./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product17.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ --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 f4d752ef50871b3af82701ffcd8ca92c2975f63f8274731e1afbb137d2562986 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:28:24,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:28:24,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:28:24,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:28:24,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:28:24,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:28:24,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:28:24,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:28:24,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:28:24,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:28:24,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:28:24,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:28:24,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:28:24,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:28:24,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:28:24,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:28:24,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:28:24,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:28:24,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:28:24,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:28:24,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:28:24,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:28:24,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:28:24,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:28:24,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:28:24,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:28:24,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:28:24,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:28:24,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:28:24,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:28:24,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:28:24,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:28:24,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:28:24,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:28:24,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:28:24,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:28:24,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:28:24,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:28:24,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:28:24,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:28:24,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:28:24,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:28:24,626 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:28:24,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:28:24,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:28:24,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:28:24,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:28:24,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:28:24,630 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:28:24,630 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:28:24,631 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:28:24,631 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:28:24,632 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:28:24,632 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:28:24,632 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:28:24,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:28:24,633 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:28:24,633 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:28:24,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:28:24,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:28:24,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:28:24,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:28:24,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:28:24,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:28:24,635 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:28:24,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:28:24,635 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:28:24,635 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:28:24,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:28:24,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:28:24,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:28:24,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:28:24,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:28:24,638 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:28:24,638 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_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4d752ef50871b3af82701ffcd8ca92c2975f63f8274731e1afbb137d2562986 [2022-10-17 10:28:24,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:28:24,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:28:24,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:28:24,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:28:24,989 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:28:24,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/product-lines/elevator_spec2_product17.cil.c [2022-10-17 10:28:25,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/data/e7be0eb86/0d637a216470466984eaa22e87e9440b/FLAG3f5e3e759 [2022-10-17 10:28:25,601 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:28:25,603 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/sv-benchmarks/c/product-lines/elevator_spec2_product17.cil.c [2022-10-17 10:28:25,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/data/e7be0eb86/0d637a216470466984eaa22e87e9440b/FLAG3f5e3e759 [2022-10-17 10:28:25,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/data/e7be0eb86/0d637a216470466984eaa22e87e9440b [2022-10-17 10:28:25,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:28:25,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:28:25,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:28:25,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:28:25,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:28:25,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:28:25" (1/1) ... [2022-10-17 10:28:25,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c89f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:25, skipping insertion in model container [2022-10-17 10:28:25,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:28:25" (1/1) ... [2022-10-17 10:28:25,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:28:25,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:28:26,216 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_d89c5704-2b00-4c9d-ac82-060c2663cd15/sv-benchmarks/c/product-lines/elevator_spec2_product17.cil.c[17414,17427] [2022-10-17 10:28:26,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:28:26,560 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:28:26,594 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_d89c5704-2b00-4c9d-ac82-060c2663cd15/sv-benchmarks/c/product-lines/elevator_spec2_product17.cil.c[17414,17427] [2022-10-17 10:28:26,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:28:26,710 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:28:26,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26 WrapperNode [2022-10-17 10:28:26,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:28:26,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:28:26,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:28:26,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:28:26,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:26,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,024 INFO L138 Inliner]: procedures = 90, calls = 332, calls flagged for inlining = 185, calls inlined = 276, statements flattened = 8497 [2022-10-17 10:28:27,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:28:27,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:28:27,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:28:27,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:28:27,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,187 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:28:27,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:28:27,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:28:27,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:28:27,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (1/1) ... [2022-10-17 10:28:27,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:28:27,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:28:27,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:28:27,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d89c5704-2b00-4c9d-ac82-060c2663cd15/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:28:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:28:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:28:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:28:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:28:27,677 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:28:27,679 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:28:31,737 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:28:31,769 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:28:31,770 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:28:31,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:28:31 BoogieIcfgContainer [2022-10-17 10:28:31,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:28:31,777 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:28:31,777 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:28:31,781 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:28:31,782 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:28:31,782 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:28:25" (1/3) ... [2022-10-17 10:28:31,783 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@95869af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:28:31, skipping insertion in model container [2022-10-17 10:28:31,784 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:28:31,784 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:28:26" (2/3) ... [2022-10-17 10:28:31,784 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@95869af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:28:31, skipping insertion in model container [2022-10-17 10:28:31,785 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:28:31,785 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:28:31" (3/3) ... [2022-10-17 10:28:31,786 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product17.cil.c [2022-10-17 10:28:31,915 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:28:31,915 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:28:31,915 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:28:31,916 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:28:31,916 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:28:31,916 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:28:31,916 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:28:31,916 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:28:31,930 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2471 states, 2470 states have (on average 1.8672064777327935) internal successors, (4612), 2470 states have internal predecessors, (4612), 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) [2022-10-17 10:28:32,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1219 [2022-10-17 10:28:32,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:32,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:32,074 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:32,075 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:32,075 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:28:32,082 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2471 states, 2470 states have (on average 1.8672064777327935) internal successors, (4612), 2470 states have internal predecessors, (4612), 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) [2022-10-17 10:28:32,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1219 [2022-10-17 10:28:32,119 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:32,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:32,125 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:32,125 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:32,140 INFO L748 eck$LassoCheckResult]: Stem: 619#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 2346#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 571#L872true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 419#L865true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 514#L880true main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 904#L1324true assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 2138#L1296true 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; 2122#L2801true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 317#L772true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 254#L797true bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2297#L409true assume 0 == initPersonOnFloor_~floor#1; 1062#L410true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1145#L517-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 226#L201true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 790#L213-2true assume { :end_inline_callOnFloor } true; 241#L553true assume { :end_inline_initPersonOnFloor } true; 217#L1100true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 225#L138true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 791#L165true stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 9#L2181true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~6#1;stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1422#L2193true timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 628#L2330true assume !(0 != timeShift_~tmp___9~2#1); 25#L2421true assume !(1 == ~doorState~0); 1174#L2421-2true 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1650#L1772true assume !(1 == stopRequestedInDirection_~dir#1); 1897#L1941true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1975#L2094true timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 503#L2429true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 631#L2148true assume !(1 == ~currentHeading~0); 1208#L2158true assume !(0 == ~currentFloorID~0); 338#L2158-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1038#L2164-1true assume { :end_inline_continueInDirection } true; 1146#L2438-2true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 2452#L1568true __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 616#L2846true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2126#L2847true 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; 1534#L1577true __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 1577#L2851true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 1058#L2906true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 2292#L2453true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 1338#L1128-2true [2022-10-17 10:28:32,146 INFO L750 eck$LassoCheckResult]: Loop: 1338#L1128-2true assume !false; 376#L1129true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 2040#L1132true assume cleanup_~i~2#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; 1804#L1410true cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 1714#L1136true assume 1 != cleanup_~tmp___0~2#1; 565#L1136-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1651#L138-21true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1447#L165-21true anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 2185#L1676true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 569#L1740true isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 180#L1753true cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 670#L1148true assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 978#L138-26true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 258#L165-26true stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 2015#L2181-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~6#1;stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 1361#L2193-1true timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 179#L2330-2true assume !(0 != timeShift_~tmp___9~2#1); 1922#L2421-3true assume 1 == ~doorState~0;~doorState~0 := 0; 2362#L2421-5true 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1236#L1772-2true assume !(1 == stopRequestedInDirection_~dir#1); 2327#L1941-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 1357#L2094-2true timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 469#L2429-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 1746#L2148-3true assume !(1 == ~currentHeading~0); 2443#L2158-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 352#L2158-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 471#L2164-7true assume { :end_inline_continueInDirection } true; 2343#L2438-5true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 491#L1568-1true __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 261#L2846-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 59#L2847-1true 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; 889#L1577-5true __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 1234#L2851-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 315#L2906-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1937#L2453-1true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 1338#L1128-2true [2022-10-17 10:28:32,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:32,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1765344351, now seen corresponding path program 1 times [2022-10-17 10:28:32,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:32,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534699012] [2022-10-17 10:28:32,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:32,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:32,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:32,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:32,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534699012] [2022-10-17 10:28:32,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534699012] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:32,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:32,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:32,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118355289] [2022-10-17 10:28:32,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:32,558 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:32,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:32,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1959754487, now seen corresponding path program 1 times [2022-10-17 10:28:32,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:32,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475243773] [2022-10-17 10:28:32,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:32,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:32,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:32,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:32,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475243773] [2022-10-17 10:28:32,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475243773] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:32,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:32,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:28:32,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627031055] [2022-10-17 10:28:32,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:32,730 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:32,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:32,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:28:32,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:28:32,779 INFO L87 Difference]: Start difference. First operand has 2471 states, 2470 states have (on average 1.8672064777327935) internal successors, (4612), 2470 states have internal predecessors, (4612), 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) [2022-10-17 10:28:33,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:33,447 INFO L93 Difference]: Finished difference Result 4474 states and 8247 transitions. [2022-10-17 10:28:33,449 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4474 states and 8247 transitions. [2022-10-17 10:28:33,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2221 [2022-10-17 10:28:33,637 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4474 states to 4366 states and 8135 transitions. [2022-10-17 10:28:33,638 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4366 [2022-10-17 10:28:33,647 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4366 [2022-10-17 10:28:33,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4366 states and 8135 transitions. [2022-10-17 10:28:33,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:33,669 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4366 states and 8135 transitions. [2022-10-17 10:28:33,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4366 states and 8135 transitions. [2022-10-17 10:28:33,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4366 to 2452. [2022-10-17 10:28:33,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2452 states, 2452 states have (on average 1.8690864600326265) internal successors, (4583), 2451 states have internal predecessors, (4583), 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) [2022-10-17 10:28:33,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 4583 transitions. [2022-10-17 10:28:33,826 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2452 states and 4583 transitions. [2022-10-17 10:28:33,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-17 10:28:33,833 INFO L428 stractBuchiCegarLoop]: Abstraction has 2452 states and 4583 transitions. [2022-10-17 10:28:33,833 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:28:33,834 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2452 states and 4583 transitions. [2022-10-17 10:28:33,857 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1221 [2022-10-17 10:28:33,857 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:33,858 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:33,862 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:33,862 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:33,865 INFO L748 eck$LassoCheckResult]: Stem: 8192#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 8193#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 8120#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7858#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 7859#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 8018#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 8559#L1296 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; 9387#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 7674#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 7332#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 7552#L409 assume 0 == initPersonOnFloor_~floor#1; 8733#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 6986#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 7497#L201 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 7498#L213-2 assume { :end_inline_callOnFloor } true; 7526#L553 assume { :end_inline_initPersonOnFloor } true; 7479#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 7480#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 7495#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 6997#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 6999#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 8375#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 7715#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 7716#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 9426#L2330 assume !(0 != timeShift_~tmp___9~2#1); 7043#L2421 assume !(1 == ~doorState~0); 7044#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 8853#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 9214#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 7206#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 7995#L2429 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 7996#L2148 assume !(1 == ~currentHeading~0); 8213#L2158 assume !(0 == ~currentFloorID~0); 7099#L2158-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7709#L2164-1 assume { :end_inline_continueInDirection } true; 8248#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 8820#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 8186#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 8187#L2847 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; 9135#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 9136#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 7917#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 8728#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 9013#L1128-2 [2022-10-17 10:28:33,866 INFO L750 eck$LassoCheckResult]: Loop: 9013#L1128-2 assume !false; 7783#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 7784#L1132 assume cleanup_~i~2#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; 9291#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 9252#L1136 assume 1 != cleanup_~tmp___0~2#1; 8113#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 8114#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 8545#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 9078#L1676 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 7279#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 7401#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 7402#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 8268#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 7299#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 7558#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 8613#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 7088#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 8866#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 8868#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 9427#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 9343#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 9344#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 8914#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 8915#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 7103#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 7941#L2429-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 7943#L2148-3 assume !(1 == ~currentHeading~0); 9266#L2158-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 7738#L2158-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7739#L2164-7 assume { :end_inline_continueInDirection } true; 7945#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 7979#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 7563#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 7118#L2847-1 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; 7120#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 8546#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 7142#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 7671#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 9013#L1128-2 [2022-10-17 10:28:33,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:33,868 INFO L85 PathProgramCache]: Analyzing trace with hash 130632768, now seen corresponding path program 1 times [2022-10-17 10:28:33,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:33,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642372298] [2022-10-17 10:28:33,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:33,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:34,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:34,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:34,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642372298] [2022-10-17 10:28:34,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642372298] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:34,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:34,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:34,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348897415] [2022-10-17 10:28:34,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:34,042 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:34,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:34,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1397495632, now seen corresponding path program 1 times [2022-10-17 10:28:34,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:34,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79974735] [2022-10-17 10:28:34,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:34,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:34,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:34,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:34,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79974735] [2022-10-17 10:28:34,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79974735] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:34,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:34,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-17 10:28:34,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350484743] [2022-10-17 10:28:34,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:34,178 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:34,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:34,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-17 10:28:34,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:28:34,179 INFO L87 Difference]: Start difference. First operand 2452 states and 4583 transitions. cyclomatic complexity: 2132 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) [2022-10-17 10:28:36,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:36,990 INFO L93 Difference]: Finished difference Result 23189 states and 43217 transitions. [2022-10-17 10:28:36,991 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23189 states and 43217 transitions. [2022-10-17 10:28:37,217 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15350 [2022-10-17 10:28:37,437 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23189 states to 23189 states and 43217 transitions. [2022-10-17 10:28:37,437 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23189 [2022-10-17 10:28:37,476 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23189 [2022-10-17 10:28:37,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23189 states and 43217 transitions. [2022-10-17 10:28:37,513 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:37,513 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23189 states and 43217 transitions. [2022-10-17 10:28:37,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23189 states and 43217 transitions. [2022-10-17 10:28:37,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23189 to 4856. [2022-10-17 10:28:37,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4856 states, 4856 states have (on average 1.8684102141680394) internal successors, (9073), 4855 states have internal predecessors, (9073), 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) [2022-10-17 10:28:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 4856 states and 9073 transitions. [2022-10-17 10:28:37,802 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4856 states and 9073 transitions. [2022-10-17 10:28:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-10-17 10:28:37,804 INFO L428 stractBuchiCegarLoop]: Abstraction has 4856 states and 9073 transitions. [2022-10-17 10:28:37,804 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:28:37,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4856 states and 9073 transitions. [2022-10-17 10:28:37,830 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2448 [2022-10-17 10:28:37,830 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:37,831 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:37,835 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:37,836 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:37,836 INFO L748 eck$LassoCheckResult]: Stem: 33896#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 33897#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 33823#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 33554#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 33555#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 33716#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 34290#L1296 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; 35217#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 33368#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 33019#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 33244#L409 assume 0 == initPersonOnFloor_~floor#1; 34478#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 32674#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 33187#L201 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 33188#L213-2 assume { :end_inline_callOnFloor } true; 33217#L553 assume { :end_inline_initPersonOnFloor } true; 33218#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 33184#L138 assume !(0 == isFloorCalling_~floorID#1); 33186#L142 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 35433#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 35432#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 35430#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 35426#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 35425#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 35424#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 35422#L2330 assume !(0 != timeShift_~tmp___9~2#1); 35421#L2421 assume !(1 == ~doorState~0); 35420#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 35418#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 35407#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 35401#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 35400#L2429 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 33917#L2148 assume !(1 == ~currentHeading~0); 33919#L2158 assume !(0 == ~currentFloorID~0); 33403#L2158-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 33404#L2164-1 assume { :end_inline_continueInDirection } true; 35378#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 35377#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 35376#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 35373#L2847 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; 35369#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 35359#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 35356#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 35354#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 35353#L1128-2 [2022-10-17 10:28:37,837 INFO L750 eck$LassoCheckResult]: Loop: 35353#L1128-2 assume !false; 35352#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 35351#L1132 assume cleanup_~i~2#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; 35350#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 35349#L1136 assume 1 != cleanup_~tmp___0~2#1; 35309#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 35001#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 34843#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 34844#L1676 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 35238#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 35310#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 35306#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 34374#L138-26 assume !(0 == isFloorCalling_~floorID#1); 34375#L142-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 36502#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 36501#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 36496#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 36495#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 36494#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 36493#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 36491#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 36490#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 36489#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 36487#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 35270#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 32790#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 36458#L2429-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 36457#L2148-3 assume !(1 == ~currentHeading~0); 35295#L2158-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 34280#L2158-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36449#L2164-7 assume { :end_inline_continueInDirection } true; 36448#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 36447#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 36446#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 36444#L2847-1 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; 36445#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 36435#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 36426#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 35355#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 35353#L1128-2 [2022-10-17 10:28:37,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:37,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1179229433, now seen corresponding path program 1 times [2022-10-17 10:28:37,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:37,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754062507] [2022-10-17 10:28:37,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:37,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:37,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:37,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:37,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754062507] [2022-10-17 10:28:37,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754062507] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:37,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:37,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:37,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743885627] [2022-10-17 10:28:37,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:37,979 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:37,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:37,980 INFO L85 PathProgramCache]: Analyzing trace with hash 914196881, now seen corresponding path program 1 times [2022-10-17 10:28:37,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:37,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720688074] [2022-10-17 10:28:37,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:37,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:38,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:38,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:38,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720688074] [2022-10-17 10:28:38,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720688074] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:38,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:38,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-17 10:28:38,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490915151] [2022-10-17 10:28:38,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:38,121 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:38,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:38,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-17 10:28:38,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:28:38,122 INFO L87 Difference]: Start difference. First operand 4856 states and 9073 transitions. cyclomatic complexity: 4218 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) [2022-10-17 10:28:41,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:41,674 INFO L93 Difference]: Finished difference Result 17172 states and 31990 transitions. [2022-10-17 10:28:41,674 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17172 states and 31990 transitions. [2022-10-17 10:28:41,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9199 [2022-10-17 10:28:42,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17172 states to 17172 states and 31990 transitions. [2022-10-17 10:28:42,022 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17172 [2022-10-17 10:28:42,045 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17172 [2022-10-17 10:28:42,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17172 states and 31990 transitions. [2022-10-17 10:28:42,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:42,069 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17172 states and 31990 transitions. [2022-10-17 10:28:42,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17172 states and 31990 transitions. [2022-10-17 10:28:42,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17172 to 8750. [2022-10-17 10:28:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8750 states, 8750 states have (on average 1.8656) internal successors, (16324), 8749 states have internal predecessors, (16324), 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) [2022-10-17 10:28:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8750 states to 8750 states and 16324 transitions. [2022-10-17 10:28:42,433 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8750 states and 16324 transitions. [2022-10-17 10:28:42,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-10-17 10:28:42,435 INFO L428 stractBuchiCegarLoop]: Abstraction has 8750 states and 16324 transitions. [2022-10-17 10:28:42,436 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:28:42,436 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8750 states and 16324 transitions. [2022-10-17 10:28:42,482 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4447 [2022-10-17 10:28:42,482 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:42,482 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:42,487 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:42,487 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:42,488 INFO L748 eck$LassoCheckResult]: Stem: 55990#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 55991#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 55916#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 55641#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 55642#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 55809#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 56381#L1296 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; 57316#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 55454#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 55103#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 55328#L409 assume 0 == initPersonOnFloor_~floor#1; 56573#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 54758#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 55270#L201 assume !(0 == callOnFloor_~floorID#1); 55272#L204 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 56240#L213-2 assume { :end_inline_callOnFloor } true; 56241#L553 assume { :end_inline_initPersonOnFloor } true; 55251#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 55252#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 57412#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 57470#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 57469#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 56186#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 55495#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 55497#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 57471#L2330 assume !(0 != timeShift_~tmp___9~2#1); 54814#L2421 assume !(1 == ~doorState~0); 54815#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 56698#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 57083#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 63405#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 63404#L2429 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 56011#L2148 assume !(1 == ~currentHeading~0); 56013#L2158 assume !(0 == ~currentFloorID~0); 54870#L2158-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 55489#L2164-1 assume { :end_inline_continueInDirection } true; 56050#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 56663#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 55984#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 55985#L2847 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; 56999#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 57000#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 55702#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 56568#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 56865#L1128-2 [2022-10-17 10:28:42,489 INFO L750 eck$LassoCheckResult]: Loop: 56865#L1128-2 assume !false; 55564#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 55565#L1132 assume cleanup_~i~2#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; 57291#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 57468#L1136 assume 1 != cleanup_~tmp___0~2#1; 57467#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 57466#L138-21 assume !(0 == isFloorCalling_~floorID#1); 57454#L142-21 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 57440#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 57432#L1676 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 57423#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 57422#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 57421#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 57420#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 57419#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 57418#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 57417#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 54859#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 56711#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 56713#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 57472#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 57242#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 57243#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 56762#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 56763#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 63367#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 63365#L2429-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 63364#L2148-3 assume !(1 == ~currentHeading~0); 63363#L2158-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 55519#L2158-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 55520#L2164-7 assume { :end_inline_continueInDirection } true; 55731#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 55765#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 55340#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 54889#L2847-1 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; 54891#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 56368#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 54913#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 55451#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 56865#L1128-2 [2022-10-17 10:28:42,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:42,490 INFO L85 PathProgramCache]: Analyzing trace with hash 109574639, now seen corresponding path program 1 times [2022-10-17 10:28:42,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:42,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637055534] [2022-10-17 10:28:42,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:42,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:42,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:42,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637055534] [2022-10-17 10:28:42,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637055534] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:42,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:42,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:42,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528343090] [2022-10-17 10:28:42,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:42,633 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:42,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:42,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1064290691, now seen corresponding path program 1 times [2022-10-17 10:28:42,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:42,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654727081] [2022-10-17 10:28:42,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:42,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:42,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:42,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:42,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654727081] [2022-10-17 10:28:42,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654727081] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:42,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:42,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:42,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786416460] [2022-10-17 10:28:42,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:42,684 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:42,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:42,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:28:42,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:28:42,687 INFO L87 Difference]: Start difference. First operand 8750 states and 16324 transitions. cyclomatic complexity: 7575 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) [2022-10-17 10:28:43,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:43,217 INFO L93 Difference]: Finished difference Result 9520 states and 17644 transitions. [2022-10-17 10:28:43,217 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9520 states and 17644 transitions. [2022-10-17 10:28:43,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4808 [2022-10-17 10:28:43,518 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9520 states to 9520 states and 17644 transitions. [2022-10-17 10:28:43,518 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9520 [2022-10-17 10:28:43,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9520 [2022-10-17 10:28:43,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9520 states and 17644 transitions. [2022-10-17 10:28:43,539 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:43,539 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9520 states and 17644 transitions. [2022-10-17 10:28:43,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9520 states and 17644 transitions. [2022-10-17 10:28:43,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9520 to 8596. [2022-10-17 10:28:43,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8596 states, 8596 states have (on average 1.862261516984644) internal successors, (16008), 8595 states have internal predecessors, (16008), 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) [2022-10-17 10:28:43,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8596 states to 8596 states and 16008 transitions. [2022-10-17 10:28:43,724 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8596 states and 16008 transitions. [2022-10-17 10:28:43,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:28:43,725 INFO L428 stractBuchiCegarLoop]: Abstraction has 8596 states and 16008 transitions. [2022-10-17 10:28:43,725 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:28:43,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8596 states and 16008 transitions. [2022-10-17 10:28:43,755 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4325 [2022-10-17 10:28:43,755 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:43,755 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:43,758 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:43,758 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:43,760 INFO L748 eck$LassoCheckResult]: Stem: 74240#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 74241#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 74169#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 73909#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 73910#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 74071#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 74620#L1296 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; 75490#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 73726#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 73378#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 73600#L409 assume 0 == initPersonOnFloor_~floor#1; 74799#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 73035#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 73544#L201 assume !(0 == callOnFloor_~floorID#1); 73546#L204 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 74483#L213-2 assume { :end_inline_callOnFloor } true; 74484#L553 assume { :end_inline_initPersonOnFloor } true; 73525#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 73526#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 75578#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 75579#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 75831#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 75824#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 75821#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 75819#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 75816#L2330 assume !(0 != timeShift_~tmp___9~2#1); 75811#L2421 assume !(1 == ~doorState~0); 74918#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 74919#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 75292#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 73574#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 75666#L2429 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 75653#L2148 assume !(1 == ~currentHeading~0); 75644#L2158 assume !(0 == ~currentFloorID~0); 75635#L2158-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 75627#L2164-1 assume { :end_inline_continueInDirection } true; 75622#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 75620#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 75616#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 75615#L2847 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; 75611#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 75582#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 75576#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 75573#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 75572#L1128-2 [2022-10-17 10:28:43,761 INFO L750 eck$LassoCheckResult]: Loop: 75572#L1128-2 assume !false; 75571#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 75570#L1132 assume cleanup_~i~2#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; 75569#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 75568#L1136 assume 1 != cleanup_~tmp___0~2#1; 75566#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 75567#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 75562#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 75563#L1676 assume !(0 != anyStopRequested_~tmp___3~0#1); 76923#L1680 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 81565#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 76910#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 76909#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 76907#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 76906#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 76905#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 76904#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 73136#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 74932#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 74934#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 76913#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 76915#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 80473#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 74979#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 74980#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 80447#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 80445#L2429-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 80446#L2148-3 assume !(1 == ~currentHeading~0); 81564#L2158-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 73787#L2158-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 73788#L2164-7 assume { :end_inline_continueInDirection } true; 76903#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 75623#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 75621#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 75619#L2847-1 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; 75614#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 75599#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 75577#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 75574#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 75572#L1128-2 [2022-10-17 10:28:43,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:43,762 INFO L85 PathProgramCache]: Analyzing trace with hash 109574639, now seen corresponding path program 2 times [2022-10-17 10:28:43,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:43,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790954722] [2022-10-17 10:28:43,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:43,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:43,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:43,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:43,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790954722] [2022-10-17 10:28:43,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790954722] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:43,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:43,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:43,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185601517] [2022-10-17 10:28:43,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:43,831 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:43,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:43,831 INFO L85 PathProgramCache]: Analyzing trace with hash -884977042, now seen corresponding path program 1 times [2022-10-17 10:28:43,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:43,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768954504] [2022-10-17 10:28:43,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:43,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:43,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:43,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:43,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768954504] [2022-10-17 10:28:43,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768954504] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:43,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:43,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:28:43,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474970899] [2022-10-17 10:28:43,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:43,906 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:43,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:43,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:28:43,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:28:43,907 INFO L87 Difference]: Start difference. First operand 8596 states and 16008 transitions. cyclomatic complexity: 7413 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) [2022-10-17 10:28:44,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:44,534 INFO L93 Difference]: Finished difference Result 33860 states and 63082 transitions. [2022-10-17 10:28:44,534 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33860 states and 63082 transitions. [2022-10-17 10:28:44,877 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22227 [2022-10-17 10:28:45,042 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33860 states to 33860 states and 63082 transitions. [2022-10-17 10:28:45,043 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33860 [2022-10-17 10:28:45,075 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33860 [2022-10-17 10:28:45,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33860 states and 63082 transitions. [2022-10-17 10:28:45,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:45,106 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33860 states and 63082 transitions. [2022-10-17 10:28:45,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33860 states and 63082 transitions. [2022-10-17 10:28:45,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33860 to 15679. [2022-10-17 10:28:45,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15679 states, 15679 states have (on average 1.8618534345302633) internal successors, (29192), 15678 states have internal predecessors, (29192), 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) [2022-10-17 10:28:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15679 states to 15679 states and 29192 transitions. [2022-10-17 10:28:45,672 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15679 states and 29192 transitions. [2022-10-17 10:28:45,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-17 10:28:45,675 INFO L428 stractBuchiCegarLoop]: Abstraction has 15679 states and 29192 transitions. [2022-10-17 10:28:45,675 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 10:28:45,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15679 states and 29192 transitions. [2022-10-17 10:28:45,737 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8588 [2022-10-17 10:28:45,737 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:45,737 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:45,745 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:45,745 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:45,746 INFO L748 eck$LassoCheckResult]: Stem: 116741#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 116742#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 116668#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 116390#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 116391#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 116559#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 117146#L1296 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; 118120#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 116204#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 115852#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 116077#L409 assume 0 == initPersonOnFloor_~floor#1; 117334#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 115512#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 116021#L201 assume !(0 == callOnFloor_~floorID#1); 116023#L204 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 116995#L213-2 assume { :end_inline_callOnFloor } true; 116996#L553 assume { :end_inline_initPersonOnFloor } true; 116002#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 116003#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 118223#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 118228#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 118225#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 118226#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 118469#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 118468#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 118467#L2330 assume !(0 != timeShift_~tmp___9~2#1); 118466#L2421 assume !(1 == ~doorState~0); 118465#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 118463#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 118461#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 118462#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 118477#L2429 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 118475#L2148 assume !(1 == ~currentHeading~0); 118473#L2158 assume !(0 == ~currentFloorID~0); 118474#L2158-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 129205#L2164-1 assume { :end_inline_continueInDirection } true; 129202#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 129201#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 129200#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 129197#L2847 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; 129193#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 129183#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 129180#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 129178#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 129101#L1128-2 [2022-10-17 10:28:45,746 INFO L750 eck$LassoCheckResult]: Loop: 129101#L1128-2 assume !false; 129100#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 129099#L1132 assume cleanup_~i~2#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; 129098#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 125368#L1136 assume 1 != cleanup_~tmp___0~2#1; 125366#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 125363#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 125361#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 125359#L1676 assume !(0 != anyStopRequested_~tmp___3~0#1); 125348#L1680 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 118903#L138-22 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 118888#L165-22 anyStopRequested_#t~ret28#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret28#1;havoc anyStopRequested_#t~ret28#1; 118883#L1687 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 118656#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 118445#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 118440#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 118428#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 118427#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 118426#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 118420#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 118421#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 118415#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 118417#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 118410#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 118412#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 118401#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 118402#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 118537#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 118317#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 118318#L2429-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 118532#L2148-3 assume !(1 == ~currentHeading~0); 118533#L2158-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 116267#L2158-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 116268#L2164-7 assume { :end_inline_continueInDirection } true; 130238#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 130237#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 130236#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 130235#L2847-1 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; 130232#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 130225#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 129879#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 129179#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 129101#L1128-2 [2022-10-17 10:28:45,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:45,748 INFO L85 PathProgramCache]: Analyzing trace with hash 109574639, now seen corresponding path program 3 times [2022-10-17 10:28:45,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:45,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901325927] [2022-10-17 10:28:45,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:45,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:45,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:45,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:45,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901325927] [2022-10-17 10:28:45,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901325927] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:45,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:45,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:45,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608499610] [2022-10-17 10:28:45,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:45,970 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:45,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:45,973 INFO L85 PathProgramCache]: Analyzing trace with hash 68336264, now seen corresponding path program 1 times [2022-10-17 10:28:45,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:45,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019533059] [2022-10-17 10:28:45,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:45,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:46,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:46,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:46,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019533059] [2022-10-17 10:28:46,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019533059] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:46,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:46,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:28:46,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057153276] [2022-10-17 10:28:46,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:46,036 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:46,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:46,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:28:46,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:28:46,038 INFO L87 Difference]: Start difference. First operand 15679 states and 29192 transitions. cyclomatic complexity: 13514 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) [2022-10-17 10:28:46,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:46,736 INFO L93 Difference]: Finished difference Result 17042 states and 31483 transitions. [2022-10-17 10:28:46,736 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17042 states and 31483 transitions. [2022-10-17 10:28:46,903 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9334 [2022-10-17 10:28:46,967 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17042 states to 17042 states and 31483 transitions. [2022-10-17 10:28:46,968 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17042 [2022-10-17 10:28:46,982 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17042 [2022-10-17 10:28:46,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17042 states and 31483 transitions. [2022-10-17 10:28:46,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:46,998 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17042 states and 31483 transitions. [2022-10-17 10:28:47,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17042 states and 31483 transitions. [2022-10-17 10:28:47,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17042 to 15679. [2022-10-17 10:28:47,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15679 states, 15679 states have (on average 1.8526691753300593) internal successors, (29048), 15678 states have internal predecessors, (29048), 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) [2022-10-17 10:28:47,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15679 states to 15679 states and 29048 transitions. [2022-10-17 10:28:47,263 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15679 states and 29048 transitions. [2022-10-17 10:28:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-17 10:28:47,265 INFO L428 stractBuchiCegarLoop]: Abstraction has 15679 states and 29048 transitions. [2022-10-17 10:28:47,265 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-10-17 10:28:47,265 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15679 states and 29048 transitions. [2022-10-17 10:28:47,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8588 [2022-10-17 10:28:47,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:47,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:47,406 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:47,406 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:47,406 INFO L748 eck$LassoCheckResult]: Stem: 149472#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 149473#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 149397#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 149127#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 149128#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 149294#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 149867#L1296 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; 150856#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 148943#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 148590#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 148816#L409 assume 0 == initPersonOnFloor_~floor#1; 150061#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 148250#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 148761#L201 assume !(0 == callOnFloor_~floorID#1); 148763#L204 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 149721#L213-2 assume { :end_inline_callOnFloor } true; 149722#L553 assume { :end_inline_initPersonOnFloor } true; 148743#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 148744#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 150969#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 150971#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 150970#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 149668#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 148982#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 148984#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 150972#L2330 assume !(0 != timeShift_~tmp___9~2#1); 150973#L2421 assume !(1 == ~doorState~0); 160154#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 160152#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 160153#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 160156#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 160155#L2429 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 160000#L2148 assume !(1 == ~currentHeading~0); 159992#L2158 assume !(0 == ~currentFloorID~0); 159991#L2158-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 159990#L2164-1 assume { :end_inline_continueInDirection } true; 159987#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 159986#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 159985#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 159983#L2847 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; 159984#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 159968#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 151080#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 150997#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 150995#L1128-2 [2022-10-17 10:28:47,407 INFO L750 eck$LassoCheckResult]: Loop: 150995#L1128-2 assume !false; 150992#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 150989#L1132 assume cleanup_~i~2#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; 150977#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 150975#L1136 assume 1 != cleanup_~tmp___0~2#1; 150976#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 150963#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 150964#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 150958#L1676 assume !(0 != anyStopRequested_~tmp___3~0#1); 150960#L1680 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 151008#L138-22 assume !(0 == isFloorCalling_~floorID#1); 157531#L142-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 157528#L165-22 anyStopRequested_#t~ret28#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret28#1;havoc anyStopRequested_#t~ret28#1; 157527#L1687 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 157516#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 157515#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 157514#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 157513#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 157512#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 157455#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 149927#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 149928#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 157958#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 157957#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 157955#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 157954#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 157953#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 157896#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 157194#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 157179#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 157176#L2429-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 157174#L2148-3 assume !(1 == ~currentHeading~0); 157172#L2158-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 157167#L2158-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 157163#L2164-7 assume { :end_inline_continueInDirection } true; 157082#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 157081#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 157080#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 157078#L2847-1 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; 157076#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 157073#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 151077#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 150998#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 150995#L1128-2 [2022-10-17 10:28:47,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:47,407 INFO L85 PathProgramCache]: Analyzing trace with hash 109574639, now seen corresponding path program 4 times [2022-10-17 10:28:47,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:47,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106262379] [2022-10-17 10:28:47,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:47,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:47,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:47,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:47,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106262379] [2022-10-17 10:28:47,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106262379] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:47,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:47,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:47,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816761123] [2022-10-17 10:28:47,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:47,478 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:47,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:47,479 INFO L85 PathProgramCache]: Analyzing trace with hash -320864090, now seen corresponding path program 1 times [2022-10-17 10:28:47,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:47,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826337431] [2022-10-17 10:28:47,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:47,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:47,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:47,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:47,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826337431] [2022-10-17 10:28:47,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826337431] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:47,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:47,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:28:47,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480799712] [2022-10-17 10:28:47,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:47,531 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:47,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:47,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:28:47,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:28:47,532 INFO L87 Difference]: Start difference. First operand 15679 states and 29048 transitions. cyclomatic complexity: 13370 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) [2022-10-17 10:28:47,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:47,794 INFO L93 Difference]: Finished difference Result 23727 states and 43757 transitions. [2022-10-17 10:28:47,794 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23727 states and 43757 transitions. [2022-10-17 10:28:47,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16360 [2022-10-17 10:28:48,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23727 states to 23727 states and 43757 transitions. [2022-10-17 10:28:48,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23727 [2022-10-17 10:28:48,194 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23727 [2022-10-17 10:28:48,194 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23727 states and 43757 transitions. [2022-10-17 10:28:48,216 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:48,217 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23727 states and 43757 transitions. [2022-10-17 10:28:48,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23727 states and 43757 transitions. [2022-10-17 10:28:48,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23727 to 15697. [2022-10-17 10:28:48,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15697 states, 15697 states have (on average 1.8516914060011467) internal successors, (29066), 15696 states have internal predecessors, (29066), 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) [2022-10-17 10:28:48,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15697 states to 15697 states and 29066 transitions. [2022-10-17 10:28:48,547 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15697 states and 29066 transitions. [2022-10-17 10:28:48,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:28:48,550 INFO L428 stractBuchiCegarLoop]: Abstraction has 15697 states and 29066 transitions. [2022-10-17 10:28:48,550 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-10-17 10:28:48,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15697 states and 29066 transitions. [2022-10-17 10:28:48,780 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8600 [2022-10-17 10:28:48,780 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:48,781 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:48,796 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:48,796 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:48,796 INFO L748 eck$LassoCheckResult]: Stem: 188886#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 188887#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 188811#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 188541#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 188542#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 188706#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 189297#L1296 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; 190302#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 188357#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 188006#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 188230#L409 assume 0 == initPersonOnFloor_~floor#1; 189485#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 187667#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 188174#L201 assume !(0 == callOnFloor_~floorID#1); 188176#L204 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 189147#L213-2 assume { :end_inline_callOnFloor } true; 189148#L553 assume { :end_inline_initPersonOnFloor } true; 188156#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 188157#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 190402#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 190407#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 190404#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 190405#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 190491#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 190490#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 190489#L2330 assume !(0 != timeShift_~tmp___9~2#1); 190488#L2421 assume !(1 == ~doorState~0); 190487#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 190485#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 190486#L1941 assume !(0 == ~currentFloorID~0); 189416#L1947 assume !(~currentFloorID~0 > 0); 189418#L1962 assume ~currentFloorID~0 > 0; 190342#L1964 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 188835#L1965 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 188836#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 191941#L2429 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 191942#L2148 assume !(1 == ~currentHeading~0); 202993#L2158 assume !(0 == ~currentFloorID~0); 202992#L2158-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 189453#L2164-1 assume { :end_inline_continueInDirection } true; 188947#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 202987#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 202986#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 202985#L2847 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; 189937#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 189938#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 188603#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 189480#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 189781#L1128-2 [2022-10-17 10:28:48,797 INFO L750 eck$LassoCheckResult]: Loop: 189781#L1128-2 assume !false; 188465#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 188466#L1132 assume cleanup_~i~2#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; 190142#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 190143#L1136 assume 1 != cleanup_~tmp___0~2#1; 202708#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 202706#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 202705#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 202703#L1676 assume !(0 != anyStopRequested_~tmp___3~0#1); 190635#L1680 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 190634#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 190633#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 190632#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 190630#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 190629#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 190628#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 190627#L1585-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 190624#L1589-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 190620#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 190618#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 190615#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 190612#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 190597#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 190598#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 190592#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 190593#L1941-2 assume !(0 == ~currentFloorID~0); 190367#L1947-2 assume !(~currentFloorID~0 > 0); 190384#L1962-2 assume ~currentFloorID~0 > 0; 190385#L1964-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 187782#L1965-2 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~18#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 187783#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 193043#L2429-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 193044#L2148-3 assume !(1 == ~currentHeading~0); 190393#L2158-9 assume !(0 == ~currentFloorID~0); 189285#L2158-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 188632#L2164-7 assume { :end_inline_continueInDirection } true; 188633#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 188667#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 188242#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 187797#L2847-1 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; 187799#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 189278#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 187821#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 188354#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 189781#L1128-2 [2022-10-17 10:28:48,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:48,798 INFO L85 PathProgramCache]: Analyzing trace with hash 21370840, now seen corresponding path program 1 times [2022-10-17 10:28:48,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:48,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174081730] [2022-10-17 10:28:48,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:48,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:48,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:48,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174081730] [2022-10-17 10:28:48,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174081730] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:48,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:48,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:48,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497820916] [2022-10-17 10:28:48,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:48,891 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:48,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:48,891 INFO L85 PathProgramCache]: Analyzing trace with hash -481143442, now seen corresponding path program 1 times [2022-10-17 10:28:48,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:48,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048391980] [2022-10-17 10:28:48,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:48,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:48,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:48,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048391980] [2022-10-17 10:28:48,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048391980] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:48,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:48,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 10:28:48,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298050152] [2022-10-17 10:28:48,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:48,954 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:48,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:48,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:28:48,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:28:48,955 INFO L87 Difference]: Start difference. First operand 15697 states and 29066 transitions. cyclomatic complexity: 13370 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) [2022-10-17 10:28:50,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:50,229 INFO L93 Difference]: Finished difference Result 21393 states and 39528 transitions. [2022-10-17 10:28:50,230 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21393 states and 39528 transitions. [2022-10-17 10:28:50,316 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16547 [2022-10-17 10:28:50,380 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21393 states to 21393 states and 39528 transitions. [2022-10-17 10:28:50,380 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21393 [2022-10-17 10:28:50,397 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21393 [2022-10-17 10:28:50,398 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21393 states and 39528 transitions. [2022-10-17 10:28:50,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:50,424 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21393 states and 39528 transitions. [2022-10-17 10:28:50,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21393 states and 39528 transitions. [2022-10-17 10:28:50,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21393 to 11907. [2022-10-17 10:28:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11907 states, 11907 states have (on average 1.8414378096917778) internal successors, (21926), 11906 states have internal predecessors, (21926), 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) [2022-10-17 10:28:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11907 states to 11907 states and 21926 transitions. [2022-10-17 10:28:50,795 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11907 states and 21926 transitions. [2022-10-17 10:28:50,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-17 10:28:50,798 INFO L428 stractBuchiCegarLoop]: Abstraction has 11907 states and 21926 transitions. [2022-10-17 10:28:50,798 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-10-17 10:28:50,798 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11907 states and 21926 transitions. [2022-10-17 10:28:50,836 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8644 [2022-10-17 10:28:50,836 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:50,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:50,841 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:50,841 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:50,841 INFO L748 eck$LassoCheckResult]: Stem: 225927#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 225928#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 225859#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 225609#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 225610#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 225765#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 226315#L1296 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; 227199#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 225429#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 225110#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 225304#L409 assume 0 == initPersonOnFloor_~floor#1; 226482#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 224778#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 225251#L201 assume !(0 == callOnFloor_~floorID#1); 225253#L204 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 226444#L213-2 assume { :end_inline_callOnFloor } true; 227281#L553 assume { :end_inline_initPersonOnFloor } true; 227280#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 227279#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 227278#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 227277#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 227276#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 226116#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 225464#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 225466#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 227282#L2330 assume !(0 != timeShift_~tmp___9~2#1); 224834#L2421 assume !(1 == ~doorState~0); 224835#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 226600#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 226976#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 225279#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 225741#L2429 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; 225742#L2203 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 226442#L2208 timeShift_#t~ret67#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 225929#L1772-1 assume !(1 == stopRequestedInDirection_~dir#1); 225631#L1941-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 225588#L2094-1 timeShift_#t~ret68#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1; 226526#L2438 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 227021#L2148-2 assume !(1 == ~currentHeading~0); 225061#L2158-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 225062#L2158-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 225186#L2164-5 assume { :end_inline_continueInDirection } true; 225986#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 230993#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 230992#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 230989#L2847 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; 230985#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 230975#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 230972#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 230971#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 230970#L1128-2 [2022-10-17 10:28:50,843 INFO L750 eck$LassoCheckResult]: Loop: 230970#L1128-2 assume !false; 230969#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 230968#L1132 assume cleanup_~i~2#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; 230967#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 230966#L1136 assume 1 != cleanup_~tmp___0~2#1; 230965#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 230964#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 230963#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 230961#L1676 assume !(0 != anyStopRequested_~tmp___3~0#1); 230960#L1680 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 230959#L138-22 assume !(0 == isFloorCalling_~floorID#1); 230957#L142-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 230954#L165-22 anyStopRequested_#t~ret28#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret28#1;havoc anyStopRequested_#t~ret28#1; 230953#L1687 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 230942#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 230941#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 230940#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 230939#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 227313#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 227312#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 227311#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 227310#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 227308#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 227307#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 227305#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 227123#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 227124#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 226664#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 226665#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 226310#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 225689#L2429-2 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; 225690#L2203-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~21#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 226758#L2208-2 timeShift_#t~ret67#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 226371#L1772-3 assume !(1 == stopRequestedInDirection_~dir#1); 225724#L1941-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 225263#L2094-3 timeShift_#t~ret68#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1; 227146#L2438-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 227147#L2148-5 assume !(1 == ~currentHeading~0); 227167#L2158-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 225558#L2158-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 227232#L2164-11 assume { :end_inline_continueInDirection } true; 235519#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 235518#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 235516#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 235514#L2847-1 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; 235513#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 235510#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 227394#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 227395#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 230970#L1128-2 [2022-10-17 10:28:50,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:50,844 INFO L85 PathProgramCache]: Analyzing trace with hash -393654314, now seen corresponding path program 1 times [2022-10-17 10:28:50,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:50,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881402931] [2022-10-17 10:28:50,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:50,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:50,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:50,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:50,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881402931] [2022-10-17 10:28:50,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881402931] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:50,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:50,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:50,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841363771] [2022-10-17 10:28:50,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:50,918 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:50,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:50,919 INFO L85 PathProgramCache]: Analyzing trace with hash -851576365, now seen corresponding path program 1 times [2022-10-17 10:28:50,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:50,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906063564] [2022-10-17 10:28:50,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:50,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:50,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:50,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:50,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906063564] [2022-10-17 10:28:50,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906063564] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:50,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:50,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:28:50,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825957791] [2022-10-17 10:28:50,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:50,983 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:50,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:50,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:28:50,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:28:50,985 INFO L87 Difference]: Start difference. First operand 11907 states and 21926 transitions. cyclomatic complexity: 10020 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) [2022-10-17 10:28:51,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:28:51,385 INFO L93 Difference]: Finished difference Result 35643 states and 65569 transitions. [2022-10-17 10:28:51,385 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35643 states and 65569 transitions. [2022-10-17 10:28:51,538 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 32211 [2022-10-17 10:28:51,639 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35643 states to 35643 states and 65569 transitions. [2022-10-17 10:28:51,639 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35643 [2022-10-17 10:28:51,672 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35643 [2022-10-17 10:28:51,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35643 states and 65569 transitions. [2022-10-17 10:28:51,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:28:51,722 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35643 states and 65569 transitions. [2022-10-17 10:28:51,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35643 states and 65569 transitions. [2022-10-17 10:28:51,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35643 to 11919. [2022-10-17 10:28:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11919 states, 11919 states have (on average 1.8405906535783203) internal successors, (21938), 11918 states have internal predecessors, (21938), 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) [2022-10-17 10:28:52,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11919 states to 11919 states and 21938 transitions. [2022-10-17 10:28:52,053 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11919 states and 21938 transitions. [2022-10-17 10:28:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:28:52,055 INFO L428 stractBuchiCegarLoop]: Abstraction has 11919 states and 21938 transitions. [2022-10-17 10:28:52,055 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-10-17 10:28:52,055 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11919 states and 21938 transitions. [2022-10-17 10:28:52,112 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8654 [2022-10-17 10:28:52,112 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:28:52,112 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:28:52,114 INFO L148 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:52,115 INFO L149 hiAutomatonCegarLoop]: 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] [2022-10-17 10:28:52,115 INFO L748 eck$LassoCheckResult]: Stem: 273484#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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;~head~0.base, ~head~0.offset := 0, 0; 273485#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret24#1, main_~retValue_acc~9#1, main_~tmp~10#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 273416#L872 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 273169#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 273170#L880 main_#t~ret24#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret24#1;havoc main_#t~ret24#1; 273323#L1324 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 273869#L1296 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; 274746#L2801 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret17#1, bigMacCall_~tmp~7#1;havoc bigMacCall_~tmp~7#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 272991#L772 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 272672#L797 bigMacCall_#t~ret17#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~7#1 := bigMacCall_#t~ret17#1;havoc bigMacCall_#t~ret17#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~7#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 272865#L409 assume 0 == initPersonOnFloor_~floor#1; 274034#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 272339#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 272814#L201 assume !(0 == callOnFloor_~floorID#1); 272816#L204 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 273729#L213-2 assume { :end_inline_callOnFloor } true; 273730#L553 assume { :end_inline_initPersonOnFloor } true; 274828#L1100 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret18#1, cleanup_#t~ret19#1, cleanup_~i~2#1, cleanup_~tmp~8#1, cleanup_~tmp___0~2#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~8#1;havoc cleanup_~tmp___0~2#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 274827#L138 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 274825#L165 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 274824#L2181 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 274823#L1585 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 273675#L1606 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 273027#L2188 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 273029#L2193 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 274829#L2330 assume !(0 != timeShift_~tmp___9~2#1); 272395#L2421 assume !(1 == ~doorState~0); 272396#L2421-2 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 274152#L1772 assume !(1 == stopRequestedInDirection_~dir#1); 274538#L1941 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 272841#L2094 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 273299#L2429 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; 273300#L2203 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 273996#L2208 timeShift_#t~ret67#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 274831#L1772-1 assume !(1 == stopRequestedInDirection_~dir#1); 273189#L1941-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 273146#L2094-1 timeShift_#t~ret68#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1; 274081#L2438 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 274580#L2148-2 assume !(1 == ~currentHeading~0); 272622#L2158-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 272623#L2158-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 272748#L2164-5 assume { :end_inline_continueInDirection } true; 273542#L2438-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 274117#L1568 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 273478#L2846 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 273479#L2847 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; 274450#L1577 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 274451#L2851 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 273224#L2906 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 274031#L2453 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 275031#L1128-2 [2022-10-17 10:28:52,116 INFO L750 eck$LassoCheckResult]: Loop: 275031#L1128-2 assume !false; 275032#L1129 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 275027#L1132 assume cleanup_~i~2#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; 275028#L1410 cleanup_#t~ret18#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~2#1 := cleanup_#t~ret18#1;havoc cleanup_#t~ret18#1; 275023#L1136 assume 1 != cleanup_~tmp___0~2#1; 275024#L1136-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret32#1, isIdle_~retValue_acc~17#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~17#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret27#1, anyStopRequested_#t~ret28#1, anyStopRequested_#t~ret29#1, anyStopRequested_#t~ret30#1, anyStopRequested_#t~ret31#1, anyStopRequested_~retValue_acc~16#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~16#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 275018#L138-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 275019#L165-21 anyStopRequested_#t~ret27#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret27#1;havoc anyStopRequested_#t~ret27#1; 275009#L1676 assume !(0 != anyStopRequested_~tmp___3~0#1); 275011#L1680 assume !(0 != ~floorButtons_0~0);assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 1;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 277097#L138-22 assume !(0 == isFloorCalling_~floorID#1); 282637#L142-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 282634#L165-22 anyStopRequested_#t~ret28#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret28#1;havoc anyStopRequested_#t~ret28#1; 282633#L1687 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~16#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~16#1; 282622#L1740 isIdle_#t~ret32#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret32#1;havoc isIdle_#t~ret32#1;isIdle_~retValue_acc~17#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~17#1; 274959#L1753 cleanup_#t~ret19#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~8#1 := cleanup_#t~ret19#1;havoc cleanup_#t~ret19#1; 274960#L1148 assume !(0 != cleanup_~tmp~8#1);assume { :begin_inline_timeShift } true;havoc 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_#t~ret69#1, timeShift_~tmp~19#1, timeShift_~tmp___0~8#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~3#1, timeShift_~tmp___4~2#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~8#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~3#1;havoc timeShift_~tmp___4~2#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1, stopRequestedAtCurrentFloor_#t~ret46#1, stopRequestedAtCurrentFloor_~retValue_acc~20#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~6#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~20#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~6#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 280530#L138-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 274931#L165-26 stopRequestedAtCurrentFloor_#t~ret45#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~6#1 := stopRequestedAtCurrentFloor_#t~ret45#1;havoc stopRequestedAtCurrentFloor_#t~ret45#1; 274930#L2181-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~6#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; 274929#L1585-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~13#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~13#1; 274928#L1606-1 stopRequestedAtCurrentFloor_#t~ret46#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret46#1;havoc stopRequestedAtCurrentFloor_#t~ret46#1; 274926#L2188-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~20#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~20#1; 274925#L2193-1 timeShift_#t~ret59#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret59#1;havoc timeShift_#t~ret59#1; 274923#L2330-2 assume !(0 != timeShift_~tmp___9~2#1); 274922#L2421-3 assume 1 == ~doorState~0;~doorState~0 := 0; 274913#L2421-5 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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 274891#L1772-2 assume !(1 == stopRequestedInDirection_~dir#1); 274879#L1941-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 274865#L2094-2 timeShift_#t~ret66#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret66#1;havoc timeShift_#t~ret66#1; 274864#L2429-2 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; 274862#L2203-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~21#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~21#1; 274861#L2208-2 timeShift_#t~ret67#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret67#1;havoc timeShift_#t~ret67#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~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_#t~ret43#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~tmp___1~4#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~1#1, stopRequestedInDirection_~tmp___4~0#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~18#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~tmp___1~4#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~1#1;havoc stopRequestedInDirection_~tmp___4~0#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 274860#L1772-3 assume !(1 == stopRequestedInDirection_~dir#1); 273283#L1941-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~18#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 273284#L2094-3 timeShift_#t~ret68#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret68#1;havoc timeShift_#t~ret68#1; 277514#L2438-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret44#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 277511#L2148-5 assume !(1 == ~currentHeading~0); 277508#L2158-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 277507#L2158-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 277506#L2164-11 assume { :end_inline_continueInDirection } true; 277503#L2438-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret96#1, __utac_acc__Specification2_spec__3_#t~ret97#1, __utac_acc__Specification2_spec__3_#t~ret98#1, __utac_acc__Specification2_spec__3_#t~ret99#1, __utac_acc__Specification2_spec__3_#t~ret100#1, __utac_acc__Specification2_spec__3_#t~ret101#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~21#1, __utac_acc__Specification2_spec__3_~tmp___0~10#1, __utac_acc__Specification2_spec__3_~tmp___1~8#1, __utac_acc__Specification2_spec__3_~tmp___2~6#1, __utac_acc__Specification2_spec__3_~tmp___3~5#1, __utac_acc__Specification2_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~21#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~10#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~11#1;havoc getCurrentFloorID_~retValue_acc~11#1;getCurrentFloorID_~retValue_acc~11#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~11#1; 277502#L1568-1 __utac_acc__Specification2_spec__3_#t~ret96#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~21#1 := __utac_acc__Specification2_spec__3_#t~ret96#1;havoc __utac_acc__Specification2_spec__3_#t~ret96#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~21#1; 277501#L2846-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 277456#L2847-1 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; 277449#L1577-5 __utac_acc__Specification2_spec__3_#t~ret97#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~3#1 := __utac_acc__Specification2_spec__3_#t~ret97#1;havoc __utac_acc__Specification2_spec__3_#t~ret97#1; 277443#L2851-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3#1;~floorButtons_spc2_0~0 := 0; 277070#L2906-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 277071#L2453-1 assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 275031#L1128-2 [2022-10-17 10:28:52,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:52,118 INFO L85 PathProgramCache]: Analyzing trace with hash -393654314, now seen corresponding path program 2 times [2022-10-17 10:28:52,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:52,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843421049] [2022-10-17 10:28:52,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:52,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:52,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:52,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843421049] [2022-10-17 10:28:52,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843421049] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:52,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:52,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:28:52,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500004065] [2022-10-17 10:28:52,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:52,204 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:28:52,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:28:52,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1449246225, now seen corresponding path program 1 times [2022-10-17 10:28:52,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:28:52,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519207265] [2022-10-17 10:28:52,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:28:52,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:28:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:28:52,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:28:52,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:28:52,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519207265] [2022-10-17 10:28:52,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519207265] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:28:52,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:28:52,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-17 10:28:52,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784589572] [2022-10-17 10:28:52,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:28:52,459 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-10-17 10:28:52,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:28:52,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-17 10:28:52,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:28:52,460 INFO L87 Difference]: Start difference. First operand 11919 states and 21938 transitions. cyclomatic complexity: 10020 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)