:09,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1311272143, now seen corresponding path program 1 times [2021-12-06 19:02:09,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:09,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440223125] [2021-12-06 19:02:09,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:09,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:09,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:09,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:09,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440223125] [2021-12-06 19:02:09,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440223125] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:09,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:09,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:09,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718550809] [2021-12-06 19:02:09,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:09,931 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:09,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:09,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:02:09,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:02:09,932 INFO L87 Difference]: Start difference. First operand 44272 states and 80241 transitions. cyclomatic complexity: 35971 Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 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) [2021-12-06 19:02:10,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:10,143 INFO L93 Difference]: Finished difference Result 44272 states and 80235 transitions. [2021-12-06 19:02:10,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:02:10,144 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44272 states and 80235 transitions. [2021-12-06 19:02:10,301 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 38918 [2021-12-06 19:02:10,421 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44272 states to 44272 states and 80235 transitions. [2021-12-06 19:02:10,421 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44272 [2021-12-06 19:02:10,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44272 [2021-12-06 19:02:10,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44272 states and 80235 transitions. [2021-12-06 19:02:10,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:10,472 INFO L681 BuchiCegarLoop]: Abstraction has 44272 states and 80235 transitions. [2021-12-06 19:02:10,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44272 states and 80235 transitions. [2021-12-06 19:02:10,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44272 to 44272. [2021-12-06 19:02:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44272 states, 44272 states have (on average 1.812319298879653) internal successors, (80235), 44271 states have internal predecessors, (80235), 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) [2021-12-06 19:02:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44272 states to 44272 states and 80235 transitions. [2021-12-06 19:02:10,861 INFO L704 BuchiCegarLoop]: Abstraction has 44272 states and 80235 transitions. [2021-12-06 19:02:10,861 INFO L587 BuchiCegarLoop]: Abstraction has 44272 states and 80235 transitions. [2021-12-06 19:02:10,861 INFO L425 BuchiCegarLoop]: ======== Iteration 19============ [2021-12-06 19:02:10,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44272 states and 80235 transitions. [2021-12-06 19:02:10,966 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 38918 [2021-12-06 19:02:10,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:10,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:10,968 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] [2021-12-06 19:02:10,968 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] [2021-12-06 19:02:10,968 INFO L791 eck$LassoCheckResult]: Stem: 1305092#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1305093#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1305049#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1304818#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 1304819#L1414 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; 1306040#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1306237#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1306238#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 1305945#L458 assume !(0 == getOrigin_~person#1); 1305946#L462 assume !(1 == getOrigin_~person#1); 1306072#L466 assume !(2 == getOrigin_~person#1); 1305687#L470 assume !(3 == getOrigin_~person#1); 1305688#L474 assume !(4 == getOrigin_~person#1); 1305904#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 1305062#L483 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; 1305063#L1076 assume 0 == initPersonOnFloor_~floor#1; 1305390#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1304384#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1304385#L868 assume !(0 == callOnFloor_~floorID#1); 1306379#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1306433#L880-2 assume { :end_inline_callOnFloor } true; 1320436#L1220 assume { :end_inline_initPersonOnFloor } true; 1320435#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1320434#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1320433#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1320432#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1320431#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1320430#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1320428#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1320427#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1320425#L2413 assume !(0 != timeShift_~tmp___9~2#1); 1320423#L2504 assume !(1 == ~doorState~0); 1320424#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1326045#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1326044#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 1326042#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1325935#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1326094#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1325912#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1326092#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1326090#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 1325966#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1325926#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 1325915#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1325903#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1325891#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 1325888#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 1325882#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1325878#L2248-5 assume { :end_inline_continueInDirection } true; 1325874#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1325872#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1325869#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1325868#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1325861#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1325841#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1325831#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1325829#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1325828#L198-2 [2021-12-06 19:02:10,968 INFO L793 eck$LassoCheckResult]: Loop: 1325828#L198-2 assume !false; 1325827#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1325826#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 1325825#L1499 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; 1325824#L206 assume 1 != cleanup_~tmp___0~0#1; 1325823#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1324189#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1322193#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 1320918#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 1320916#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1320915#L805-22 assume !(0 == isFloorCalling_~floorID#1); 1320913#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1320914#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 1320555#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 1320546#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 1320544#L1837 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; 1320542#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1320540#L805-26 assume !(0 == isFloorCalling_~floorID#1); 1320541#L809-26 assume !(1 == isFloorCalling_~floorID#1); 1316884#L813-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1316527#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1316526#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1316525#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1316524#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1316304#L1677-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1316214#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1316212#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1316211#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1316209#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 1316199#L2504-3 assume !(1 == ~doorState~0); 1316190#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1316181#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 1316182#L2025-2 assume !(0 == ~currentFloorID~0); 1326361#L2031-2 assume !(~currentFloorID~0 > 0); 1326359#L2046-2 assume !(~currentFloorID~0 > 0); 1326358#L2059-2 assume !(~currentFloorID~0 > 1); 1316033#L2075-2 assume ~currentFloorID~0 > 1; 1316034#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1325986#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1325931#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1325920#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1325907#L2232-3 assume !(1 == ~currentHeading~0); 1325896#L2242-9 assume !(0 == ~currentFloorID~0); 1315013#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1325884#L2248-7 assume { :end_inline_continueInDirection } true; 1325879#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1325875#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1325873#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1325871#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1325867#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1325852#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1325832#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1325830#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1325828#L198-2 [2021-12-06 19:02:10,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:10,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 1 times [2021-12-06 19:02:10,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:10,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927672079] [2021-12-06 19:02:10,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:10,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:11,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:11,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927672079] [2021-12-06 19:02:11,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927672079] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:11,000 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:11,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:11,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643005990] [2021-12-06 19:02:11,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:11,001 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:11,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:11,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1311272143, now seen corresponding path program 2 times [2021-12-06 19:02:11,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:11,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008226979] [2021-12-06 19:02:11,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:11,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:11,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:11,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008226979] [2021-12-06 19:02:11,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008226979] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:11,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:11,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:11,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205731349] [2021-12-06 19:02:11,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:11,023 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:11,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:11,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:11,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:11,024 INFO L87 Difference]: Start difference. First operand 44272 states and 80235 transitions. cyclomatic complexity: 35965 Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 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) [2021-12-06 19:02:11,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:11,726 INFO L93 Difference]: Finished difference Result 61924 states and 110948 transitions. [2021-12-06 19:02:11,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:02:11,727 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 61924 states and 110948 transitions. [2021-12-06 19:02:11,945 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 56146 [2021-12-06 19:02:12,105 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 61924 states to 61876 states and 110892 transitions. [2021-12-06 19:02:12,105 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 61876 [2021-12-06 19:02:12,140 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 61876 [2021-12-06 19:02:12,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 61876 states and 110892 transitions. [2021-12-06 19:02:12,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:12,168 INFO L681 BuchiCegarLoop]: Abstraction has 61876 states and 110892 transitions. [2021-12-06 19:02:12,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61876 states and 110892 transitions. [2021-12-06 19:02:12,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61876 to 57284. [2021-12-06 19:02:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57284 states, 57284 states have (on average 1.805111374903987) internal successors, (103404), 57283 states have internal predecessors, (103404), 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) [2021-12-06 19:02:12,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57284 states to 57284 states and 103404 transitions. [2021-12-06 19:02:12,712 INFO L704 BuchiCegarLoop]: Abstraction has 57284 states and 103404 transitions. [2021-12-06 19:02:12,712 INFO L587 BuchiCegarLoop]: Abstraction has 57284 states and 103404 transitions. [2021-12-06 19:02:12,712 INFO L425 BuchiCegarLoop]: ======== Iteration 20============ [2021-12-06 19:02:12,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57284 states and 103404 transitions. [2021-12-06 19:02:12,863 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 51930 [2021-12-06 19:02:12,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:12,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:12,866 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] [2021-12-06 19:02:12,866 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] [2021-12-06 19:02:12,866 INFO L791 eck$LassoCheckResult]: Stem: 1411295#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1411296#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1411251#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1411024#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 1411025#L1414 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; 1412276#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1412493#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1412494#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 1412175#L458 assume !(0 == getOrigin_~person#1); 1412176#L462 assume !(1 == getOrigin_~person#1); 1412315#L466 assume !(2 == getOrigin_~person#1); 1411907#L470 assume !(3 == getOrigin_~person#1); 1411908#L474 assume !(4 == getOrigin_~person#1); 1412130#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 1411265#L483 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; 1411266#L1076 assume 0 == initPersonOnFloor_~floor#1; 1411601#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1410594#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1410595#L868 assume !(0 == callOnFloor_~floorID#1); 1412648#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1412726#L880-2 assume { :end_inline_callOnFloor } true; 1412751#L1220 assume { :end_inline_initPersonOnFloor } true; 1412747#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1412748#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1412743#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1412744#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1411843#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1411844#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1411362#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1411364#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1412736#L2413 assume !(0 != timeShift_~tmp___9~2#1); 1412738#L2504 assume !(1 == ~doorState~0); 1412568#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1411117#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1410544#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 1410545#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1411976#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1412050#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1412547#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1412548#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1412754#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 1412720#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1410283#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 1410508#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1412410#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1410638#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 1410639#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 1412692#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1437094#L2248-5 assume { :end_inline_continueInDirection } true; 1437093#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1437092#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1437091#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1437090#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1437087#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1437080#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1437071#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1437069#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1437070#L198-2 [2021-12-06 19:02:12,866 INFO L793 eck$LassoCheckResult]: Loop: 1437070#L198-2 assume !false; 1453547#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1453546#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 1453545#L1499 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; 1453544#L206 assume 1 != cleanup_~tmp___0~0#1; 1453543#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1453542#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1433566#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 1433567#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 1433559#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1433561#L805-22 assume !(0 == isFloorCalling_~floorID#1); 1453937#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1453936#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 1453928#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 1453916#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 1453915#L1837 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; 1453914#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1451656#L805-26 assume !(0 == isFloorCalling_~floorID#1); 1431950#L809-26 assume !(1 == isFloorCalling_~floorID#1); 1425749#L813-26 assume !(2 == isFloorCalling_~floorID#1); 1425745#L817-26 assume 3 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_3~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1425743#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1425741#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1425739#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1425737#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1425731#L1677-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1425729#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1425726#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1425724#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1425721#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 1425718#L2504-3 assume !(1 == ~doorState~0); 1425719#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1437308#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 1437307#L2025-2 assume !(0 == ~currentFloorID~0); 1437305#L2031-2 assume !(~currentFloorID~0 > 0); 1437303#L2046-2 assume !(~currentFloorID~0 > 0); 1437301#L2059-2 assume !(~currentFloorID~0 > 1); 1437299#L2075-2 assume ~currentFloorID~0 > 1; 1437300#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1437355#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1437210#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1437197#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1437179#L2232-3 assume !(1 == ~currentHeading~0); 1437156#L2242-9 assume !(0 == ~currentFloorID~0); 1420771#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1437126#L2248-7 assume { :end_inline_continueInDirection } true; 1437120#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1437118#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1437115#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1437111#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1437109#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1437110#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1453549#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1453548#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1437070#L198-2 [2021-12-06 19:02:12,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:12,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 2 times [2021-12-06 19:02:12,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:12,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806999865] [2021-12-06 19:02:12,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:12,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:12,899 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:12,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806999865] [2021-12-06 19:02:12,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806999865] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:12,899 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:12,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:12,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992794116] [2021-12-06 19:02:12,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:12,899 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:12,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:12,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1121978036, now seen corresponding path program 1 times [2021-12-06 19:02:12,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:12,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789674267] [2021-12-06 19:02:12,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:12,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:12,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:12,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:12,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789674267] [2021-12-06 19:02:12,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789674267] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:12,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:12,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:02:12,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032970693] [2021-12-06 19:02:12,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:12,917 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:12,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:12,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:02:12,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:02:12,918 INFO L87 Difference]: Start difference. First operand 57284 states and 103404 transitions. cyclomatic complexity: 46122 Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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) [2021-12-06 19:02:13,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:13,971 INFO L93 Difference]: Finished difference Result 135056 states and 242124 transitions. [2021-12-06 19:02:13,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:02:13,972 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135056 states and 242124 transitions. [2021-12-06 19:02:14,506 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 126478 [2021-12-06 19:02:14,894 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135056 states to 135056 states and 242124 transitions. [2021-12-06 19:02:14,895 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135056 [2021-12-06 19:02:14,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135056 [2021-12-06 19:02:14,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 135056 states and 242124 transitions. [2021-12-06 19:02:15,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:15,052 INFO L681 BuchiCegarLoop]: Abstraction has 135056 states and 242124 transitions. [2021-12-06 19:02:15,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135056 states and 242124 transitions. [2021-12-06 19:02:15,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135056 to 68088. [2021-12-06 19:02:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68088 states, 68088 states have (on average 1.8116555046410527) internal successors, (123352), 68087 states have internal predecessors, (123352), 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) [2021-12-06 19:02:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68088 states to 68088 states and 123352 transitions. [2021-12-06 19:02:16,088 INFO L704 BuchiCegarLoop]: Abstraction has 68088 states and 123352 transitions. [2021-12-06 19:02:16,088 INFO L587 BuchiCegarLoop]: Abstraction has 68088 states and 123352 transitions. [2021-12-06 19:02:16,088 INFO L425 BuchiCegarLoop]: ======== Iteration 21============ [2021-12-06 19:02:16,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68088 states and 123352 transitions. [2021-12-06 19:02:16,263 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62734 [2021-12-06 19:02:16,263 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:16,263 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:16,265 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] [2021-12-06 19:02:16,266 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] [2021-12-06 19:02:16,266 INFO L791 eck$LassoCheckResult]: Stem: 1603676#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1603677#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1603633#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1603398#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 1603399#L1414 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; 1604698#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1604921#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1604922#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 1604596#L458 assume !(0 == getOrigin_~person#1); 1604597#L462 assume !(1 == getOrigin_~person#1); 1604733#L466 assume !(2 == getOrigin_~person#1); 1604306#L470 assume !(3 == getOrigin_~person#1); 1604307#L474 assume !(4 == getOrigin_~person#1); 1604547#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 1603646#L483 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; 1603647#L1076 assume 0 == initPersonOnFloor_~floor#1; 1603993#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1602957#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1602958#L868 assume !(0 == callOnFloor_~floorID#1); 1605096#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1605080#L880-2 assume { :end_inline_callOnFloor } true; 1605081#L1220 assume { :end_inline_initPersonOnFloor } true; 1603477#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1603478#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1605207#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1605208#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1604233#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1604234#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1603744#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1603746#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1605199#L2413 assume !(0 != timeShift_~tmp___9~2#1); 1605201#L2504 assume !(1 == ~doorState~0); 1605005#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1605006#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1618969#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 1619004#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1604458#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1604459#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1604981#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1604982#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1605325#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 1619037#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1618911#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 1618977#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1618907#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1603004#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 1603005#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 1602681#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1602682#L2248-5 assume { :end_inline_continueInDirection } true; 1623440#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1623439#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1623438#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1623437#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1623434#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1623427#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1623418#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1623416#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1623417#L198-2 [2021-12-06 19:02:16,266 INFO L793 eck$LassoCheckResult]: Loop: 1623417#L198-2 assume !false; 1649769#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1649768#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 1649767#L1499 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; 1649766#L206 assume 1 != cleanup_~tmp___0~0#1; 1649765#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1649764#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1649763#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 1649762#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 1649761#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1623272#L805-22 assume !(0 == isFloorCalling_~floorID#1); 1623262#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1623260#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 1623261#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 1618776#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 1623159#L1837 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; 1623056#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1623057#L805-26 assume !(0 == isFloorCalling_~floorID#1); 1620700#L809-26 assume !(1 == isFloorCalling_~floorID#1); 1620701#L813-26 assume !(2 == isFloorCalling_~floorID#1); 1609940#L817-26 assume 3 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_3~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1609938#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1609936#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1609934#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1609932#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1609930#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 1609926#L1681-1 assume 3 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_3~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1609924#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1609921#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1609919#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1609916#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 1609913#L2504-3 assume !(1 == ~doorState~0); 1609914#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1622919#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 1622920#L2025-2 assume !(0 == ~currentFloorID~0); 1622915#L2031-2 assume !(~currentFloorID~0 > 0); 1622917#L2046-2 assume !(~currentFloorID~0 > 0); 1622909#L2059-2 assume !(~currentFloorID~0 > 1); 1622910#L2075-2 assume ~currentFloorID~0 > 1; 1630971#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1667702#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1667692#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1667690#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1630626#L2232-3 assume !(1 == ~currentHeading~0); 1623492#L2242-9 assume !(0 == ~currentFloorID~0); 1619274#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1623474#L2248-7 assume { :end_inline_continueInDirection } true; 1623473#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1623468#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1623469#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1649784#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1623458#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1623459#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1649771#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1649770#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1623417#L198-2 [2021-12-06 19:02:16,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:16,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 3 times [2021-12-06 19:02:16,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:16,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589986702] [2021-12-06 19:02:16,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:16,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:16,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:16,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589986702] [2021-12-06 19:02:16,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589986702] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:16,298 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:16,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:16,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059214059] [2021-12-06 19:02:16,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:16,298 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:16,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:16,298 INFO L85 PathProgramCache]: Analyzing trace with hash -567736503, now seen corresponding path program 1 times [2021-12-06 19:02:16,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:16,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962632927] [2021-12-06 19:02:16,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:16,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:16,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:16,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:16,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962632927] [2021-12-06 19:02:16,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962632927] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:16,320 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:16,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:16,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068594894] [2021-12-06 19:02:16,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:16,321 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:16,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:16,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:16,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:16,322 INFO L87 Difference]: Start difference. First operand 68088 states and 123352 transitions. cyclomatic complexity: 55266 Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 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) [2021-12-06 19:02:17,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:17,188 INFO L93 Difference]: Finished difference Result 98976 states and 177250 transitions. [2021-12-06 19:02:17,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:02:17,189 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98976 states and 177250 transitions. [2021-12-06 19:02:17,570 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 92926 [2021-12-06 19:02:17,847 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98976 states to 98656 states and 176866 transitions. [2021-12-06 19:02:17,847 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 98656 [2021-12-06 19:02:17,910 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 98656 [2021-12-06 19:02:17,910 INFO L73 IsDeterministic]: Start isDeterministic. Operand 98656 states and 176866 transitions. [2021-12-06 19:02:17,956 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:17,956 INFO L681 BuchiCegarLoop]: Abstraction has 98656 states and 176866 transitions. [2021-12-06 19:02:18,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98656 states and 176866 transitions. [2021-12-06 19:02:18,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98656 to 92572. [2021-12-06 19:02:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92572 states, 92572 states have (on average 1.8080413083869853) internal successors, (167374), 92571 states have internal predecessors, (167374), 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) [2021-12-06 19:02:18,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92572 states to 92572 states and 167374 transitions. [2021-12-06 19:02:18,951 INFO L704 BuchiCegarLoop]: Abstraction has 92572 states and 167374 transitions. [2021-12-06 19:02:18,951 INFO L587 BuchiCegarLoop]: Abstraction has 92572 states and 167374 transitions. [2021-12-06 19:02:18,951 INFO L425 BuchiCegarLoop]: ======== Iteration 22============ [2021-12-06 19:02:18,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92572 states and 167374 transitions. [2021-12-06 19:02:19,179 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 87218 [2021-12-06 19:02:19,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:19,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:19,183 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] [2021-12-06 19:02:19,183 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] [2021-12-06 19:02:19,184 INFO L791 eck$LassoCheckResult]: Stem: 1770743#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1770744#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1770700#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1770470#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 1770471#L1414 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; 1771742#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1771965#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1771966#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 1771644#L458 assume !(0 == getOrigin_~person#1); 1771645#L462 assume !(1 == getOrigin_~person#1); 1771780#L466 assume !(2 == getOrigin_~person#1); 1771362#L470 assume !(3 == getOrigin_~person#1); 1771363#L474 assume !(4 == getOrigin_~person#1); 1771596#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 1770714#L483 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; 1770715#L1076 assume 0 == initPersonOnFloor_~floor#1; 1771054#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1770035#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1770036#L868 assume !(0 == callOnFloor_~floorID#1); 1772139#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1772223#L880-2 assume { :end_inline_callOnFloor } true; 1772247#L1220 assume { :end_inline_initPersonOnFloor } true; 1772243#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1772244#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1772239#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1772240#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1771299#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1771300#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1770811#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1770813#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1772232#L2413 assume !(0 != timeShift_~tmp___9~2#1); 1772234#L2504 assume !(1 == ~doorState~0); 1782048#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1786312#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1786311#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 1786310#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1771510#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1771511#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 1772023#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 1772024#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1786204#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 1772217#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1769722#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 1769948#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1771881#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 1770077#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 1770078#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 1772189#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1789948#L2248-5 assume { :end_inline_continueInDirection } true; 1789947#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1789946#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1789945#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1789944#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1789941#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1789934#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1789925#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1789923#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1789921#L198-2 [2021-12-06 19:02:19,184 INFO L793 eck$LassoCheckResult]: Loop: 1789921#L198-2 assume !false; 1789917#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1789886#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 1789877#L1499 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; 1789821#L206 assume 1 != cleanup_~tmp___0~0#1; 1789820#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1789670#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1789669#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 1789668#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 1789666#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1789665#L805-22 assume !(0 == isFloorCalling_~floorID#1); 1789662#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1789663#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 1789671#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 1782433#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 1782434#L1837 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; 1782361#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 1782362#L805-26 assume !(0 == isFloorCalling_~floorID#1); 1787870#L809-26 assume !(1 == isFloorCalling_~floorID#1); 1787871#L813-26 assume !(2 == isFloorCalling_~floorID#1); 1781768#L817-26 assume !(3 == isFloorCalling_~floorID#1); 1781766#L821-26 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 1781764#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 1781762#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 1781760#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1781758#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1781756#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 1781752#L1681-1 assume 3 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_3~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 1781750#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 1781747#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1781745#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 1781742#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 1781739#L2504-3 assume !(1 == ~doorState~0); 1781740#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 1793719#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 1793718#L2025-2 assume !(0 == ~currentFloorID~0); 1793716#L2031-2 assume !(~currentFloorID~0 > 0); 1793714#L2046-2 assume !(~currentFloorID~0 > 0); 1793712#L2059-2 assume !(~currentFloorID~0 > 1); 1793710#L2075-2 assume ~currentFloorID~0 > 1; 1793711#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1794493#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1794474#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1794465#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 1790020#L2232-3 assume !(1 == ~currentHeading~0); 1790011#L2242-9 assume !(0 == ~currentFloorID~0); 1780333#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1789988#L2248-7 assume { :end_inline_continueInDirection } true; 1789984#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 1789983#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 1789976#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1789974#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 1789975#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 1789959#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1789950#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1789924#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1789921#L198-2 [2021-12-06 19:02:19,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:19,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 4 times [2021-12-06 19:02:19,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:19,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692464498] [2021-12-06 19:02:19,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:19,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:19,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:19,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:19,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692464498] [2021-12-06 19:02:19,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692464498] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:19,217 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:19,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:19,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526292932] [2021-12-06 19:02:19,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:19,217 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:19,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:19,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1873487691, now seen corresponding path program 1 times [2021-12-06 19:02:19,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:19,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691277023] [2021-12-06 19:02:19,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:19,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:19,235 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:19,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691277023] [2021-12-06 19:02:19,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691277023] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:19,236 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:19,236 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:02:19,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432795431] [2021-12-06 19:02:19,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:19,236 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:19,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:19,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:02:19,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:02:19,237 INFO L87 Difference]: Start difference. First operand 92572 states and 167374 transitions. cyclomatic complexity: 74804 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) [2021-12-06 19:02:20,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:20,443 INFO L93 Difference]: Finished difference Result 180876 states and 325652 transitions. [2021-12-06 19:02:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:02:20,444 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 180876 states and 325652 transitions. [2021-12-06 19:02:21,297 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 172298 [2021-12-06 19:02:21,756 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 180876 states to 180876 states and 325652 transitions. [2021-12-06 19:02:21,756 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 180876 [2021-12-06 19:02:21,863 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 180876 [2021-12-06 19:02:21,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 180876 states and 325652 transitions. [2021-12-06 19:02:21,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:21,954 INFO L681 BuchiCegarLoop]: Abstraction has 180876 states and 325652 transitions. [2021-12-06 19:02:22,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180876 states and 325652 transitions. [2021-12-06 19:02:22,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180876 to 91560. [2021-12-06 19:02:23,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91560 states, 91560 states have (on average 1.8117737003058103) internal successors, (165886), 91559 states have internal predecessors, (165886), 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) [2021-12-06 19:02:23,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91560 states to 91560 states and 165886 transitions. [2021-12-06 19:02:23,359 INFO L704 BuchiCegarLoop]: Abstraction has 91560 states and 165886 transitions. [2021-12-06 19:02:23,359 INFO L587 BuchiCegarLoop]: Abstraction has 91560 states and 165886 transitions. [2021-12-06 19:02:23,359 INFO L425 BuchiCegarLoop]: ======== Iteration 23============ [2021-12-06 19:02:23,359 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91560 states and 165886 transitions. [2021-12-06 19:02:23,547 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 86206 [2021-12-06 19:02:23,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:23,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:23,550 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] [2021-12-06 19:02:23,550 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] [2021-12-06 19:02:23,550 INFO L791 eck$LassoCheckResult]: Stem: 2044219#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2044220#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 2044176#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2043943#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 2043944#L1414 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; 2045239#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2045452#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2045453#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 2045136#L458 assume !(0 == getOrigin_~person#1); 2045137#L462 assume !(1 == getOrigin_~person#1); 2045276#L466 assume !(2 == getOrigin_~person#1); 2044849#L470 assume !(3 == getOrigin_~person#1); 2044850#L474 assume !(4 == getOrigin_~person#1); 2045086#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 2044189#L483 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; 2044190#L1076 assume 0 == initPersonOnFloor_~floor#1; 2044528#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2043508#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2043509#L868 assume !(0 == callOnFloor_~floorID#1); 2045643#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 2045731#L880-2 assume { :end_inline_callOnFloor } true; 2043490#L1220 assume { :end_inline_initPersonOnFloor } true; 2043491#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2045755#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2045756#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2045748#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2045750#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2043246#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2043247#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2045751#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2045752#L2413 assume !(0 != timeShift_~tmp___9~2#1); 2045538#L2504 assume !(1 == ~doorState~0); 2045540#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2044038#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2043457#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 2043458#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2055397#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2055372#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 2045764#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 2055370#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2045760#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 2045761#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2055336#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 2055334#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2055332#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2055331#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 2045697#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 2043228#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2043229#L2248-5 assume { :end_inline_continueInDirection } true; 2058574#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2058573#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2058572#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2058571#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2058568#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2058561#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2058552#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2058550#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 2058551#L198-2 [2021-12-06 19:02:23,550 INFO L793 eck$LassoCheckResult]: Loop: 2058551#L198-2 assume !false; 2077732#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 2077731#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 2077730#L1499 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; 2077729#L206 assume 1 != cleanup_~tmp___0~0#1; 2077728#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2077727#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2077726#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 2077725#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 2077723#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2077722#L805-22 assume !(0 == isFloorCalling_~floorID#1); 2077721#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2058534#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 2058535#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 2058495#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 2058496#L1837 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; 2058489#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2058490#L805-26 assume !(0 == isFloorCalling_~floorID#1); 2057965#L809-26 assume !(1 == isFloorCalling_~floorID#1); 2057966#L813-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2103588#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2103586#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2103585#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 2103584#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 2103580#L1677-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2103578#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2103579#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2103573#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2103574#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 2103556#L2504-3 assume !(1 == ~doorState~0); 2103557#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2111232#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 2111231#L2025-2 assume !(0 == ~currentFloorID~0); 2111230#L2031-2 assume ~currentFloorID~0 > 0; 2111227#L2032-2 assume !(0 != stopRequestedInDirection_~respectFloorCalls#1); 2111224#L2046-2 assume ~currentFloorID~0 > 0; 2111222#L2048-2 assume !(0 != stopRequestedInDirection_~respectInLiftCalls#1); 2111218#L2059-2 assume ~currentFloorID~0 > 1; 2111215#L2061-2 assume !(0 != stopRequestedInDirection_~respectFloorCalls#1); 2111208#L2075-2 assume ~currentFloorID~0 > 1; 2111217#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 2111205#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2111203#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2111201#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2110607#L2232-3 assume !(1 == ~currentHeading~0); 2063156#L2242-9 assume !(0 == ~currentFloorID~0); 2059094#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2059090#L2248-7 assume { :end_inline_continueInDirection } true; 2059089#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2077749#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2077748#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2077747#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2077746#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2077743#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2077734#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2077733#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 2058551#L198-2 [2021-12-06 19:02:23,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:23,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 5 times [2021-12-06 19:02:23,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:23,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949294091] [2021-12-06 19:02:23,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:23,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:23,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:23,581 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:23,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949294091] [2021-12-06 19:02:23,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949294091] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:23,582 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:23,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:23,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567411246] [2021-12-06 19:02:23,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:23,583 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:23,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:23,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1952930327, now seen corresponding path program 1 times [2021-12-06 19:02:23,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:23,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725571473] [2021-12-06 19:02:23,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:23,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:23,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:23,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:23,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725571473] [2021-12-06 19:02:23,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725571473] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:23,605 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:23,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:02:23,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327248318] [2021-12-06 19:02:23,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:23,605 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:23,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:23,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:02:23,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:02:23,606 INFO L87 Difference]: Start difference. First operand 91560 states and 165886 transitions. cyclomatic complexity: 74328 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) [2021-12-06 19:02:24,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:24,048 INFO L93 Difference]: Finished difference Result 95122 states and 171633 transitions. [2021-12-06 19:02:24,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:02:24,048 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95122 states and 171633 transitions. [2021-12-06 19:02:24,355 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 89706 [2021-12-06 19:02:24,578 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95122 states to 95122 states and 171633 transitions. [2021-12-06 19:02:24,578 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 95122 [2021-12-06 19:02:24,627 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95122 [2021-12-06 19:02:24,627 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95122 states and 171633 transitions. [2021-12-06 19:02:24,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:24,668 INFO L681 BuchiCegarLoop]: Abstraction has 95122 states and 171633 transitions. [2021-12-06 19:02:24,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95122 states and 171633 transitions. [2021-12-06 19:02:25,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95122 to 91560. [2021-12-06 19:02:25,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91560 states, 91560 states have (on average 1.802686762778506) internal successors, (165054), 91559 states have internal predecessors, (165054), 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) [2021-12-06 19:02:25,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91560 states to 91560 states and 165054 transitions. [2021-12-06 19:02:25,674 INFO L704 BuchiCegarLoop]: Abstraction has 91560 states and 165054 transitions. [2021-12-06 19:02:25,674 INFO L587 BuchiCegarLoop]: Abstraction has 91560 states and 165054 transitions. [2021-12-06 19:02:25,674 INFO L425 BuchiCegarLoop]: ======== Iteration 24============ [2021-12-06 19:02:25,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91560 states and 165054 transitions. [2021-12-06 19:02:25,945 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 86206 [2021-12-06 19:02:25,945 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:25,945 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:25,949 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] [2021-12-06 19:02:25,949 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] [2021-12-06 19:02:25,949 INFO L791 eck$LassoCheckResult]: Stem: 2230913#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2230914#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 2230869#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2230636#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 2230637#L1414 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; 2231863#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2232077#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2232078#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 2231766#L458 assume !(0 == getOrigin_~person#1); 2231767#L462 assume !(1 == getOrigin_~person#1); 2231895#L466 assume !(2 == getOrigin_~person#1); 2231506#L470 assume !(3 == getOrigin_~person#1); 2231507#L474 assume !(4 == getOrigin_~person#1); 2231728#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 2230883#L483 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; 2230884#L1076 assume 0 == initPersonOnFloor_~floor#1; 2231211#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2230205#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2230206#L868 assume !(0 == callOnFloor_~floorID#1); 2232238#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 2232306#L880-2 assume { :end_inline_callOnFloor } true; 2232317#L1220 assume { :end_inline_initPersonOnFloor } true; 2232316#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2232315#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2232314#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2232313#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2231441#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2229948#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2229949#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2230979#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2232312#L2413 assume !(0 != timeShift_~tmp___9~2#1); 2232151#L2504 assume !(1 == ~doorState~0); 2232153#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2230730#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2230732#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 2231571#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2231573#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2232341#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 2232321#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 2232323#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2232318#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 2232299#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2232300#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 2231997#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2231998#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2230251#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 2230252#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 2229930#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2229931#L2248-5 assume { :end_inline_continueInDirection } true; 2319988#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2319987#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2319986#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2319985#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2319967#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2319956#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2319854#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2319097#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 2319095#L198-2 [2021-12-06 19:02:25,950 INFO L793 eck$LassoCheckResult]: Loop: 2319095#L198-2 assume !false; 2319094#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 2319093#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 2304518#L1499 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; 2304516#L206 assume 1 != cleanup_~tmp___0~0#1; 2304514#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2304512#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2304510#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 2304507#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 2304505#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2304503#L805-22 assume !(0 == isFloorCalling_~floorID#1); 2304449#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2304370#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 2304371#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 2260682#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 2304299#L1837 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; 2304298#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2304294#L805-26 assume !(0 == isFloorCalling_~floorID#1); 2304291#L809-26 assume !(1 == isFloorCalling_~floorID#1); 2304287#L813-26 assume !(2 == isFloorCalling_~floorID#1); 2304219#L817-26 assume !(3 == isFloorCalling_~floorID#1); 2304220#L821-26 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2304562#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2304558#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2304559#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 2304654#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 2304647#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 2304593#L1681-1 assume !(3 == buttonForFloorIsPressed_~floorID#1); 2304564#L1685-1 assume 4 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_4~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2304563#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2304560#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2304561#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2317078#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 2317074#L2504-3 assume !(1 == ~doorState~0); 2317075#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2319832#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 2319831#L2025-2 assume !(0 == ~currentFloorID~0); 2319128#L2031-2 assume !(~currentFloorID~0 > 0); 2319130#L2046-2 assume !(~currentFloorID~0 > 0); 2320372#L2059-2 assume !(~currentFloorID~0 > 1); 2320369#L2075-2 assume ~currentFloorID~0 > 1; 2320370#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 2320392#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2320381#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2320378#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2232393#L2232-3 assume !(1 == ~currentHeading~0); 2232304#L2242-9 assume !(0 == ~currentFloorID~0); 2231887#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2319936#L2248-7 assume { :end_inline_continueInDirection } true; 2319933#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2319931#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2319929#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2319927#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2319928#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2319911#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2319853#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2319096#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 2319095#L198-2 [2021-12-06 19:02:25,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:25,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 6 times [2021-12-06 19:02:25,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:25,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143510987] [2021-12-06 19:02:25,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:25,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:25,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:25,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:25,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143510987] [2021-12-06 19:02:25,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143510987] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:25,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:25,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:25,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607354584] [2021-12-06 19:02:25,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:25,982 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:25,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:25,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1267929007, now seen corresponding path program 1 times [2021-12-06 19:02:25,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:25,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452226605] [2021-12-06 19:02:25,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:25,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:26,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:26,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:26,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452226605] [2021-12-06 19:02:26,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452226605] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:26,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:26,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:26,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607857931] [2021-12-06 19:02:26,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:26,008 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:26,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:26,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:26,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:26,009 INFO L87 Difference]: Start difference. First operand 91560 states and 165054 transitions. cyclomatic complexity: 73496 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) [2021-12-06 19:02:26,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:26,865 INFO L93 Difference]: Finished difference Result 132900 states and 237317 transitions. [2021-12-06 19:02:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:02:26,866 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 132900 states and 237317 transitions. [2021-12-06 19:02:27,398 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 126694 [2021-12-06 19:02:27,918 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 132900 states to 132132 states and 236421 transitions. [2021-12-06 19:02:27,918 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 132132 [2021-12-06 19:02:27,985 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 132132 [2021-12-06 19:02:27,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 132132 states and 236421 transitions. [2021-12-06 19:02:28,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:28,039 INFO L681 BuchiCegarLoop]: Abstraction has 132132 states and 236421 transitions. [2021-12-06 19:02:28,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132132 states and 236421 transitions. [2021-12-06 19:02:28,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132132 to 128228. [2021-12-06 19:02:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128228 states, 128228 states have (on average 1.7998643042081293) internal successors, (230793), 128227 states have internal predecessors, (230793), 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) [2021-12-06 19:02:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128228 states to 128228 states and 230793 transitions. [2021-12-06 19:02:29,275 INFO L704 BuchiCegarLoop]: Abstraction has 128228 states and 230793 transitions. [2021-12-06 19:02:29,275 INFO L587 BuchiCegarLoop]: Abstraction has 128228 states and 230793 transitions. [2021-12-06 19:02:29,275 INFO L425 BuchiCegarLoop]: ======== Iteration 25============ [2021-12-06 19:02:29,275 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 128228 states and 230793 transitions. [2021-12-06 19:02:29,620 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 122874 [2021-12-06 19:02:29,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:29,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:29,625 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] [2021-12-06 19:02:29,625 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] [2021-12-06 19:02:29,625 INFO L791 eck$LassoCheckResult]: Stem: 2455391#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2455392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 2455347#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2455120#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 2455121#L1414 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; 2456426#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2456649#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2456650#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 2456316#L458 assume !(0 == getOrigin_~person#1); 2456317#L462 assume !(1 == getOrigin_~person#1); 2456466#L466 assume !(2 == getOrigin_~person#1); 2456023#L470 assume !(3 == getOrigin_~person#1); 2456024#L474 assume !(4 == getOrigin_~person#1); 2456266#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 2455360#L483 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; 2455361#L1076 assume 0 == initPersonOnFloor_~floor#1; 2455702#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2454679#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2454680#L868 assume !(0 == callOnFloor_~floorID#1); 2456834#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 2456937#L880-2 assume { :end_inline_callOnFloor } true; 2456965#L1220 assume { :end_inline_initPersonOnFloor } true; 2456966#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2456961#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2456962#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2456954#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2456956#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2454420#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2454421#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2456957#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2456958#L2413 assume !(0 != timeShift_~tmp___9~2#1); 2456732#L2504 assume !(1 == ~doorState~0); 2456734#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2505136#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2454630#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 2454631#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2456092#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2456172#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 2456824#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 2456975#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2456974#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 2456927#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2454367#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 2456567#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2456568#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2454726#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 2454727#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 2454404#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2454405#L2248-5 assume { :end_inline_continueInDirection } true; 2505055#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2505054#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2505053#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2505052#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2505051#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2505048#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2505033#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2505034#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 2505020#L198-2 [2021-12-06 19:02:29,625 INFO L793 eck$LassoCheckResult]: Loop: 2505020#L198-2 assume !false; 2505021#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 2504996#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 2504997#L1499 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; 2504961#L206 assume 1 != cleanup_~tmp___0~0#1; 2504962#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2504875#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2504876#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 2504871#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 2504872#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2506031#L805-22 assume !(0 == isFloorCalling_~floorID#1); 2507060#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2507055#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 2504343#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 2477925#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 2504257#L1837 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; 2504258#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2502560#L805-26 assume !(0 == isFloorCalling_~floorID#1); 2502561#L809-26 assume !(1 == isFloorCalling_~floorID#1); 2495620#L813-26 assume !(2 == isFloorCalling_~floorID#1); 2495622#L817-26 assume !(3 == isFloorCalling_~floorID#1); 2495508#L821-26 assume !(4 == isFloorCalling_~floorID#1);isFloorCalling_~retValue_acc~5#1 := 0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2495504#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2495505#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2566761#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 2495517#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 2495518#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 2495513#L1681-1 assume !(3 == buttonForFloorIsPressed_~floorID#1); 2495514#L1685-1 assume 4 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_4~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2495506#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2495507#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2566744#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2566743#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 2566741#L2504-3 assume !(1 == ~doorState~0); 2566740#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2566739#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 2566738#L2025-2 assume !(0 == ~currentFloorID~0); 2566736#L2031-2 assume !(~currentFloorID~0 > 0); 2566734#L2046-2 assume !(~currentFloorID~0 > 0); 2566732#L2059-2 assume !(~currentFloorID~0 > 1); 2566730#L2075-2 assume ~currentFloorID~0 > 1; 2566731#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 2579135#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2579100#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2579069#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2567782#L2232-3 assume !(1 == ~currentHeading~0); 2576199#L2242-9 assume !(0 == ~currentFloorID~0); 2464910#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2505218#L2248-7 assume { :end_inline_continueInDirection } true; 2505216#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2505215#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2505214#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2505213#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2505212#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2505210#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2505035#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2505036#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 2505020#L198-2 [2021-12-06 19:02:29,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:29,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 7 times [2021-12-06 19:02:29,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:29,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498047593] [2021-12-06 19:02:29,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:29,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:29,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:29,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498047593] [2021-12-06 19:02:29,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498047593] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:29,657 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:29,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:29,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536068512] [2021-12-06 19:02:29,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:29,657 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:29,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:29,658 INFO L85 PathProgramCache]: Analyzing trace with hash 873562221, now seen corresponding path program 1 times [2021-12-06 19:02:29,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:29,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443698396] [2021-12-06 19:02:29,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:29,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:29,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:29,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:29,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443698396] [2021-12-06 19:02:29,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443698396] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:29,675 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:29,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:02:29,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132449963] [2021-12-06 19:02:29,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:29,675 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:29,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:29,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:02:29,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:02:29,676 INFO L87 Difference]: Start difference. First operand 128228 states and 230793 transitions. cyclomatic complexity: 102567 Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 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) [2021-12-06 19:02:31,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:31,276 INFO L93 Difference]: Finished difference Result 219224 states and 397012 transitions. [2021-12-06 19:02:31,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:02:31,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 219224 states and 397012 transitions. [2021-12-06 19:02:32,136 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 210938 [2021-12-06 19:02:32,875 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 219224 states to 219224 states and 397012 transitions. [2021-12-06 19:02:32,875 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 219224 [2021-12-06 19:02:33,002 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 219224 [2021-12-06 19:02:33,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 219224 states and 397012 transitions. [2021-12-06 19:02:33,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:33,098 INFO L681 BuchiCegarLoop]: Abstraction has 219224 states and 397012 transitions. [2021-12-06 19:02:33,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219224 states and 397012 transitions. [2021-12-06 19:02:34,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219224 to 115332. [2021-12-06 19:02:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115332 states, 115332 states have (on average 1.8023098532931017) internal successors, (207864), 115331 states have internal predecessors, (207864), 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) [2021-12-06 19:02:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115332 states to 115332 states and 207864 transitions. [2021-12-06 19:02:34,573 INFO L704 BuchiCegarLoop]: Abstraction has 115332 states and 207864 transitions. [2021-12-06 19:02:34,573 INFO L587 BuchiCegarLoop]: Abstraction has 115332 states and 207864 transitions. [2021-12-06 19:02:34,573 INFO L425 BuchiCegarLoop]: ======== Iteration 26============ [2021-12-06 19:02:34,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115332 states and 207864 transitions. [2021-12-06 19:02:35,021 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 109978 [2021-12-06 19:02:35,021 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:35,021 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:35,025 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] [2021-12-06 19:02:35,025 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] [2021-12-06 19:02:35,025 INFO L791 eck$LassoCheckResult]: Stem: 2802866#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2802867#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 2802821#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2802593#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 2802594#L1414 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; 2803886#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2804101#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2804102#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 2803781#L458 assume !(0 == getOrigin_~person#1); 2803782#L462 assume !(1 == getOrigin_~person#1); 2803926#L466 assume !(2 == getOrigin_~person#1); 2803496#L470 assume !(3 == getOrigin_~person#1); 2803497#L474 assume !(4 == getOrigin_~person#1); 2803734#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 2802835#L483 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; 2802836#L1076 assume 0 == initPersonOnFloor_~floor#1; 2803175#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2802158#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2802159#L868 assume !(0 == callOnFloor_~floorID#1); 2804287#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 2804380#L880-2 assume { :end_inline_callOnFloor } true; 2802139#L1220 assume { :end_inline_initPersonOnFloor } true; 2802140#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2804399#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2804400#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2804393#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2804394#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2801896#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2801897#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2804395#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2804396#L2413 assume !(0 != timeShift_~tmp___9~2#1); 2804187#L2504 assume !(1 == ~doorState~0); 2804189#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2802685#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2802107#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 2802108#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2804098#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2821783#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 2804406#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 2804474#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2804475#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 2821782#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2804436#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 2804021#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2804022#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 2821778#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 2804347#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 2801880#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2801881#L2248-5 assume { :end_inline_continueInDirection } true; 2803910#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2835866#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2835863#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2835861#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2835862#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2802081#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2802082#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2802953#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 2834451#L198-2 [2021-12-06 19:02:35,025 INFO L793 eck$LassoCheckResult]: Loop: 2834451#L198-2 assume !false; 2834444#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 2834445#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 2834440#L1499 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; 2834441#L206 assume 1 != cleanup_~tmp___0~0#1; 2834436#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2834437#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2834425#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 2834426#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 2834420#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2834422#L805-22 assume !(0 == isFloorCalling_~floorID#1); 2834411#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2834412#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 2823290#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 2809552#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 2823279#L1837 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; 2823277#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 2823278#L805-26 assume !(0 == isFloorCalling_~floorID#1); 2814962#L809-26 assume !(1 == isFloorCalling_~floorID#1); 2814963#L813-26 assume !(2 == isFloorCalling_~floorID#1); 2872766#L817-26 assume !(3 == isFloorCalling_~floorID#1); 2872767#L821-26 assume !(4 == isFloorCalling_~floorID#1);isFloorCalling_~retValue_acc~5#1 := 0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 2809539#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 2809482#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 2809483#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 2809494#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 2809495#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 2809490#L1681-1 assume !(3 == buttonForFloorIsPressed_~floorID#1); 2809491#L1685-1 assume !(4 == buttonForFloorIsPressed_~floorID#1);buttonForFloorIsPressed_~retValue_acc~13#1 := 0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 2809486#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2809487#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 2823016#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2823014#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 2823011#L2504-3 assume !(1 == ~doorState~0); 2823012#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 2829982#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 2829983#L2025-2 assume !(0 == ~currentFloorID~0); 2829978#L2031-2 assume !(~currentFloorID~0 > 0); 2829980#L2046-2 assume !(~currentFloorID~0 > 0); 2829972#L2059-2 assume !(~currentFloorID~0 > 1); 2829973#L2075-2 assume ~currentFloorID~0 > 1; 2894246#L2077-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 2910034#L2078-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2910024#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 2910022#L2512-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 2834539#L2232-3 assume !(1 == ~currentHeading~0); 2834536#L2242-9 assume !(0 == ~currentFloorID~0); 2822187#L2242-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2834526#L2248-7 assume { :end_inline_continueInDirection } true; 2834521#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2834519#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 2834516#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2834512#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 2834513#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 2834505#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 2834497#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2834450#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 2834451#L198-2 [2021-12-06 19:02:35,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:35,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 8 times [2021-12-06 19:02:35,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:35,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391320080] [2021-12-06 19:02:35,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:35,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:35,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:35,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391320080] [2021-12-06 19:02:35,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391320080] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:35,055 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:35,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:35,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309985274] [2021-12-06 19:02:35,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:35,055 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:35,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:35,055 INFO L85 PathProgramCache]: Analyzing trace with hash -2035201681, now seen corresponding path program 1 times [2021-12-06 19:02:35,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:35,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442244937] [2021-12-06 19:02:35,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:35,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:35,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:35,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:35,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442244937] [2021-12-06 19:02:35,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442244937] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:35,068 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:35,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:02:35,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817126386] [2021-12-06 19:02:35,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:35,069 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:35,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:35,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:02:35,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:02:35,069 INFO L87 Difference]: Start difference. First operand 115332 states and 207864 transitions. cyclomatic complexity: 92534 Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 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) [2021-12-06 19:02:35,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:35,739 INFO L93 Difference]: Finished difference Result 151968 states and 274634 transitions. [2021-12-06 19:02:35,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:02:35,740 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 151968 states and 274634 transitions. [2021-12-06 19:02:36,438 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 146240 [2021-12-06 19:02:36,789 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 151968 states to 151760 states and 274402 transitions. [2021-12-06 19:02:36,790 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 151760 [2021-12-06 19:02:36,867 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 151760 [2021-12-06 19:02:36,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 151760 states and 274402 transitions. [2021-12-06 19:02:37,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:37,055 INFO L681 BuchiCegarLoop]: Abstraction has 151760 states and 274402 transitions. [2021-12-06 19:02:37,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151760 states and 274402 transitions. [2021-12-06 19:02:38,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151760 to 140926. [2021-12-06 19:02:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140926 states, 140926 states have (on average 1.8057633084029916) internal successors, (254479), 140925 states have internal predecessors, (254479), 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) [2021-12-06 19:02:38,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140926 states to 140926 states and 254479 transitions. [2021-12-06 19:02:38,397 INFO L704 BuchiCegarLoop]: Abstraction has 140926 states and 254479 transitions. [2021-12-06 19:02:38,397 INFO L587 BuchiCegarLoop]: Abstraction has 140926 states and 254479 transitions. [2021-12-06 19:02:38,397 INFO L425 BuchiCegarLoop]: ======== Iteration 27============ [2021-12-06 19:02:38,397 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140926 states and 254479 transitions. [2021-12-06 19:02:38,929 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:38,929 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:38,929 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:38,931 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] [2021-12-06 19:02:38,931 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, 1, 1, 1, 1] [2021-12-06 19:02:38,932 INFO L791 eck$LassoCheckResult]: Stem: 3070161#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 3070162#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 3070117#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3069891#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 3069892#L1414 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; 3071124#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 3071322#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 3071323#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 3071022#L458 assume !(0 == getOrigin_~person#1); 3071023#L462 assume !(1 == getOrigin_~person#1); 3071157#L466 assume !(2 == getOrigin_~person#1); 3070761#L470 assume !(3 == getOrigin_~person#1); 3070762#L474 assume !(4 == getOrigin_~person#1); 3070984#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 3070131#L483 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; 3070132#L1076 assume 0 == initPersonOnFloor_~floor#1; 3070462#L1077 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 3069461#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3069462#L868 assume !(0 == callOnFloor_~floorID#1); 3071491#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 3071570#L880-2 assume { :end_inline_callOnFloor } true; 3071582#L1220 assume { :end_inline_initPersonOnFloor } true; 3071581#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3071580#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3071579#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3071578#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3070697#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3069205#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3069206#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3070229#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3071577#L2413 assume !(0 != timeShift_~tmp___9~2#1); 3071398#L2504 assume !(1 == ~doorState~0); 3071400#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3069983#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3069411#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3069412#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3070827#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3071606#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3071586#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3071588#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3071583#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 3071562#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3071563#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3071253#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3071254#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3069504#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3069505#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3071539#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3175654#L2248-5 assume { :end_inline_continueInDirection } true; 3175651#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 3175650#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 3175649#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3175648#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3071544#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 3071545#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3165136#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3174484#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 3174485#L198-2 [2021-12-06 19:02:38,932 INFO L793 eck$LassoCheckResult]: Loop: 3174485#L198-2 assume !false; 3182978#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 3182977#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 3182976#L1499 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; 3182975#L206 assume 1 != cleanup_~tmp___0~0#1; 3182974#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3182973#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3182972#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 3182971#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 3182969#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3174458#L805-22 assume !(0 == isFloorCalling_~floorID#1); 3174456#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3174457#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 3174467#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 3174432#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 3174433#L1837 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; 3174428#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3174429#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3139111#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3194060#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3194056#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3194053#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3193970#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3193963#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3193960#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 3193958#L2504-3 assume !(1 == ~doorState~0); 3071422#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3071423#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 3071485#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3071495#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3193835#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3071376#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3071378#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3192587#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3070995#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3070996#L1860-3 assume !(0 != stopRequestedInDirection_~tmp~13#1); 3069798#L1866-3 assume !(~currentFloorID~0 < 0); 3069496#L1881-3 assume !(~currentFloorID~0 < 0); 3069497#L1894-3 assume ~currentFloorID~0 < 1; 3071496#L1896-3 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3069681#L805-38 assume !(0 == isFloorCalling_~floorID#1); 3069682#L809-38 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3069867#L832-38 stopRequestedInDirection_#t~ret34#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___3~2#1 := stopRequestedInDirection_#t~ret34#1;havoc stopRequestedInDirection_#t~ret34#1; 3071021#L1900-3 assume 0 != stopRequestedInDirection_~tmp___3~2#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3168371#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3168863#L2521-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3168857#L2287-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3168855#L2292-3 timeShift_#t~ret68#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3168852#L2232-4 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3168853#L1379-8 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3071431#L2236-12 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3071432#L2242-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3174518#L2248-9 assume { :end_inline_continueInDirection } true; 3174519#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 3182995#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 3182994#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3182993#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3182992#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 3182989#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3182980#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3182979#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 3174485#L198-2 [2021-12-06 19:02:38,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:38,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1807054515, now seen corresponding path program 9 times [2021-12-06 19:02:38,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:38,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86309444] [2021-12-06 19:02:38,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:38,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:38,967 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:38,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86309444] [2021-12-06 19:02:38,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86309444] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:38,967 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:38,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:38,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664699247] [2021-12-06 19:02:38,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:38,968 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:38,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:38,968 INFO L85 PathProgramCache]: Analyzing trace with hash 971648151, now seen corresponding path program 1 times [2021-12-06 19:02:38,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:38,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089407060] [2021-12-06 19:02:38,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:38,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:38,991 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:38,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089407060] [2021-12-06 19:02:38,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089407060] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:38,992 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:38,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:38,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725162978] [2021-12-06 19:02:38,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:38,992 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:38,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:38,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:02:38,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:02:38,993 INFO L87 Difference]: Start difference. First operand 140926 states and 254479 transitions. cyclomatic complexity: 113560 Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 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) [2021-12-06 19:02:39,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:39,505 INFO L93 Difference]: Finished difference Result 140920 states and 254466 transitions. [2021-12-06 19:02:39,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:02:39,505 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140920 states and 254466 transitions. [2021-12-06 19:02:40,274 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:40,614 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140920 states to 140920 states and 254466 transitions. [2021-12-06 19:02:40,614 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 140920 [2021-12-06 19:02:40,696 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 140920 [2021-12-06 19:02:40,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 140920 states and 254466 transitions. [2021-12-06 19:02:40,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:40,760 INFO L681 BuchiCegarLoop]: Abstraction has 140920 states and 254466 transitions. [2021-12-06 19:02:40,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140920 states and 254466 transitions. [2021-12-06 19:02:41,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140920 to 140920. [2021-12-06 19:02:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140920 states, 140920 states have (on average 1.8057479420948055) internal successors, (254466), 140919 states have internal predecessors, (254466), 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) [2021-12-06 19:02:42,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140920 states to 140920 states and 254466 transitions. [2021-12-06 19:02:42,266 INFO L704 BuchiCegarLoop]: Abstraction has 140920 states and 254466 transitions. [2021-12-06 19:02:42,266 INFO L587 BuchiCegarLoop]: Abstraction has 140920 states and 254466 transitions. [2021-12-06 19:02:42,266 INFO L425 BuchiCegarLoop]: ======== Iteration 28============ [2021-12-06 19:02:42,266 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140920 states and 254466 transitions. [2021-12-06 19:02:42,602 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:42,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:42,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:42,604 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:02:42,604 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, 1, 1, 1, 1] [2021-12-06 19:02:42,604 INFO L791 eck$LassoCheckResult]: Stem: 3352024#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 3352025#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 3351980#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3351756#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 3351757#L1414 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; 3352988#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 3353183#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 3353184#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 3352889#L458 assume !(0 == getOrigin_~person#1); 3352890#L462 assume !(1 == getOrigin_~person#1); 3353023#L466 assume !(2 == getOrigin_~person#1); 3352622#L470 assume !(3 == getOrigin_~person#1); 3352623#L474 assume !(4 == getOrigin_~person#1); 3352848#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 3351994#L483 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; 3351995#L1076 assume !(0 == initPersonOnFloor_~floor#1); 3352645#L1103 assume 1 == initPersonOnFloor_~floor#1; 3353165#L1104 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_1~0 := 1; 3351327#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3351328#L868 assume !(0 == callOnFloor_~floorID#1); 3353328#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 3353398#L880-2 assume { :end_inline_callOnFloor } true; 3363350#L1220 assume { :end_inline_initPersonOnFloor } true; 3363349#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3363348#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3363347#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3363346#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3363345#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3363344#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3363342#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3363341#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3363339#L2413 assume !(0 != timeShift_~tmp___9~2#1); 3363337#L2504 assume !(1 == ~doorState~0); 3363338#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3373254#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3373251#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3373249#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3370326#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3373242#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3370313#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3373238#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3373236#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 3373194#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3370321#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3370310#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3370308#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3370306#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3370304#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3351053#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3351054#L2248-5 assume { :end_inline_continueInDirection } true; 3352940#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 3352941#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 3351593#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3351594#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3353381#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 3440407#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3351973#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3352113#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 3353397#L198-2 [2021-12-06 19:02:42,605 INFO L793 eck$LassoCheckResult]: Loop: 3353397#L198-2 assume !false; 3460787#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 3460786#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 3460781#L1499 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; 3460779#L206 assume 1 != cleanup_~tmp___0~0#1; 3460778#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3460777#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3460776#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 3460775#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 3460773#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3460772#L805-22 assume !(0 == isFloorCalling_~floorID#1); 3460770#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3460771#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 3460756#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 3407330#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 3460748#L1837 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; 3460747#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3453182#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3364532#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3364531#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3364530#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3364529#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3364528#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3364527#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3364526#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 3364506#L2504-3 assume !(1 == ~doorState~0); 3364507#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3377690#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 3377663#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3377656#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3377620#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3377618#L2287-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3377619#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3374131#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3374130#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3374129#L1860-3 assume !(0 != stopRequestedInDirection_~tmp~13#1); 3374128#L1866-3 assume !(~currentFloorID~0 < 0); 3374127#L1881-3 assume !(~currentFloorID~0 < 0); 3374126#L1894-3 assume ~currentFloorID~0 < 1; 3374125#L1896-3 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3374124#L805-38 assume !(0 == isFloorCalling_~floorID#1); 3374123#L809-38 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3374118#L832-38 stopRequestedInDirection_#t~ret34#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___3~2#1 := stopRequestedInDirection_#t~ret34#1;havoc stopRequestedInDirection_#t~ret34#1; 3374099#L1900-3 assume 0 != stopRequestedInDirection_~tmp___3~2#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3374094#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3374093#L2521-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3370275#L2287-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3370274#L2292-3 timeShift_#t~ret68#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3370270#L2232-4 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3370271#L1379-8 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3379362#L2236-12 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3362553#L2242-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3460810#L2248-9 assume { :end_inline_continueInDirection } true; 3460807#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 3460806#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 3460804#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3460802#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3460801#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 3460798#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3460789#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3460788#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 3353397#L198-2 [2021-12-06 19:02:42,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:42,605 INFO L85 PathProgramCache]: Analyzing trace with hash 573969712, now seen corresponding path program 1 times [2021-12-06 19:02:42,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:42,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731483121] [2021-12-06 19:02:42,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:42,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:42,627 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:42,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731483121] [2021-12-06 19:02:42,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731483121] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:42,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:42,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:42,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119323813] [2021-12-06 19:02:42,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:42,628 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:42,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:42,628 INFO L85 PathProgramCache]: Analyzing trace with hash 949015897, now seen corresponding path program 1 times [2021-12-06 19:02:42,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:42,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456512656] [2021-12-06 19:02:42,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:42,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:42,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:42,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456512656] [2021-12-06 19:02:42,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456512656] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:42,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:42,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:02:42,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33486092] [2021-12-06 19:02:42,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:42,661 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:42,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:42,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:42,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:42,661 INFO L87 Difference]: Start difference. First operand 140920 states and 254466 transitions. cyclomatic complexity: 113553 Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 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) [2021-12-06 19:02:43,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:43,275 INFO L93 Difference]: Finished difference Result 140920 states and 254462 transitions. [2021-12-06 19:02:43,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:02:43,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140920 states and 254462 transitions. [2021-12-06 19:02:43,909 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:44,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140920 states to 140920 states and 254462 transitions. [2021-12-06 19:02:44,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 140920 [2021-12-06 19:02:44,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 140920 [2021-12-06 19:02:44,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 140920 states and 254462 transitions. [2021-12-06 19:02:44,624 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:44,625 INFO L681 BuchiCegarLoop]: Abstraction has 140920 states and 254462 transitions. [2021-12-06 19:02:44,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140920 states and 254462 transitions. [2021-12-06 19:02:45,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140920 to 140920. [2021-12-06 19:02:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140920 states, 140920 states have (on average 1.805719557195572) internal successors, (254462), 140919 states have internal predecessors, (254462), 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) [2021-12-06 19:02:45,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140920 states to 140920 states and 254462 transitions. [2021-12-06 19:02:45,958 INFO L704 BuchiCegarLoop]: Abstraction has 140920 states and 254462 transitions. [2021-12-06 19:02:45,958 INFO L587 BuchiCegarLoop]: Abstraction has 140920 states and 254462 transitions. [2021-12-06 19:02:45,958 INFO L425 BuchiCegarLoop]: ======== Iteration 29============ [2021-12-06 19:02:45,958 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140920 states and 254462 transitions. [2021-12-06 19:02:46,469 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:46,469 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:46,469 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:46,470 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:02:46,471 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, 1, 1, 1, 1] [2021-12-06 19:02:46,471 INFO L791 eck$LassoCheckResult]: Stem: 3633876#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 3633877#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 3633832#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3633609#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 3633610#L1414 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; 3634843#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 3635037#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 3635038#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 3634747#L458 assume !(0 == getOrigin_~person#1); 3634748#L462 assume !(1 == getOrigin_~person#1); 3634876#L466 assume !(2 == getOrigin_~person#1); 3634482#L470 assume !(3 == getOrigin_~person#1); 3634483#L474 assume !(4 == getOrigin_~person#1); 3634707#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 3633845#L483 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; 3633846#L1076 assume !(0 == initPersonOnFloor_~floor#1); 3634504#L1103 assume 1 == initPersonOnFloor_~floor#1; 3635015#L1104 assume !(0 == initPersonOnFloor_~person#1); 3635228#L1107 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_1~0 := 1; 3633181#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3633182#L868 assume !(0 == callOnFloor_~floorID#1); 3635187#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 3635248#L880-2 assume { :end_inline_callOnFloor } true; 3635269#L1220 assume { :end_inline_initPersonOnFloor } true; 3635265#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3635266#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3635261#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3635262#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3634414#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3634415#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3633943#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3633945#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3635253#L2413 assume !(0 != timeShift_~tmp___9~2#1); 3635255#L2504 assume !(1 == ~doorState~0); 3645265#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3678294#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3678293#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3678292#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3635034#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3678342#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3635273#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3678338#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3678336#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 3678317#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3635333#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3634959#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3634960#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3633220#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3633221#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3635226#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3737260#L2248-5 assume { :end_inline_continueInDirection } true; 3737257#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 3737256#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 3633447#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3633448#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3635234#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 3737246#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3633964#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3633965#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 3729894#L198-2 [2021-12-06 19:02:46,471 INFO L793 eck$LassoCheckResult]: Loop: 3729894#L198-2 assume !false; 3743583#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 3743582#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 3743581#L1499 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; 3743580#L206 assume 1 != cleanup_~tmp___0~0#1; 3729879#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3729878#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3729877#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 3729875#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 3729876#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3729871#L805-22 assume !(0 == isFloorCalling_~floorID#1); 3729868#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3729869#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 3729851#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 3729791#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 3729792#L1837 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; 3694895#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3694896#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3650038#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3676417#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3676413#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3676411#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3676409#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3676381#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3676378#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 3676374#L2504-3 assume !(1 == ~doorState~0); 3676372#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3676370#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 3676368#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3676366#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3673516#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3673514#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3673513#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3673512#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3673389#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3673385#L1860-3 assume !(0 != stopRequestedInDirection_~tmp~13#1); 3673386#L1866-3 assume !(~currentFloorID~0 < 0); 3678178#L1881-3 assume !(~currentFloorID~0 < 0); 3678177#L1894-3 assume ~currentFloorID~0 < 1; 3678176#L1896-3 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3673511#L805-38 assume !(0 == isFloorCalling_~floorID#1); 3673383#L809-38 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3673379#L832-38 stopRequestedInDirection_#t~ret34#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___3~2#1 := stopRequestedInDirection_#t~ret34#1;havoc stopRequestedInDirection_#t~ret34#1; 3673270#L1900-3 assume 0 != stopRequestedInDirection_~tmp___3~2#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3673265#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3673264#L2521-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3673246#L2287-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3673242#L2292-3 timeShift_#t~ret68#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3671769#L2232-4 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3671762#L1379-8 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3671760#L2236-12 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3644230#L2242-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3729918#L2248-9 assume { :end_inline_continueInDirection } true; 3729919#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 3743600#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 3743599#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3743598#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3743597#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 3743594#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3743585#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3743584#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 3729894#L198-2 [2021-12-06 19:02:46,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:46,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1641273584, now seen corresponding path program 1 times [2021-12-06 19:02:46,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:46,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447465357] [2021-12-06 19:02:46,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:46,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:46,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:46,491 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:46,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447465357] [2021-12-06 19:02:46,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447465357] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:46,491 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:46,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:46,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105267568] [2021-12-06 19:02:46,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:46,492 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:46,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:46,492 INFO L85 PathProgramCache]: Analyzing trace with hash 971648151, now seen corresponding path program 2 times [2021-12-06 19:02:46,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:46,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056491940] [2021-12-06 19:02:46,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:46,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:46,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:46,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056491940] [2021-12-06 19:02:46,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056491940] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:46,513 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:46,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:46,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504433767] [2021-12-06 19:02:46,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:46,514 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:46,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:46,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:46,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:46,514 INFO L87 Difference]: Start difference. First operand 140920 states and 254462 transitions. cyclomatic complexity: 113549 Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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) [2021-12-06 19:02:46,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:46,932 INFO L93 Difference]: Finished difference Result 140920 states and 254458 transitions. [2021-12-06 19:02:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:02:46,933 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140920 states and 254458 transitions. [2021-12-06 19:02:47,662 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:48,052 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140920 states to 140920 states and 254458 transitions. [2021-12-06 19:02:48,052 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 140920 [2021-12-06 19:02:48,149 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 140920 [2021-12-06 19:02:48,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 140920 states and 254458 transitions. [2021-12-06 19:02:48,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:48,229 INFO L681 BuchiCegarLoop]: Abstraction has 140920 states and 254458 transitions. [2021-12-06 19:02:48,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140920 states and 254458 transitions. [2021-12-06 19:02:49,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140920 to 140920. [2021-12-06 19:02:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140920 states, 140920 states have (on average 1.8056911722963382) internal successors, (254458), 140919 states have internal predecessors, (254458), 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) [2021-12-06 19:02:49,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140920 states to 140920 states and 254458 transitions. [2021-12-06 19:02:49,862 INFO L704 BuchiCegarLoop]: Abstraction has 140920 states and 254458 transitions. [2021-12-06 19:02:49,862 INFO L587 BuchiCegarLoop]: Abstraction has 140920 states and 254458 transitions. [2021-12-06 19:02:49,862 INFO L425 BuchiCegarLoop]: ======== Iteration 30============ [2021-12-06 19:02:49,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140920 states and 254458 transitions. [2021-12-06 19:02:50,141 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:50,142 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:50,142 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:50,143 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:02:50,143 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, 1, 1, 1, 1] [2021-12-06 19:02:50,144 INFO L791 eck$LassoCheckResult]: Stem: 3915733#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 3915734#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 3915689#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3915464#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 3915465#L1414 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; 3916703#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 3916899#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 3916900#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 3916603#L458 assume !(0 == getOrigin_~person#1); 3916604#L462 assume !(1 == getOrigin_~person#1); 3916737#L466 assume !(2 == getOrigin_~person#1); 3916339#L470 assume !(3 == getOrigin_~person#1); 3916340#L474 assume !(4 == getOrigin_~person#1); 3916563#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 3915703#L483 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; 3915704#L1076 assume !(0 == initPersonOnFloor_~floor#1); 3916359#L1103 assume 1 == initPersonOnFloor_~floor#1; 3916880#L1104 assume !(0 == initPersonOnFloor_~person#1); 3917099#L1107 assume !(1 == initPersonOnFloor_~person#1); 3916436#L1110 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_1~0 := 1; 3915035#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3915036#L868 assume !(0 == callOnFloor_~floorID#1); 3917051#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 3917123#L880-2 assume { :end_inline_callOnFloor } true; 3917151#L1220 assume { :end_inline_initPersonOnFloor } true; 3917147#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3917148#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3917143#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3917144#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3916274#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3916275#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3915801#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3915803#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3917135#L2413 assume !(0 != timeShift_~tmp___9~2#1); 3917137#L2504 assume !(1 == ~doorState~0); 3927209#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3935093#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3935094#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3935136#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3934968#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3935134#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3934957#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3935125#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3935103#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 3934981#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3934962#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3934958#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3934954#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3934951#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3934947#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3914760#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 3914761#L2248-5 assume { :end_inline_continueInDirection } true; 3916654#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 3916655#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 3915303#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 3915304#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 3917104#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 3914960#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 3914961#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3915822#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 3917121#L198-2 [2021-12-06 19:02:50,144 INFO L793 eck$LassoCheckResult]: Loop: 3917121#L198-2 assume !false; 4033115#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 4033111#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 4032786#L1499 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; 4032785#L206 assume 1 != cleanup_~tmp___0~0#1; 4032764#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3993635#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3993594#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 3991930#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 3991881#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3991874#L805-22 assume !(0 == isFloorCalling_~floorID#1); 3991867#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3991868#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 3983950#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 3983941#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 3983455#L1837 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; 3983453#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3983454#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3929003#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 3929001#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 3929000#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 3928999#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 3928998#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 3928997#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3928995#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 3928983#L2504-3 assume !(1 == ~doorState~0); 3928984#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3934796#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 3934795#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3934790#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 3934788#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3934786#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3934785#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 3934783#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3934784#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 3934762#L1860-3 assume !(0 != stopRequestedInDirection_~tmp~13#1); 3934763#L1866-3 assume !(~currentFloorID~0 < 0); 3934937#L1881-3 assume !(~currentFloorID~0 < 0); 3934935#L1894-3 assume ~currentFloorID~0 < 1; 3934933#L1896-3 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 3934929#L805-38 assume !(0 == isFloorCalling_~floorID#1); 3934853#L809-38 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 3934800#L832-38 stopRequestedInDirection_#t~ret34#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___3~2#1 := stopRequestedInDirection_#t~ret34#1;havoc stopRequestedInDirection_#t~ret34#1; 3934764#L1900-3 assume 0 != stopRequestedInDirection_~tmp___3~2#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 3934750#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 3934751#L2521-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 3935145#L2287-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 3935144#L2292-3 timeShift_#t~ret68#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 3935142#L2232-4 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 3935143#L1379-8 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 3939693#L2236-12 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 3926174#L2242-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 4040855#L2248-9 assume { :end_inline_continueInDirection } true; 4040854#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 4040853#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 4040852#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 4040850#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 4040851#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 4040834#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 4040822#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4040693#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 3917121#L198-2 [2021-12-06 19:02:50,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:50,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1612261429, now seen corresponding path program 1 times [2021-12-06 19:02:50,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:50,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691390163] [2021-12-06 19:02:50,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:50,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:50,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:50,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691390163] [2021-12-06 19:02:50,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691390163] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:50,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:50,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:50,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926167244] [2021-12-06 19:02:50,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:50,174 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:50,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:50,174 INFO L85 PathProgramCache]: Analyzing trace with hash 971648151, now seen corresponding path program 3 times [2021-12-06 19:02:50,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:50,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305059825] [2021-12-06 19:02:50,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:50,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:50,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:50,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:50,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305059825] [2021-12-06 19:02:50,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305059825] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:50,194 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:50,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:50,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962970807] [2021-12-06 19:02:50,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:50,195 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:50,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:50,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:50,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:50,195 INFO L87 Difference]: Start difference. First operand 140920 states and 254458 transitions. cyclomatic complexity: 113545 Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2021-12-06 19:02:50,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:50,602 INFO L93 Difference]: Finished difference Result 140920 states and 254454 transitions. [2021-12-06 19:02:50,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:02:50,602 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140920 states and 254454 transitions. [2021-12-06 19:02:51,271 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:51,610 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140920 states to 140920 states and 254454 transitions. [2021-12-06 19:02:51,610 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 140920 [2021-12-06 19:02:51,694 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 140920 [2021-12-06 19:02:51,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 140920 states and 254454 transitions. [2021-12-06 19:02:51,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:51,754 INFO L681 BuchiCegarLoop]: Abstraction has 140920 states and 254454 transitions. [2021-12-06 19:02:51,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140920 states and 254454 transitions. [2021-12-06 19:02:52,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140920 to 140920. [2021-12-06 19:02:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140920 states, 140920 states have (on average 1.8056627873971047) internal successors, (254454), 140919 states have internal predecessors, (254454), 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) [2021-12-06 19:02:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140920 states to 140920 states and 254454 transitions. [2021-12-06 19:02:53,506 INFO L704 BuchiCegarLoop]: Abstraction has 140920 states and 254454 transitions. [2021-12-06 19:02:53,506 INFO L587 BuchiCegarLoop]: Abstraction has 140920 states and 254454 transitions. [2021-12-06 19:02:53,506 INFO L425 BuchiCegarLoop]: ======== Iteration 31============ [2021-12-06 19:02:53,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140920 states and 254454 transitions. [2021-12-06 19:02:53,821 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:53,821 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:53,821 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:53,823 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:02:53,823 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, 1, 1, 1, 1] [2021-12-06 19:02:53,823 INFO L791 eck$LassoCheckResult]: Stem: 4197589#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 4197590#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 4197547#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4197317#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 4197318#L1414 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; 4198585#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 4198790#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 4198791#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 4198482#L458 assume !(0 == getOrigin_~person#1); 4198483#L462 assume !(1 == getOrigin_~person#1); 4198619#L466 assume !(2 == getOrigin_~person#1); 4198210#L470 assume !(3 == getOrigin_~person#1); 4198211#L474 assume !(4 == getOrigin_~person#1); 4198440#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 4197560#L483 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; 4197561#L1076 assume !(0 == initPersonOnFloor_~floor#1); 4198233#L1103 assume !(1 == initPersonOnFloor_~floor#1); 4196591#L1130 assume !(2 == initPersonOnFloor_~floor#1); 4196593#L1157 assume !(3 == initPersonOnFloor_~floor#1); 4197979#L1184 assume !(4 == initPersonOnFloor_~floor#1); 4196888#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 4196889#L868 assume !(0 == callOnFloor_~floorID#1); 4198957#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 4199033#L880-2 assume { :end_inline_callOnFloor } true; 4199054#L1220 assume { :end_inline_initPersonOnFloor } true; 4199050#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4199051#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4199046#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 4199047#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 4198144#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 4198145#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 4197655#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 4197657#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 4199039#L2413 assume !(0 != timeShift_~tmp___9~2#1); 4199041#L2504 assume !(1 == ~doorState~0); 4208612#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4241738#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4241737#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 4241736#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4198787#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4199084#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4199059#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4199064#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4241673#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 4199026#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4199027#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 4199137#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 4241582#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4196931#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 4196932#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 4199006#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 4258153#L2248-5 assume { :end_inline_continueInDirection } true; 4258152#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 4258151#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 4258150#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 4258148#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 4258149#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 4258139#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 4258130#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4258129#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 4258126#L198-2 [2021-12-06 19:02:53,824 INFO L793 eck$LassoCheckResult]: Loop: 4258126#L198-2 assume !false; 4258127#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 4292375#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 4292373#L1499 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; 4292371#L206 assume 1 != cleanup_~tmp___0~0#1; 4292369#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4292367#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4292365#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 4292363#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 4292359#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4292360#L805-22 assume !(0 == isFloorCalling_~floorID#1); 4299535#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4299534#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 4292339#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 4248612#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 4292210#L1837 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; 4292208#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4292209#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4210298#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 4210296#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 4210295#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 4210294#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 4210293#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 4210292#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 4210290#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 4210278#L2504-3 assume !(1 == ~doorState~0); 4210279#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4292985#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 4292984#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4292877#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4292858#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4292853#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4292848#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4292843#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4263436#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 4263437#L1860-3 assume !(0 != stopRequestedInDirection_~tmp~13#1); 4292781#L1866-3 assume !(~currentFloorID~0 < 0); 4292819#L1881-3 assume !(~currentFloorID~0 < 0); 4292818#L1894-3 assume ~currentFloorID~0 < 1; 4292817#L1896-3 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4292816#L805-38 assume !(0 == isFloorCalling_~floorID#1); 4292815#L809-38 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4292811#L832-38 stopRequestedInDirection_#t~ret34#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___3~2#1 := stopRequestedInDirection_#t~ret34#1;havoc stopRequestedInDirection_#t~ret34#1; 4292786#L1900-3 assume 0 != stopRequestedInDirection_~tmp___3~2#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4263384#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 4263385#L2521-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4261432#L2287-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4261431#L2292-3 timeShift_#t~ret68#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 4261429#L2232-4 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4261428#L1379-8 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 4261427#L2236-12 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 4208660#L2242-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 4258344#L2248-9 assume { :end_inline_continueInDirection } true; 4258343#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 4258342#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 4258341#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 4258339#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 4258340#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 4258328#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 4258314#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4258128#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 4258126#L198-2 [2021-12-06 19:02:53,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:53,824 INFO L85 PathProgramCache]: Analyzing trace with hash -544037707, now seen corresponding path program 1 times [2021-12-06 19:02:53,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:53,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396549714] [2021-12-06 19:02:53,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:53,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:53,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:53,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396549714] [2021-12-06 19:02:53,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396549714] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:53,846 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:53,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:53,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306873042] [2021-12-06 19:02:53,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:53,846 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:53,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:53,846 INFO L85 PathProgramCache]: Analyzing trace with hash 971648151, now seen corresponding path program 4 times [2021-12-06 19:02:53,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:53,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181864736] [2021-12-06 19:02:53,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:53,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:53,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:53,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181864736] [2021-12-06 19:02:53,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181864736] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:53,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:53,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:02:53,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706931216] [2021-12-06 19:02:53,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:53,868 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:53,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:53,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:02:53,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:02:53,868 INFO L87 Difference]: Start difference. First operand 140920 states and 254454 transitions. cyclomatic complexity: 113541 Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2021-12-06 19:02:54,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:54,272 INFO L93 Difference]: Finished difference Result 140899 states and 254420 transitions. [2021-12-06 19:02:54,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:02:54,273 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140899 states and 254420 transitions. [2021-12-06 19:02:54,947 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:55,308 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140899 states to 140899 states and 254420 transitions. [2021-12-06 19:02:55,309 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 140899 [2021-12-06 19:02:55,391 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 140899 [2021-12-06 19:02:55,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 140899 states and 254420 transitions. [2021-12-06 19:02:55,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:55,455 INFO L681 BuchiCegarLoop]: Abstraction has 140899 states and 254420 transitions. [2021-12-06 19:02:55,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140899 states and 254420 transitions. [2021-12-06 19:02:56,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140899 to 140899. [2021-12-06 19:02:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140899 states, 140899 states have (on average 1.8056906010688507) internal successors, (254420), 140898 states have internal predecessors, (254420), 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) [2021-12-06 19:02:57,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140899 states to 140899 states and 254420 transitions. [2021-12-06 19:02:57,021 INFO L704 BuchiCegarLoop]: Abstraction has 140899 states and 254420 transitions. [2021-12-06 19:02:57,021 INFO L587 BuchiCegarLoop]: Abstraction has 140899 states and 254420 transitions. [2021-12-06 19:02:57,021 INFO L425 BuchiCegarLoop]: ======== Iteration 32============ [2021-12-06 19:02:57,021 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140899 states and 254420 transitions. [2021-12-06 19:02:57,403 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 135554 [2021-12-06 19:02:57,403 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:02:57,403 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:02:57,405 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:02:57,406 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, 1, 1, 1, 1] [2021-12-06 19:02:57,406 INFO L791 eck$LassoCheckResult]: Stem: 4479404#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 4479405#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 4479359#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4479137#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 4479138#L1414 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; 4480374#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 4480567#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 4480568#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 4480275#L458 assume !(0 == getOrigin_~person#1); 4480276#L462 assume !(1 == getOrigin_~person#1); 4480403#L466 assume !(2 == getOrigin_~person#1); 4480008#L470 assume !(3 == getOrigin_~person#1); 4480009#L474 assume !(4 == getOrigin_~person#1); 4480232#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 4479372#L483 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; 4479373#L1076 assume !(0 == initPersonOnFloor_~floor#1); 4480033#L1103 assume 1 == initPersonOnFloor_~floor#1; 4480548#L1104 assume !(0 == initPersonOnFloor_~person#1); 4480760#L1107 assume !(1 == initPersonOnFloor_~person#1); 4480107#L1110 assume !(2 == initPersonOnFloor_~person#1); 4480108#L1113 assume 3 == initPersonOnFloor_~person#1;~personOnFloor_3_1~0 := 1; 4478716#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 4478717#L868 assume !(0 == callOnFloor_~floorID#1); 4480724#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 4480785#L880-2 assume { :end_inline_callOnFloor } true; 4480801#L1220 assume { :end_inline_initPersonOnFloor } true; 4480800#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4480799#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4480798#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 4480797#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 4479943#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 4478460#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 4478461#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 4479474#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 4480794#L2413 assume !(0 != timeShift_~tmp___9~2#1); 4480796#L2504 assume !(1 == ~doorState~0); 4490742#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4545316#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4545314#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 4545313#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4545282#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4545376#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4545260#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4545374#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4545372#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 4545373#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4545274#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 4545256#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 4545254#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4545252#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 4545250#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 4478442#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 4478443#L2248-5 assume { :end_inline_continueInDirection } true; 4564583#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 4564575#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 4564576#L595 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 4480770#L596 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 4480771#L1661 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 4478642#L600 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 4478643#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4479494#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 4480784#L198-2 [2021-12-06 19:02:57,406 INFO L793 eck$LassoCheckResult]: Loop: 4480784#L198-2 assume !false; 4585819#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 4585777#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 4580140#L1499 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; 4580139#L206 assume 1 != cleanup_~tmp___0~0#1; 4580138#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4580137#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4580136#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 4580135#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 4580132#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4580131#L805-22 assume !(0 == isFloorCalling_~floorID#1); 4580129#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4580122#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 4580123#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 4550445#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 4550446#L1837 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; 4518038#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4518039#L805-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4492530#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 4492524#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 4492517#L1669-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 4492512#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 4492500#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 4492494#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 4492488#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 4492480#L2504-3 assume !(1 == ~doorState~0); 4492481#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4549245#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 4549243#L2025-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4549236#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4549234#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4549231#L2287-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4549232#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4545234#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4545233#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 4545232#L1860-3 assume !(0 != stopRequestedInDirection_~tmp~13#1); 4545231#L1866-3 assume !(~currentFloorID~0 < 0); 4545229#L1881-3 assume !(~currentFloorID~0 < 0); 4545227#L1894-3 assume ~currentFloorID~0 < 1; 4545226#L1896-3 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4545221#L805-38 assume !(0 == isFloorCalling_~floorID#1); 4545219#L809-38 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4545215#L832-38 stopRequestedInDirection_#t~ret34#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___3~2#1 := stopRequestedInDirection_#t~ret34#1;havoc stopRequestedInDirection_#t~ret34#1; 4545185#L1900-3 assume 0 != stopRequestedInDirection_~tmp___3~2#1;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4545171#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 4545169#L2521-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4545166#L2287-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4545165#L2292-3 timeShift_#t~ret68#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 4545164#L2232-4 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4545163#L1379-8 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 4545162#L2236-12 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 4489374#L2242-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 4585882#L2248-9 assume { :end_inline_continueInDirection } true; 4585881#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 4585880#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 4585878#L595-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 4585876#L596-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~12#1;havoc areDoorsOpen_~retValue_acc~12#1;areDoorsOpen_~retValue_acc~12#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~12#1; 4585877#L1661-5 __utac_acc__Specification2_spec__3_#t~ret19#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret19#1;havoc __utac_acc__Specification2_spec__3_#t~ret19#1; 4585835#L600-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 4585825#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4585823#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 4480784#L198-2 [2021-12-06 19:02:57,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:57,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1695735115, now seen corresponding path program 1 times [2021-12-06 19:02:57,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:57,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303269024] [2021-12-06 19:02:57,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:57,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:57,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:57,433 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:57,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303269024] [2021-12-06 19:02:57,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303269024] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:57,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:57,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:02:57,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000928822] [2021-12-06 19:02:57,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:57,434 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:02:57,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:02:57,435 INFO L85 PathProgramCache]: Analyzing trace with hash 949015897, now seen corresponding path program 2 times [2021-12-06 19:02:57,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:02:57,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702696917] [2021-12-06 19:02:57,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:02:57,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:02:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:02:57,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:02:57,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:02:57,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702696917] [2021-12-06 19:02:57,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702696917] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:02:57,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:02:57,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:02:57,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774181025] [2021-12-06 19:02:57,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:02:57,471 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:02:57,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:02:57,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:02:57,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:02:57,472 INFO L87 Difference]: Start difference. First operand 140899 states and 254420 transitions. cyclomatic complexity: 113528 Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) [2021-12-06 19:02:58,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:02:58,837 INFO L93 Difference]: Finished difference Result 152899 states and 274192 transitions. [2021-12-06 19:02:58,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 19:02:58,838 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 152899 states and 274192 transitions. [2021-12-06 19:02:59,376 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 147614 [2021-12-06 19:02:59,758 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 152899 states to 152899 states and 274192 transitions. [2021-12-06 19:02:59,759 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 152899 [2021-12-06 19:02:59,844 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 152899 [2021-12-06 19:02:59,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 152899 states and 274192 transitions. [2021-12-06 19:02:59,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:02:59,910 INFO L681 BuchiCegarLoop]: Abstraction has 152899 states and 274192 transitions. [2021-12-06 19:03:00,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152899 states and 274192 transitions. [2021-12-06 19:03:01,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152899 to 143237. [2021-12-06 19:03:01,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143237 states, 143237 states have (on average 1.7989276513749939) internal successors, (257673), 143236 states have internal predecessors, (257673), 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) [2021-12-06 19:03:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143237 states to 143237 states and 257673 transitions. [2021-12-06 19:03:01,434 INFO L704 BuchiCegarLoop]: Abstraction has 143237 states and 257673 transitions. [2021-12-06 19:03:01,434 INFO L587 BuchiCegarLoop]: Abstraction has 143237 states and 257673 transitions. [2021-12-06 19:03:01,434 INFO L425 BuchiCegarLoop]: ======== Iteration 33============ [2021-12-06 19:03:01,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143237 states and 257673 transitions. [2021-12-06 19:03:01,781 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 137970 [2021-12-06 19:03:01,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:03:01,782 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:03:01,784 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:01,784 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:01,784 INFO L791 eck$LassoCheckResult]: Stem: 4773236#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 4773237#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 4773191#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4772963#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 4772964#L1414 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; 4774194#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 4774395#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 4774396#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 4774096#L458 assume !(0 == getOrigin_~person#1); 4774097#L462 assume !(1 == getOrigin_~person#1); 4774227#L466 assume !(2 == getOrigin_~person#1); 4773834#L470 assume !(3 == getOrigin_~person#1); 4773835#L474 assume !(4 == getOrigin_~person#1); 4774059#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 4773206#L483 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; 4773207#L1076 assume !(0 == initPersonOnFloor_~floor#1); 4773854#L1103 assume 1 == initPersonOnFloor_~floor#1; 4774374#L1104 assume !(0 == initPersonOnFloor_~person#1); 4774607#L1107 assume !(1 == initPersonOnFloor_~person#1); 4773932#L1110 assume !(2 == initPersonOnFloor_~person#1); 4773933#L1113 assume 3 == initPersonOnFloor_~person#1;~personOnFloor_3_1~0 := 1; 4772543#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 4772544#L868 assume !(0 == callOnFloor_~floorID#1); 4774557#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 4774637#L880-2 assume { :end_inline_callOnFloor } true; 4774649#L1220 assume { :end_inline_initPersonOnFloor } true; 4774648#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4774647#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4774646#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 4774645#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 4773765#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 4772284#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 4772285#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 4773300#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 4774644#L2413 assume !(0 != timeShift_~tmp___9~2#1); 4774463#L2504 assume 1 == ~doorState~0;~doorState~0 := 0; 4774464#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4773056#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4772494#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 4772495#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4773898#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4774673#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4774653#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4774655#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4774650#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 4774625#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4774626#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 4774316#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 4774317#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4772586#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 4772587#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 4774605#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 4894974#L2248-5 assume { :end_inline_continueInDirection } true; 4894971#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 4894970#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 4894969#L595 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894968#L609 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894967#L624 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894966#L639 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894965#L654 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894964#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4894962#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 4894932#L198-2 [2021-12-06 19:03:01,785 INFO L793 eck$LassoCheckResult]: Loop: 4894932#L198-2 assume !false; 4894930#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 4894928#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 4894926#L1499 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; 4894924#L206 assume 1 != cleanup_~tmp___0~0#1; 4894922#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4894913#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4894860#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 4894856#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 4894813#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4894807#L805-22 assume !(0 == isFloorCalling_~floorID#1); 4894803#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4894804#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 4894541#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 4788475#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 4894533#L1837 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; 4894532#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 4894531#L805-26 assume !(0 == isFloorCalling_~floorID#1); 4894528#L809-26 assume !(1 == isFloorCalling_~floorID#1); 4894527#L813-26 assume !(2 == isFloorCalling_~floorID#1); 4894523#L817-26 assume !(3 == isFloorCalling_~floorID#1); 4894519#L821-26 assume !(4 == isFloorCalling_~floorID#1);isFloorCalling_~retValue_acc~5#1 := 0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 4894517#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 4894515#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 4894513#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 4894509#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 4894507#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 4894501#L1681-1 assume !(3 == buttonForFloorIsPressed_~floorID#1); 4894489#L1685-1 assume !(4 == buttonForFloorIsPressed_~floorID#1);buttonForFloorIsPressed_~retValue_acc~13#1 := 0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 4894410#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 4894374#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 4894366#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 4894360#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 4894359#L2504-3 assume !(1 == ~doorState~0); 4879522#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4894128#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 4894119#L2025-2 assume !(0 == ~currentFloorID~0); 4894116#L2031-2 assume !(~currentFloorID~0 > 0); 4894115#L2046-2 assume !(~currentFloorID~0 > 0); 4894114#L2059-2 assume !(~currentFloorID~0 > 1); 4894113#L2075-2 assume !(~currentFloorID~0 > 1); 4894112#L2088-2 assume !(~currentFloorID~0 > 2); 4894111#L2104-2 assume !(~currentFloorID~0 > 2); 4894110#L2117-2 assume !(~currentFloorID~0 > 3); 4894109#L2133-2 assume !(~currentFloorID~0 > 3); 4894108#L2146-2 assume !(~currentFloorID~0 > 4); 4894107#L2162-2 assume !(~currentFloorID~0 > 4);stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4894106#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4894105#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 4894103#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 4894032#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 4894033#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 4888053#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 4888052#L1860-3 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 4887589#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 4898118#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 4898117#L2232-5 assume !(1 == ~currentHeading~0); 4898116#L2242-15 assume !(0 == ~currentFloorID~0); 4782699#L2242-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 4896520#L2248-11 assume { :end_inline_continueInDirection } true; 4895030#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 4895028#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 4895013#L595-1 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 4895003#L609-1 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894994#L624-1 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894987#L639-1 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894976#L654-1 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 4894975#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 4894963#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 4894932#L198-2 [2021-12-06 19:03:01,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:01,785 INFO L85 PathProgramCache]: Analyzing trace with hash -642362001, now seen corresponding path program 1 times [2021-12-06 19:03:01,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:01,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95561129] [2021-12-06 19:03:01,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:01,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:01,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:01,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:01,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95561129] [2021-12-06 19:03:01,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95561129] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:01,808 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:01,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:03:01,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987592598] [2021-12-06 19:03:01,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:01,808 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:03:01,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:01,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1129033856, now seen corresponding path program 1 times [2021-12-06 19:03:01,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:01,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208698726] [2021-12-06 19:03:01,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:01,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:01,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:01,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:01,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208698726] [2021-12-06 19:03:01,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208698726] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:01,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:01,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:03:01,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871617909] [2021-12-06 19:03:01,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:01,831 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:03:01,831 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:03:01,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:03:01,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:03:01,832 INFO L87 Difference]: Start difference. First operand 143237 states and 257673 transitions. cyclomatic complexity: 114442 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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) [2021-12-06 19:03:02,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:03:02,420 INFO L93 Difference]: Finished difference Result 143237 states and 257672 transitions. [2021-12-06 19:03:02,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:03:02,421 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 143237 states and 257672 transitions. [2021-12-06 19:03:03,048 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 137970 [2021-12-06 19:03:03,454 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 143237 states to 143237 states and 257672 transitions. [2021-12-06 19:03:03,454 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 143237 [2021-12-06 19:03:03,539 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 143237 [2021-12-06 19:03:03,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 143237 states and 257672 transitions. [2021-12-06 19:03:03,605 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:03:03,606 INFO L681 BuchiCegarLoop]: Abstraction has 143237 states and 257672 transitions. [2021-12-06 19:03:03,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143237 states and 257672 transitions. [2021-12-06 19:03:04,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143237 to 143237. [2021-12-06 19:03:04,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143237 states, 143237 states have (on average 1.798920669938633) internal successors, (257672), 143236 states have internal predecessors, (257672), 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) [2021-12-06 19:03:05,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143237 states to 143237 states and 257672 transitions. [2021-12-06 19:03:05,196 INFO L704 BuchiCegarLoop]: Abstraction has 143237 states and 257672 transitions. [2021-12-06 19:03:05,196 INFO L587 BuchiCegarLoop]: Abstraction has 143237 states and 257672 transitions. [2021-12-06 19:03:05,196 INFO L425 BuchiCegarLoop]: ======== Iteration 34============ [2021-12-06 19:03:05,196 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143237 states and 257672 transitions. [2021-12-06 19:03:05,535 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 137970 [2021-12-06 19:03:05,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:03:05,536 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:03:05,538 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:05,538 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:05,538 INFO L791 eck$LassoCheckResult]: Stem: 5059720#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 5059721#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 5059677#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 5059447#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 5059448#L1414 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; 5060657#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 5060853#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 5060854#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 5060561#L458 assume !(0 == getOrigin_~person#1); 5060562#L462 assume !(1 == getOrigin_~person#1); 5060689#L466 assume !(2 == getOrigin_~person#1); 5060303#L470 assume !(3 == getOrigin_~person#1); 5060304#L474 assume !(4 == getOrigin_~person#1); 5060524#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 5059690#L483 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; 5059691#L1076 assume !(0 == initPersonOnFloor_~floor#1); 5060324#L1103 assume 1 == initPersonOnFloor_~floor#1; 5060829#L1104 assume !(0 == initPersonOnFloor_~person#1); 5061038#L1107 assume !(1 == initPersonOnFloor_~person#1); 5060400#L1110 assume !(2 == initPersonOnFloor_~person#1); 5060401#L1113 assume !(3 == initPersonOnFloor_~person#1); 5060413#L1116 assume 4 == initPersonOnFloor_~person#1;~personOnFloor_4_1~0 := 1; 5059028#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 5059029#L868 assume !(0 == callOnFloor_~floorID#1); 5060998#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 5061064#L880-2 assume { :end_inline_callOnFloor } true; 5061075#L1220 assume { :end_inline_initPersonOnFloor } true; 5061074#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5061073#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5061072#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 5061071#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 5060244#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 5058771#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 5058772#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 5059786#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 5061069#L2413 assume !(0 != timeShift_~tmp___9~2#1); 5060920#L2504 assume 1 == ~doorState~0;~doorState~0 := 0; 5060921#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5059539#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5058979#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 5058980#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5060367#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 5061098#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 5061082#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 5061080#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5061076#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 5061056#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5059958#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 5060777#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 5060778#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5059071#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 5059072#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 5180974#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 5180972#L2248-5 assume { :end_inline_continueInDirection } true; 5180969#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 5180967#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 5180965#L595 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 5180962#L609 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 5180961#L624 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 5060374#L639 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 5060375#L654 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 5059805#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 5059806#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 5061062#L198-2 [2021-12-06 19:03:05,539 INFO L793 eck$LassoCheckResult]: Loop: 5061062#L198-2 assume !false; 5180843#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 5180840#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 5180838#L1499 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; 5180836#L206 assume 1 != cleanup_~tmp___0~0#1; 5180834#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5180832#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5180830#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 5180828#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 5180826#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5180824#L805-22 assume !(0 == isFloorCalling_~floorID#1); 5180821#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5180818#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 5180770#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 5083297#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 5180761#L1837 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; 5180759#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5180757#L805-26 assume !(0 == isFloorCalling_~floorID#1); 5180755#L809-26 assume !(1 == isFloorCalling_~floorID#1); 5180753#L813-26 assume !(2 == isFloorCalling_~floorID#1); 5180751#L817-26 assume !(3 == isFloorCalling_~floorID#1); 5180749#L821-26 assume !(4 == isFloorCalling_~floorID#1);isFloorCalling_~retValue_acc~5#1 := 0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5180747#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 5180722#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 5180723#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 5180733#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 5180731#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 5180729#L1681-1 assume !(3 == buttonForFloorIsPressed_~floorID#1); 5180727#L1685-1 assume !(4 == buttonForFloorIsPressed_~floorID#1);buttonForFloorIsPressed_~retValue_acc~13#1 := 0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 5180725#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 5180721#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 5180718#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 5180716#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 5180714#L2504-3 assume !(1 == ~doorState~0); 5180711#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5180710#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 5180709#L2025-2 assume !(0 == ~currentFloorID~0); 5180708#L2031-2 assume !(~currentFloorID~0 > 0); 5180707#L2046-2 assume !(~currentFloorID~0 > 0); 5180706#L2059-2 assume !(~currentFloorID~0 > 1); 5180705#L2075-2 assume !(~currentFloorID~0 > 1); 5180704#L2088-2 assume !(~currentFloorID~0 > 2); 5180703#L2104-2 assume !(~currentFloorID~0 > 2); 5180702#L2117-2 assume !(~currentFloorID~0 > 3); 5180701#L2133-2 assume !(~currentFloorID~0 > 3); 5180700#L2146-2 assume !(~currentFloorID~0 > 4); 5180699#L2162-2 assume !(~currentFloorID~0 > 4);stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5180698#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 5180697#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 5180695#L2287-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 5180686#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5070822#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5070821#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 5070819#L1860-3 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5070820#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 5181145#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 5181143#L2232-5 assume !(1 == ~currentHeading~0); 5181099#L2242-15 assume !(0 == ~currentFloorID~0); 5181097#L2242-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 5180870#L2248-11 assume { :end_inline_continueInDirection } true; 5180865#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 5180863#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 5180858#L595-1 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 5180856#L609-1 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 5180854#L624-1 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 5180852#L639-1 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 5180850#L654-1 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 5180848#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 5180846#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 5061062#L198-2 [2021-12-06 19:03:05,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:05,539 INFO L85 PathProgramCache]: Analyzing trace with hash -730875510, now seen corresponding path program 1 times [2021-12-06 19:03:05,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:05,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778294361] [2021-12-06 19:03:05,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:05,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:05,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:05,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778294361] [2021-12-06 19:03:05,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778294361] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:05,562 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:05,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:03:05,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411074898] [2021-12-06 19:03:05,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:05,563 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:03:05,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:05,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1946682306, now seen corresponding path program 1 times [2021-12-06 19:03:05,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:05,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288471987] [2021-12-06 19:03:05,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:05,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:05,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:05,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288471987] [2021-12-06 19:03:05,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288471987] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:05,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:05,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:03:05,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965166960] [2021-12-06 19:03:05,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:05,586 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:03:05,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:03:05,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:03:05,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:03:05,587 INFO L87 Difference]: Start difference. First operand 143237 states and 257672 transitions. cyclomatic complexity: 114441 Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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) [2021-12-06 19:03:05,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:03:05,993 INFO L93 Difference]: Finished difference Result 143237 states and 257671 transitions. [2021-12-06 19:03:05,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:03:05,993 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 143237 states and 257671 transitions. [2021-12-06 19:03:06,814 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 137970 [2021-12-06 19:03:07,205 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 143237 states to 143237 states and 257671 transitions. [2021-12-06 19:03:07,206 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 143237 [2021-12-06 19:03:07,305 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 143237 [2021-12-06 19:03:07,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 143237 states and 257671 transitions. [2021-12-06 19:03:07,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:03:07,379 INFO L681 BuchiCegarLoop]: Abstraction has 143237 states and 257671 transitions. [2021-12-06 19:03:07,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143237 states and 257671 transitions. [2021-12-06 19:03:08,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143237 to 143237. [2021-12-06 19:03:08,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143237 states, 143237 states have (on average 1.7989136885022725) internal successors, (257671), 143236 states have internal predecessors, (257671), 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) [2021-12-06 19:03:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143237 states to 143237 states and 257671 transitions. [2021-12-06 19:03:08,712 INFO L704 BuchiCegarLoop]: Abstraction has 143237 states and 257671 transitions. [2021-12-06 19:03:08,712 INFO L587 BuchiCegarLoop]: Abstraction has 143237 states and 257671 transitions. [2021-12-06 19:03:08,712 INFO L425 BuchiCegarLoop]: ======== Iteration 35============ [2021-12-06 19:03:08,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143237 states and 257671 transitions. [2021-12-06 19:03:09,237 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 137970 [2021-12-06 19:03:09,238 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:03:09,238 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:03:09,240 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:09,240 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:09,240 INFO L791 eck$LassoCheckResult]: Stem: 5346217#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 5346218#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 5346173#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 5345947#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 5345948#L1414 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; 5347220#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 5347441#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 5347442#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 5347114#L458 assume !(0 == getOrigin_~person#1); 5347115#L462 assume !(1 == getOrigin_~person#1); 5347259#L466 assume !(2 == getOrigin_~person#1); 5346840#L470 assume !(3 == getOrigin_~person#1); 5346841#L474 assume !(4 == getOrigin_~person#1); 5347069#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 5346186#L483 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; 5346187#L1076 assume !(0 == initPersonOnFloor_~floor#1); 5346860#L1103 assume 1 == initPersonOnFloor_~floor#1; 5347420#L1104 assume !(0 == initPersonOnFloor_~person#1); 5347663#L1107 assume !(1 == initPersonOnFloor_~person#1); 5346936#L1110 assume !(2 == initPersonOnFloor_~person#1); 5346937#L1113 assume !(3 == initPersonOnFloor_~person#1); 5346950#L1116 assume !(4 == initPersonOnFloor_~person#1); 5346623#L1119 assume !(5 == initPersonOnFloor_~person#1); 5345517#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 5345518#L868 assume !(0 == callOnFloor_~floorID#1); 5347611#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 5347691#L880-2 assume { :end_inline_callOnFloor } true; 5347715#L1220 assume { :end_inline_initPersonOnFloor } true; 5347711#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5347712#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5347707#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 5347708#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 5346774#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 5346775#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 5346286#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 5346288#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 5347699#L2413 assume !(0 != timeShift_~tmp___9~2#1); 5347701#L2504 assume 1 == ~doorState~0;~doorState~0 := 0; 5357830#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5357969#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5357968#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 5357966#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5357885#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 5357965#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 5357874#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 5357962#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5357960#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 5357898#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5357879#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 5357875#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 5357871#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5357867#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 5357863#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 5357858#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 5357855#L2248-5 assume { :end_inline_continueInDirection } true; 5357852#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 5357851#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 5357850#L595 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 5357849#L609 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 5357848#L624 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 5357847#L639 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 5357846#L654 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 5357845#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 5357842#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 5357631#L198-2 [2021-12-06 19:03:09,240 INFO L793 eck$LassoCheckResult]: Loop: 5357631#L198-2 assume !false; 5357632#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 5357623#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 5357624#L1499 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; 5357615#L206 assume 1 != cleanup_~tmp___0~0#1; 5357616#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5357607#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5357608#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 5357599#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 5357600#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5366615#L805-22 assume !(0 == isFloorCalling_~floorID#1); 5366613#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5366614#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 5366589#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 5366581#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 5366580#L1837 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; 5366579#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5366578#L805-26 assume !(0 == isFloorCalling_~floorID#1); 5366576#L809-26 assume !(1 == isFloorCalling_~floorID#1); 5366574#L813-26 assume !(2 == isFloorCalling_~floorID#1); 5366572#L817-26 assume !(3 == isFloorCalling_~floorID#1); 5366570#L821-26 assume !(4 == isFloorCalling_~floorID#1);isFloorCalling_~retValue_acc~5#1 := 0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5366568#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 5366565#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 5366566#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 5366577#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 5366575#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 5366573#L1681-1 assume !(3 == buttonForFloorIsPressed_~floorID#1); 5366571#L1685-1 assume !(4 == buttonForFloorIsPressed_~floorID#1);buttonForFloorIsPressed_~retValue_acc~13#1 := 0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 5366569#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 5366567#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 5364148#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 5364149#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 5368235#L2504-3 assume !(1 == ~doorState~0); 5362952#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5368234#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 5368233#L2025-2 assume !(0 == ~currentFloorID~0); 5368232#L2031-2 assume !(~currentFloorID~0 > 0); 5368231#L2046-2 assume !(~currentFloorID~0 > 0); 5368230#L2059-2 assume !(~currentFloorID~0 > 1); 5368229#L2075-2 assume !(~currentFloorID~0 > 1); 5368228#L2088-2 assume !(~currentFloorID~0 > 2); 5368227#L2104-2 assume !(~currentFloorID~0 > 2); 5368226#L2117-2 assume !(~currentFloorID~0 > 3); 5368225#L2133-2 assume !(~currentFloorID~0 > 3); 5368224#L2146-2 assume !(~currentFloorID~0 > 4); 5368223#L2162-2 assume !(~currentFloorID~0 > 4);stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5368222#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 5368221#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 5368219#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 5368218#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5368217#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5362199#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 5362197#L1860-3 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5362142#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 5362127#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 5362128#L2232-5 assume !(1 == ~currentHeading~0); 5362034#L2242-15 assume !(0 == ~currentFloorID~0); 5362035#L2242-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 5358088#L2248-11 assume { :end_inline_continueInDirection } true; 5358086#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 5358077#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 5358078#L595-1 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 5358069#L609-1 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 5358070#L624-1 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 5358061#L639-1 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 5358062#L654-1 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 5358053#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 5358054#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 5357631#L198-2 [2021-12-06 19:03:09,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:09,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1688685736, now seen corresponding path program 1 times [2021-12-06 19:03:09,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:09,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422117830] [2021-12-06 19:03:09,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:09,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:09,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:09,260 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:09,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422117830] [2021-12-06 19:03:09,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422117830] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:09,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:09,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:03:09,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198767515] [2021-12-06 19:03:09,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:09,261 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:03:09,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:09,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1129033856, now seen corresponding path program 2 times [2021-12-06 19:03:09,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:09,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303859507] [2021-12-06 19:03:09,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:09,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:09,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:09,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:09,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303859507] [2021-12-06 19:03:09,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303859507] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:09,282 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:09,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:03:09,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683060021] [2021-12-06 19:03:09,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:09,282 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:03:09,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:03:09,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:03:09,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:03:09,283 INFO L87 Difference]: Start difference. First operand 143237 states and 257671 transitions. cyclomatic complexity: 114440 Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-12-06 19:03:09,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:03:09,673 INFO L93 Difference]: Finished difference Result 143237 states and 257670 transitions. [2021-12-06 19:03:09,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:03:09,674 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 143237 states and 257670 transitions. [2021-12-06 19:03:10,251 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 137970 [2021-12-06 19:03:10,809 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 143237 states to 143237 states and 257670 transitions. [2021-12-06 19:03:10,809 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 143237 [2021-12-06 19:03:10,895 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 143237 [2021-12-06 19:03:10,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 143237 states and 257670 transitions. [2021-12-06 19:03:10,961 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:03:10,961 INFO L681 BuchiCegarLoop]: Abstraction has 143237 states and 257670 transitions. [2021-12-06 19:03:11,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143237 states and 257670 transitions. [2021-12-06 19:03:11,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143237 to 143237. [2021-12-06 19:03:12,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143237 states, 143237 states have (on average 1.7989067070659117) internal successors, (257670), 143236 states have internal predecessors, (257670), 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) [2021-12-06 19:03:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143237 states to 143237 states and 257670 transitions. [2021-12-06 19:03:12,322 INFO L704 BuchiCegarLoop]: Abstraction has 143237 states and 257670 transitions. [2021-12-06 19:03:12,322 INFO L587 BuchiCegarLoop]: Abstraction has 143237 states and 257670 transitions. [2021-12-06 19:03:12,322 INFO L425 BuchiCegarLoop]: ======== Iteration 36============ [2021-12-06 19:03:12,322 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143237 states and 257670 transitions. [2021-12-06 19:03:12,703 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 137970 [2021-12-06 19:03:12,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:03:12,703 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:03:12,706 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:12,706 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:03:12,706 INFO L791 eck$LassoCheckResult]: Stem: 5632696#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);~cleanupTimeShifts~0 := 12;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 5632697#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 5632652#L1406 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 5632422#L1399 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 5632423#L1414 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; 5633648#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 5633841#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 5633842#L550 assume { :end_inline___utac_acc__Specification2_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~3#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~3#1; 5633555#L458 assume !(0 == getOrigin_~person#1); 5633556#L462 assume !(1 == getOrigin_~person#1); 5633682#L466 assume !(2 == getOrigin_~person#1); 5633288#L470 assume !(3 == getOrigin_~person#1); 5633289#L474 assume !(4 == getOrigin_~person#1); 5633513#L478 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~3#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~3#1; 5632666#L483 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; 5632667#L1076 assume !(0 == initPersonOnFloor_~floor#1); 5633310#L1103 assume 1 == initPersonOnFloor_~floor#1; 5633823#L1104 assume !(0 == initPersonOnFloor_~person#1); 5634047#L1107 assume !(1 == initPersonOnFloor_~person#1); 5633386#L1110 assume !(2 == initPersonOnFloor_~person#1); 5633387#L1113 assume !(3 == initPersonOnFloor_~person#1); 5633401#L1116 assume !(4 == initPersonOnFloor_~person#1); 5633085#L1119 assume 5 == initPersonOnFloor_~person#1;~personOnFloor_5_1~0 := 1; 5632001#L1184-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 5632002#L868 assume !(0 == callOnFloor_~floorID#1); 5634001#L871 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 5634075#L880-2 assume { :end_inline_callOnFloor } true; 5645407#L1220 assume { :end_inline_initPersonOnFloor } true; 5645405#L168 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~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5645403#L805 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5645401#L832 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 5634084#L2265 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 5633228#L1669 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 5631742#L1690 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 5631743#L2272 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 5645022#L2277 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 5645020#L2413 assume !(0 != timeShift_~tmp___9~2#1); 5645017#L2504 assume 1 == ~doorState~0;~doorState~0 := 0; 5645018#L2504-2 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5645693#L1856 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5645691#L1379 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 5645687#L1860 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5644357#L2178 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 5645176#L2512 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 5644351#L2287 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 5644644#L2292 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5644636#L1856-1 assume !(1 == stopRequestedInDirection_~dir#1); 5644405#L2025-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5644403#L2178-1 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 5644370#L2521 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 5644243#L2232-2 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5644180#L1379-4 continueInDirection_#t~ret43#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~14#1 := continueInDirection_#t~ret43#1;havoc continueInDirection_#t~ret43#1; 5644163#L2236-6 assume 0 != continueInDirection_~tmp~14#1;~currentHeading~0 := 0; 5644153#L2242-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 5644145#L2248-5 assume { :end_inline_continueInDirection } true; 5644140#L2521-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 5644137#L1652 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 5644134#L595 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644131#L609 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644128#L624 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644125#L639 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644122#L654 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644119#L655 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 5644116#L2536 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 5644113#L198-2 [2021-12-06 19:03:12,706 INFO L793 eck$LassoCheckResult]: Loop: 5644113#L198-2 assume !false; 5644111#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 5644108#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~10#1;havoc isBlocked_~retValue_acc~10#1;isBlocked_~retValue_acc~10#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~10#1; 5644107#L1499 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; 5644106#L206 assume 1 != cleanup_~tmp___0~0#1; 5644105#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret31#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~12#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~12#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret26#1, anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~11#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~11#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5644104#L805-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5644103#L832-21 anyStopRequested_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret26#1;havoc anyStopRequested_#t~ret26#1; 5644102#L1760 assume !(0 != anyStopRequested_~tmp___3~1#1); 5644100#L1764 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~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5644099#L805-22 assume !(0 == isFloorCalling_~floorID#1); 5644093#L809-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~5#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5644094#L832-22 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~2#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 5644053#L1771 assume 0 != anyStopRequested_~tmp___2~2#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 5644034#L1824 isIdle_#t~ret31#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~12#1 := isIdle_#t~ret31#1;havoc isIdle_#t~ret31#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~12#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 5644032#L1837 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; 5644030#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_#t~ret59#1, timeShift_#t~ret60#1, timeShift_#t~ret61#1, timeShift_#t~ret62#1, timeShift_#t~ret63#1, timeShift_#t~ret64#1, timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_~tmp~17#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1, stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~5#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~5#1; 5644028#L805-26 assume !(0 == isFloorCalling_~floorID#1); 5644026#L809-26 assume !(1 == isFloorCalling_~floorID#1); 5644024#L813-26 assume !(2 == isFloorCalling_~floorID#1); 5644022#L817-26 assume !(3 == isFloorCalling_~floorID#1); 5644020#L821-26 assume !(4 == isFloorCalling_~floorID#1);isFloorCalling_~retValue_acc~5#1 := 0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~5#1; 5644018#L832-26 stopRequestedAtCurrentFloor_#t~ret44#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret44#1;havoc stopRequestedAtCurrentFloor_#t~ret44#1; 5644016#L2265-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~13#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~13#1; 5644014#L1669-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 5644012#L1673-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 5644010#L1677-1 assume !(2 == buttonForFloorIsPressed_~floorID#1); 5644008#L1681-1 assume !(3 == buttonForFloorIsPressed_~floorID#1); 5644006#L1685-1 assume !(4 == buttonForFloorIsPressed_~floorID#1);buttonForFloorIsPressed_~retValue_acc~13#1 := 0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 5644004#L1690-1 stopRequestedAtCurrentFloor_#t~ret45#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 5644002#L2272-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~15#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 5643999#L2277-1 timeShift_#t~ret58#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 5643997#L2413-2 assume !(0 != timeShift_~tmp___9~2#1); 5643994#L2504-3 assume !(1 == ~doorState~0); 5643991#L2504-5 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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5643990#L1856-2 assume !(1 == stopRequestedInDirection_~dir#1); 5643989#L2025-2 assume !(0 == ~currentFloorID~0); 5643988#L2031-2 assume !(~currentFloorID~0 > 0); 5643987#L2046-2 assume !(~currentFloorID~0 > 0); 5643986#L2059-2 assume !(~currentFloorID~0 > 1); 5643985#L2075-2 assume !(~currentFloorID~0 > 1); 5643984#L2088-2 assume !(~currentFloorID~0 > 2); 5643983#L2104-2 assume !(~currentFloorID~0 > 2); 5643982#L2117-2 assume !(~currentFloorID~0 > 3); 5643981#L2133-2 assume !(~currentFloorID~0 > 3); 5643980#L2146-2 assume !(~currentFloorID~0 > 4); 5643979#L2162-2 assume !(~currentFloorID~0 > 4);stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5643978#L2178-2 timeShift_#t~ret65#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 5643977#L2512-2 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~21#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~21#1; 5643975#L2287-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 5643973#L2292-2 timeShift_#t~ret66#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#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~ret32#1, stopRequestedInDirection_#t~ret33#1, stopRequestedInDirection_#t~ret34#1, stopRequestedInDirection_#t~ret35#1, stopRequestedInDirection_#t~ret36#1, stopRequestedInDirection_#t~ret37#1, stopRequestedInDirection_#t~ret38#1, stopRequestedInDirection_#t~ret39#1, stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~13#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#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~18#1;havoc stopRequestedInDirection_~tmp~13#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#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; 5643974#L1856-3 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~7#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~7#1;isTopFloor_~retValue_acc~7#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~7#1; 5643970#L1379-7 stopRequestedInDirection_#t~ret32#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~13#1 := stopRequestedInDirection_#t~ret32#1;havoc stopRequestedInDirection_#t~ret32#1; 5643968#L1860-3 assume 0 != stopRequestedInDirection_~tmp~13#1;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 5643969#L2178-3 timeShift_#t~ret67#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#1; 5644195#L2521-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~14#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~14#1;~currentHeading~0 := continueInDirection_~dir#1; 5644193#L2232-5 assume !(1 == ~currentHeading~0); 5644172#L2242-15 assume !(0 == ~currentFloorID~0); 5644156#L2242-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 5644148#L2248-11 assume { :end_inline_continueInDirection } true; 5644141#L2521-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret18#1, __utac_acc__Specification2_spec__3_#t~ret19#1, __utac_acc__Specification2_spec__3_#t~ret20#1, __utac_acc__Specification2_spec__3_#t~ret21#1, __utac_acc__Specification2_spec__3_#t~ret22#1, __utac_acc__Specification2_spec__3_#t~ret23#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~9#1, __utac_acc__Specification2_spec__3_~tmp___0~2#1, __utac_acc__Specification2_spec__3_~tmp___1~1#1, __utac_acc__Specification2_spec__3_~tmp___2~1#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~9#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 5644138#L1652-1 __utac_acc__Specification2_spec__3_#t~ret18#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~9#1 := __utac_acc__Specification2_spec__3_#t~ret18#1;havoc __utac_acc__Specification2_spec__3_#t~ret18#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~9#1; 5644135#L595-1 assume !(0 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644132#L609-1 assume !(1 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644129#L624-1 assume !(2 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644126#L639-1 assume !(3 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644123#L654-1 assume !(4 == __utac_acc__Specification2_spec__3_~floor~0#1); 5644120#L655-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 5644117#L2536-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 5644113#L198-2 [2021-12-06 19:03:12,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:12,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1440539242, now seen corresponding path program 1 times [2021-12-06 19:03:12,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:12,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206771651] [2021-12-06 19:03:12,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:12,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:12,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:12,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:12,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206771651] [2021-12-06 19:03:12,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206771651] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:12,741 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:12,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:03:12,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186795103] [2021-12-06 19:03:12,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:12,741 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 19:03:12,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:03:12,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1129033856, now seen corresponding path program 3 times [2021-12-06 19:03:12,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:03:12,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520369810] [2021-12-06 19:03:12,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:03:12,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:03:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:03:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:03:12,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:03:12,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520369810] [2021-12-06 19:03:12,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520369810] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:03:12,762 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:03:12,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:03:12,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431050251] [2021-12-06 19:03:12,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:03:12,762 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 19:03:12,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:03:12,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:03:12,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:03:12,762 INFO L87 Difference]: Start difference. First operand 143237 states and 257670 transitions. cyclomatic complexity: 114439 Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-12-06 19:03:14,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:03:14,705 INFO L93 Difference]: Finished difference Result 393071 states and 715392 transitions. [2021-12-06 19:03:14,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:03:14,706 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 393071 states and 715392 transitions. [2021-12-06 19:03:16,238 INFO L131 ngComponentsAnalysis]: Automaton has 15 accepting balls. 387102 [2021-12-06 19:03:17,093 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 393071 states to 393071 states and 715392 transitions. [2021-12-06 19:03:17,093 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 393071 [2021-12-06 19:03:17,317 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 393071 [2021-12-06 19:03:17,317 INFO L73 IsDeterministic]: Start isDeterministic. Operand 393071 states and 715392 transitions. [2021-12-06 19:03:17,642 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 19:03:17,642 INFO L681 BuchiCegarLoop]: Abstraction has 393071 states and 715392 transitions. [2021-12-06 19:03:17,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393071 states and 715392 transitions.