./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF --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 68493680033c9035e39b01d00eb3730662e9195bee3c7e3d4b2805e2b52b60ec --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:31:53,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:31:53,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:31:54,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:31:54,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:31:54,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:31:54,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:31:54,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:31:54,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:31:54,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:31:54,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:31:54,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:31:54,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:31:54,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:31:54,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:31:54,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:31:54,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:31:54,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:31:54,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:31:54,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:31:54,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:31:54,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:31:54,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:31:54,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:31:54,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:31:54,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:31:54,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:31:54,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:31:54,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:31:54,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:31:54,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:31:54,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:31:54,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:31:54,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:31:54,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:31:54,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:31:54,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:31:54,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:31:54,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:31:54,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:31:54,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:31:54,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 07:31:54,166 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:31:54,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:31:54,168 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:31:54,168 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:31:54,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:31:54,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:31:54,171 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:31:54,171 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 07:31:54,171 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 07:31:54,171 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 07:31:54,172 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 07:31:54,173 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 07:31:54,173 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 07:31:54,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:31:54,174 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:31:54,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:31:54,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:31:54,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:31:54,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:31:54,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 07:31:54,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 07:31:54,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 07:31:54,176 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:31:54,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:31:54,176 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 07:31:54,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:31:54,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 07:31:54,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:31:54,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:31:54,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:31:54,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:31:54,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:31:54,201 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 07:31:54,201 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_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68493680033c9035e39b01d00eb3730662e9195bee3c7e3d4b2805e2b52b60ec [2021-11-20 07:31:54,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:31:54,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:31:54,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:31:54,506 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:31:54,507 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:31:54,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c [2021-11-20 07:31:54,582 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/data/da763e479/21b75772121c43458ee1511cb8703547/FLAG8996ba8e1 [2021-11-20 07:31:55,300 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:31:55,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c [2021-11-20 07:31:55,335 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/data/da763e479/21b75772121c43458ee1511cb8703547/FLAG8996ba8e1 [2021-11-20 07:31:55,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/data/da763e479/21b75772121c43458ee1511cb8703547 [2021-11-20 07:31:55,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:31:55,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:31:55,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:31:55,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:31:55,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:31:55,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:31:55" (1/1) ... [2021-11-20 07:31:55,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be72c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:55, skipping insertion in model container [2021-11-20 07:31:55,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:31:55" (1/1) ... [2021-11-20 07:31:55,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:31:55,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:31:56,019 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_17ea3575-1268-4cf1-adba-45e2156375ed/sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c[66231,66244] [2021-11-20 07:31:56,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:31:56,097 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:31:56,285 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_17ea3575-1268-4cf1-adba-45e2156375ed/sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c[66231,66244] [2021-11-20 07:31:56,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:31:56,342 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:31:56,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56 WrapperNode [2021-11-20 07:31:56,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:31:56,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:31:56,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:31:56,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:31:56,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,652 INFO L137 Inliner]: procedures = 91, calls = 334, calls flagged for inlining = 187, calls inlined = 300, statements flattened = 9013 [2021-11-20 07:31:56,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:31:56,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:31:56,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:31:56,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:31:56,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:31:56,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:31:56,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:31:56,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:31:56,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (1/1) ... [2021-11-20 07:31:56,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:31:56,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:31:57,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:31:57,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ea3575-1268-4cf1-adba-45e2156375ed/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 07:31:57,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:31:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:31:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:31:57,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:31:57,310 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:31:57,312 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:32:01,116 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:32:01,153 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:32:01,154 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:32:01,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:32:01 BoogieIcfgContainer [2021-11-20 07:32:01,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:32:01,160 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 07:32:01,160 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 07:32:01,164 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 07:32:01,165 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:32:01,165 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:31:55" (1/3) ... [2021-11-20 07:32:01,166 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c3c13a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:32:01, skipping insertion in model container [2021-11-20 07:32:01,167 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:32:01,167 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:31:56" (2/3) ... [2021-11-20 07:32:01,167 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c3c13a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:32:01, skipping insertion in model container [2021-11-20 07:32:01,168 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:32:01,168 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:32:01" (3/3) ... [2021-11-20 07:32:01,169 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product25.cil.c [2021-11-20 07:32:01,218 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 07:32:01,218 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 07:32:01,218 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 07:32:01,218 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 07:32:01,218 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 07:32:01,219 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 07:32:01,219 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 07:32:01,219 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 07:32:01,289 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2579 states, 2578 states have (on average 1.8634600465477114) internal successors, (4804), 2578 states have internal predecessors, (4804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:01,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1273 [2021-11-20 07:32:01,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:01,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:01,462 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:01,462 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:01,463 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 07:32:01,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2579 states, 2578 states have (on average 1.8634600465477114) internal successors, (4804), 2578 states have internal predecessors, (4804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:01,515 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1273 [2021-11-20 07:32:01,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:01,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:01,523 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:01,524 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:01,538 INFO L791 eck$LassoCheckResult]: Stem: 639#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 2479#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1847#L74true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1622#L67true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1876#L82true main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 57#L3350true assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 2205#L3325true 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; 2488#L120true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 1948#L1810true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 1770#L1835true bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1287#L2239true assume 0 == initPersonOnFloor_~floor#1; 496#L2240true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 485#L2347-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 734#L2031true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 1904#L2043-2true assume { :end_inline_callOnFloor } true; 154#L2383true assume { :end_inline_initPersonOnFloor } true; 2538#L3130true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 83#L1968true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 2029#L1995true stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 223#L1161true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~3#1;stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1836#L1173true timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 627#L1309true assume !(0 != timeShift_~tmp___9~2#1); 231#L1400true assume !(1 == ~doorState~0); 826#L1400-2true 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1075#L752true assume !(1 == stopRequestedInDirection_~dir#1); 801#L921true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 531#L1074true timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 991#L1408true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 728#L1128true assume !(1 == ~currentHeading~0); 169#L1138true assume !(0 == ~currentFloorID~0); 1380#L1138-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1648#L1144-1true assume { :end_inline_continueInDirection } true; 1464#L1417-2true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 2508#L548true __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 838#L165true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 443#L166true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1324#L557true __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 239#L170true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1214#L225true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1596#L1432true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 852#L3157-2true [2021-11-20 07:32:01,546 INFO L793 eck$LassoCheckResult]: Loop: 852#L3157-2true assume !false; 1393#L3158true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1190#L3161true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 572#L371true cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 1903#L3165true assume 1 != cleanup_~tmp___0~9#1; 998#L3165-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 802#L1968-21true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 2314#L1995-21true anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 1732#L656true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 2283#L720true isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 787#L733true cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 1985#L3177true assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1122#L1968-26true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 340#L1995-26true stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 89#L1161-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~3#1;stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 626#L1173-1true timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1713#L1309-2true assume !(0 != timeShift_~tmp___9~2#1); 733#L1400-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1632#L1400-5true 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 2011#L752-2true assume !(1 == stopRequestedInDirection_~dir#1); 1521#L921-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1350#L1074-2true timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 2380#L1408-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 2349#L1128-3true assume !(1 == ~currentHeading~0); 1252#L1138-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 2012#L1138-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 188#L1144-7true assume { :end_inline_continueInDirection } true; 1183#L1417-5true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1899#L548-1true __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 346#L165-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2190#L166-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 2167#L557-5true __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 2496#L170-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1877#L225-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 436#L1432-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 852#L3157-2true [2021-11-20 07:32:01,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:01,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1505249457, now seen corresponding path program 1 times [2021-11-20 07:32:01,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:01,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463908267] [2021-11-20 07:32:01,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:01,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:01,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:01,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463908267] [2021-11-20 07:32:01,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463908267] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:01,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:01,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:01,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043856348] [2021-11-20 07:32:01,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:01,925 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:01,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:01,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1406660823, now seen corresponding path program 1 times [2021-11-20 07:32:01,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:01,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558644961] [2021-11-20 07:32:01,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:01,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:02,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:02,009 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:02,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558644961] [2021-11-20 07:32:02,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558644961] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:02,009 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:02,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:32:02,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874071118] [2021-11-20 07:32:02,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:02,011 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:02,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:02,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:32:02,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:32:02,081 INFO L87 Difference]: Start difference. First operand has 2579 states, 2578 states have (on average 1.8634600465477114) internal successors, (4804), 2578 states have internal predecessors, (4804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:02,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:02,710 INFO L93 Difference]: Finished difference Result 4690 states and 8631 transitions. [2021-11-20 07:32:02,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 07:32:02,719 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4690 states and 8631 transitions. [2021-11-20 07:32:02,787 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2329 [2021-11-20 07:32:02,854 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4690 states to 4582 states and 8519 transitions. [2021-11-20 07:32:02,855 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4582 [2021-11-20 07:32:02,864 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4582 [2021-11-20 07:32:02,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4582 states and 8519 transitions. [2021-11-20 07:32:02,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:02,884 INFO L681 BuchiCegarLoop]: Abstraction has 4582 states and 8519 transitions. [2021-11-20 07:32:02,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states and 8519 transitions. [2021-11-20 07:32:03,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 2560. [2021-11-20 07:32:03,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2560 states have (on average 1.865234375) internal successors, (4775), 2559 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4775 transitions. [2021-11-20 07:32:03,041 INFO L704 BuchiCegarLoop]: Abstraction has 2560 states and 4775 transitions. [2021-11-20 07:32:03,042 INFO L587 BuchiCegarLoop]: Abstraction has 2560 states and 4775 transitions. [2021-11-20 07:32:03,042 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 07:32:03,042 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2560 states and 4775 transitions. [2021-11-20 07:32:03,063 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1275 [2021-11-20 07:32:03,063 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:03,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:03,070 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:03,071 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:03,071 INFO L791 eck$LassoCheckResult]: Stem: 8510#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 8511#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 9661#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9545#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 9546#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 7435#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 7436#L3325 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; 9816#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 9719#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 7791#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 9273#L2239 assume 0 == initPersonOnFloor_~floor#1; 8285#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 7440#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 8266#L2031 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 8180#L2043-2 assume { :end_inline_callOnFloor } true; 7665#L2383 assume { :end_inline_initPersonOnFloor } true; 7666#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 7495#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 7496#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 7809#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 7811#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 7575#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 7576#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 9849#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 9859#L1309 assume !(0 != timeShift_~tmp___9~2#1); 7826#L1400 assume !(1 == ~doorState~0); 7827#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 8774#L752 assume !(1 == stopRequestedInDirection_~dir#1); 8736#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 7701#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 8344#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 8641#L1128 assume !(1 == ~currentHeading~0); 7694#L1138 assume !(0 == ~currentFloorID~0); 7695#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 9361#L1144-1 assume { :end_inline_continueInDirection } true; 7416#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 9437#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 8792#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 8199#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 8200#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 7834#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 7835#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 9205#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 8186#L3157-2 [2021-11-20 07:32:03,072 INFO L793 eck$LassoCheckResult]: Loop: 8186#L3157-2 assume !false; 8805#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 9185#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 8405#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 8406#L3165 assume 1 != cleanup_~tmp___0~9#1; 8983#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 8738#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 8508#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 9616#L656 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 7775#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 8715#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 8716#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 9119#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 7653#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 7511#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 7329#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 7330#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 8095#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 8096#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 9858#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 8648#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8649#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 9556#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 9479#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 7754#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 9333#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 9844#L1128-3 assume !(1 == ~currentHeading~0); 9237#L1138-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 9238#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7735#L1144-7 assume { :end_inline_continueInDirection } true; 7736#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 9175#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 8031#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 8032#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 9801#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 9802#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 8940#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 8185#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 8186#L3157-2 [2021-11-20 07:32:03,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:03,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1155006256, now seen corresponding path program 1 times [2021-11-20 07:32:03,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:03,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883866329] [2021-11-20 07:32:03,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:03,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:03,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:03,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883866329] [2021-11-20 07:32:03,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883866329] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:03,196 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:03,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:03,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470935419] [2021-11-20 07:32:03,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:03,197 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:03,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:03,198 INFO L85 PathProgramCache]: Analyzing trace with hash 835343776, now seen corresponding path program 1 times [2021-11-20 07:32:03,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:03,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579850654] [2021-11-20 07:32:03,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:03,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:03,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:03,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:03,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579850654] [2021-11-20 07:32:03,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579850654] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:03,287 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:03,287 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:32:03,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366151486] [2021-11-20 07:32:03,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:03,289 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:03,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:03,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:32:03,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:32:03,290 INFO L87 Difference]: Start difference. First operand 2560 states and 4775 transitions. cyclomatic complexity: 2216 Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:06,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:06,080 INFO L93 Difference]: Finished difference Result 24323 states and 45233 transitions. [2021-11-20 07:32:06,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:32:06,082 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24323 states and 45233 transitions. [2021-11-20 07:32:06,274 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16106 [2021-11-20 07:32:06,457 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24323 states to 24323 states and 45233 transitions. [2021-11-20 07:32:06,457 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24323 [2021-11-20 07:32:06,490 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24323 [2021-11-20 07:32:06,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24323 states and 45233 transitions. [2021-11-20 07:32:06,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:06,526 INFO L681 BuchiCegarLoop]: Abstraction has 24323 states and 45233 transitions. [2021-11-20 07:32:06,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24323 states and 45233 transitions. [2021-11-20 07:32:06,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24323 to 5072. [2021-11-20 07:32:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5072 states, 5072 states have (on average 1.8645504731861198) internal successors, (9457), 5071 states have internal predecessors, (9457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:06,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 5072 states and 9457 transitions. [2021-11-20 07:32:06,923 INFO L704 BuchiCegarLoop]: Abstraction has 5072 states and 9457 transitions. [2021-11-20 07:32:06,923 INFO L587 BuchiCegarLoop]: Abstraction has 5072 states and 9457 transitions. [2021-11-20 07:32:06,923 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-20 07:32:06,923 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5072 states and 9457 transitions. [2021-11-20 07:32:06,948 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2556 [2021-11-20 07:32:06,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:06,949 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:06,953 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:06,954 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:06,954 INFO L791 eck$LassoCheckResult]: Stem: 35458#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 35459#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 36710#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 36568#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 36569#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 34365#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 34366#L3325 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; 36896#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 36778#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 34722#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 36266#L2239 assume 0 == initPersonOnFloor_~floor#1; 35226#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 34370#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 35207#L2031 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 35604#L2043-2 assume { :end_inline_callOnFloor } true; 34595#L2383 assume { :end_inline_initPersonOnFloor } true; 34596#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 34425#L1968 assume !(0 == isFloorCalling_~floorID#1); 34427#L1972 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 37114#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 37113#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 37111#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 37107#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 37106#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 37105#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 37103#L1309 assume !(0 != timeShift_~tmp___9~2#1); 37102#L1400 assume !(1 == ~doorState~0); 37101#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 37099#L752 assume !(1 == stopRequestedInDirection_~dir#1); 37080#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 35287#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 35288#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 35593#L1128 assume !(1 == ~currentHeading~0); 35595#L1138 assume !(0 == ~currentFloorID~0); 36358#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36359#L1144-1 assume { :end_inline_continueInDirection } true; 37045#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 37044#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 37043#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 37040#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 37036#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 37026#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 37023#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 37021#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 37020#L3157-2 [2021-11-20 07:32:06,955 INFO L793 eck$LassoCheckResult]: Loop: 37020#L3157-2 assume !false; 37019#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 37018#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 37017#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 37016#L3165 assume 1 != cleanup_~tmp___0~9#1; 36973#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 35701#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 35702#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 36648#L656 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 36649#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 36977#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 36976#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 36093#L1968-26 assume !(0 == isFloorCalling_~floorID#1); 36094#L1972-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 38219#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 38218#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 38213#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 38212#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 38211#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 38210#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 38208#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 38207#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 38206#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 38205#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 36488#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 34685#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 36942#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 36943#L1128-3 assume !(1 == ~currentHeading~0); 36223#L1138-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 36224#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36817#L1144-7 assume { :end_inline_continueInDirection } true; 38176#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 38175#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 38174#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 38171#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 38169#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 38163#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 38154#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 37022#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 37020#L3157-2 [2021-11-20 07:32:06,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:06,958 INFO L85 PathProgramCache]: Analyzing trace with hash -2091364375, now seen corresponding path program 1 times [2021-11-20 07:32:06,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:06,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451478608] [2021-11-20 07:32:06,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:06,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:07,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:07,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:07,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451478608] [2021-11-20 07:32:07,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451478608] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:07,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:07,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:07,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671178655] [2021-11-20 07:32:07,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:07,029 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:07,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:07,030 INFO L85 PathProgramCache]: Analyzing trace with hash 746308465, now seen corresponding path program 1 times [2021-11-20 07:32:07,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:07,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116869897] [2021-11-20 07:32:07,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:07,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:07,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:07,089 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:07,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116869897] [2021-11-20 07:32:07,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116869897] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:07,091 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:07,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:32:07,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152395513] [2021-11-20 07:32:07,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:07,092 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:07,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:07,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:32:07,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:32:07,093 INFO L87 Difference]: Start difference. First operand 5072 states and 9457 transitions. cyclomatic complexity: 4386 Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:10,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:10,558 INFO L93 Difference]: Finished difference Result 17982 states and 33430 transitions. [2021-11-20 07:32:10,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-20 07:32:10,559 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17982 states and 33430 transitions. [2021-11-20 07:32:10,655 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9631 [2021-11-20 07:32:10,724 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17982 states to 17982 states and 33430 transitions. [2021-11-20 07:32:10,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17982 [2021-11-20 07:32:10,741 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17982 [2021-11-20 07:32:10,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17982 states and 33430 transitions. [2021-11-20 07:32:10,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:10,759 INFO L681 BuchiCegarLoop]: Abstraction has 17982 states and 33430 transitions. [2021-11-20 07:32:10,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17982 states and 33430 transitions. [2021-11-20 07:32:10,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17982 to 9182. [2021-11-20 07:32:11,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9182 states, 9182 states have (on average 1.8614680897407971) internal successors, (17092), 9181 states have internal predecessors, (17092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9182 states to 9182 states and 17092 transitions. [2021-11-20 07:32:11,060 INFO L704 BuchiCegarLoop]: Abstraction has 9182 states and 17092 transitions. [2021-11-20 07:32:11,060 INFO L587 BuchiCegarLoop]: Abstraction has 9182 states and 17092 transitions. [2021-11-20 07:32:11,060 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-20 07:32:11,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9182 states and 17092 transitions. [2021-11-20 07:32:11,093 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4663 [2021-11-20 07:32:11,093 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:11,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:11,098 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:11,098 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:11,099 INFO L791 eck$LassoCheckResult]: Stem: 58571#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 58572#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 59821#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 59682#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 59683#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 57476#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 57477#L3325 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; 60014#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 59895#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 57835#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 59383#L2239 assume 0 == initPersonOnFloor_~floor#1; 58339#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 57481#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 58320#L2031 assume !(0 == callOnFloor_~floorID#1); 58233#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 58234#L2043-2 assume { :end_inline_callOnFloor } true; 59856#L2383 assume { :end_inline_initPersonOnFloor } true; 60091#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 60092#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 60105#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 60164#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 60163#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 57616#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 57617#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 60062#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 60167#L1309 assume !(0 != timeShift_~tmp___9~2#1); 57870#L1400 assume !(1 == ~doorState~0); 57871#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 58847#L752 assume !(1 == stopRequestedInDirection_~dir#1); 59162#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 66379#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 66377#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 66378#L1128 assume !(1 == ~currentHeading~0); 66463#L1138 assume !(0 == ~currentFloorID~0); 57738#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 59474#L1144-1 assume { :end_inline_continueInDirection } true; 57457#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 59559#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 58865#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 58253#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 58254#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 57878#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 57879#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 59310#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 58240#L3157-2 [2021-11-20 07:32:11,100 INFO L793 eck$LassoCheckResult]: Loop: 58240#L3157-2 assume !false; 58878#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 59287#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 59288#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 60162#L3165 assume 1 != cleanup_~tmp___0~9#1; 60160#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 60159#L1968-21 assume !(0 == isFloorCalling_~floorID#1); 60140#L1972-21 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 60133#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 60125#L656 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 60116#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 60115#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 60114#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 60113#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 60112#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 60111#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 60110#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 59052#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 58144#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 58146#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 60161#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 58712#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 58713#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 59693#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 59933#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 57797#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 59445#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 60051#L1128-3 assume !(1 == ~currentHeading~0); 60052#L1138-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 59346#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 57778#L1144-7 assume { :end_inline_continueInDirection } true; 57779#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 59277#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 58079#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 58080#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 59998#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 59999#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 59019#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 58239#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 58240#L3157-2 [2021-11-20 07:32:11,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:11,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1133948127, now seen corresponding path program 1 times [2021-11-20 07:32:11,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:11,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002918847] [2021-11-20 07:32:11,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:11,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:11,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:11,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:11,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002918847] [2021-11-20 07:32:11,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002918847] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:11,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:11,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:11,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915747151] [2021-11-20 07:32:11,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:11,186 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:11,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:11,187 INFO L85 PathProgramCache]: Analyzing trace with hash 896402275, now seen corresponding path program 1 times [2021-11-20 07:32:11,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:11,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156391177] [2021-11-20 07:32:11,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:11,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:11,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:11,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156391177] [2021-11-20 07:32:11,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156391177] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:11,220 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:11,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:11,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229276535] [2021-11-20 07:32:11,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:11,315 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:11,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:11,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:32:11,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:32:11,316 INFO L87 Difference]: Start difference. First operand 9182 states and 17092 transitions. cyclomatic complexity: 7911 Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:11,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:11,758 INFO L93 Difference]: Finished difference Result 9952 states and 18412 transitions. [2021-11-20 07:32:11,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:32:11,759 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9952 states and 18412 transitions. [2021-11-20 07:32:11,796 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5024 [2021-11-20 07:32:11,839 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9952 states to 9952 states and 18412 transitions. [2021-11-20 07:32:11,839 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9952 [2021-11-20 07:32:11,850 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9952 [2021-11-20 07:32:11,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9952 states and 18412 transitions. [2021-11-20 07:32:11,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:11,860 INFO L681 BuchiCegarLoop]: Abstraction has 9952 states and 18412 transitions. [2021-11-20 07:32:11,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9952 states and 18412 transitions. [2021-11-20 07:32:11,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9952 to 9028. [2021-11-20 07:32:12,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9028 states, 9028 states have (on average 1.8582188746123172) internal successors, (16776), 9027 states have internal predecessors, (16776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:12,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9028 states to 9028 states and 16776 transitions. [2021-11-20 07:32:12,037 INFO L704 BuchiCegarLoop]: Abstraction has 9028 states and 16776 transitions. [2021-11-20 07:32:12,037 INFO L587 BuchiCegarLoop]: Abstraction has 9028 states and 16776 transitions. [2021-11-20 07:32:12,037 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-20 07:32:12,037 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9028 states and 16776 transitions. [2021-11-20 07:32:12,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4541 [2021-11-20 07:32:12,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:12,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:12,068 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:12,068 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:12,070 INFO L791 eck$LassoCheckResult]: Stem: 77688#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 77689#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 78916#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 78784#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 78785#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 76612#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 76613#L3325 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; 79110#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 78985#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 76969#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 78483#L2239 assume 0 == initPersonOnFloor_~floor#1; 77466#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 76617#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 77446#L2031 assume !(0 == callOnFloor_~floorID#1); 77359#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 77360#L2043-2 assume { :end_inline_callOnFloor } true; 76843#L2383 assume { :end_inline_initPersonOnFloor } true; 76844#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 76672#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 76673#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 79219#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 79220#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 83862#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 79170#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 78904#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 78905#L1309 assume !(0 != timeShift_~tmp___9~2#1); 84848#L1400 assume !(1 == ~doorState~0); 84847#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 84845#L752 assume !(1 == stopRequestedInDirection_~dir#1); 84830#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 84819#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 84803#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 84785#L1128 assume !(1 == ~currentHeading~0); 83868#L1138 assume !(0 == ~currentFloorID~0); 83840#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 82990#L1144-1 assume { :end_inline_continueInDirection } true; 82986#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 82985#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 82984#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 82982#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 82983#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 82967#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 82953#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 82950#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 82949#L3157-2 [2021-11-20 07:32:12,072 INFO L793 eck$LassoCheckResult]: Loop: 82949#L3157-2 assume !false; 82948#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 82947#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 82946#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 82945#L3165 assume 1 != cleanup_~tmp___0~9#1; 79243#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 79215#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 79216#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 79211#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 79212#L660 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 79230#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 79229#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 79228#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 79227#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 79226#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 79225#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 79222#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 79223#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 77274#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 77276#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 85087#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 85086#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 85085#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 85083#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 85075#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 85062#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 85060#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 85059#L1128-3 assume !(1 == ~currentHeading~0); 84992#L1138-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 84989#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 83895#L1144-7 assume { :end_inline_continueInDirection } true; 83894#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 83893#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 83875#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 83871#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 83841#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 82962#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 82952#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 82951#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 82949#L3157-2 [2021-11-20 07:32:12,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:12,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1133948127, now seen corresponding path program 2 times [2021-11-20 07:32:12,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:12,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580091321] [2021-11-20 07:32:12,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:12,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:12,129 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:12,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580091321] [2021-11-20 07:32:12,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580091321] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:12,130 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:12,130 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:12,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238409887] [2021-11-20 07:32:12,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:12,131 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:12,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:12,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1052865458, now seen corresponding path program 1 times [2021-11-20 07:32:12,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:12,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363714438] [2021-11-20 07:32:12,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:12,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:12,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:12,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:12,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363714438] [2021-11-20 07:32:12,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363714438] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:12,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:12,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:32:12,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118248147] [2021-11-20 07:32:12,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:12,167 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:12,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:12,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:32:12,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:32:12,167 INFO L87 Difference]: Start difference. First operand 9028 states and 16776 transitions. cyclomatic complexity: 7749 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:12,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:12,664 INFO L93 Difference]: Finished difference Result 36355 states and 67606 transitions. [2021-11-20 07:32:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:32:12,665 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36355 states and 67606 transitions. [2021-11-20 07:32:12,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 24344 [2021-11-20 07:32:12,946 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36355 states to 36355 states and 67606 transitions. [2021-11-20 07:32:12,946 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36355 [2021-11-20 07:32:12,980 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36355 [2021-11-20 07:32:12,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36355 states and 67606 transitions. [2021-11-20 07:32:13,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:13,013 INFO L681 BuchiCegarLoop]: Abstraction has 36355 states and 67606 transitions. [2021-11-20 07:32:13,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36355 states and 67606 transitions. [2021-11-20 07:32:13,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36355 to 16327. [2021-11-20 07:32:13,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16327 states, 16327 states have (on average 1.8585165676486801) internal successors, (30344), 16326 states have internal predecessors, (30344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16327 states to 16327 states and 30344 transitions. [2021-11-20 07:32:13,757 INFO L704 BuchiCegarLoop]: Abstraction has 16327 states and 30344 transitions. [2021-11-20 07:32:13,757 INFO L587 BuchiCegarLoop]: Abstraction has 16327 states and 30344 transitions. [2021-11-20 07:32:13,757 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-20 07:32:13,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16327 states and 30344 transitions. [2021-11-20 07:32:13,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9020 [2021-11-20 07:32:13,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:13,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:13,834 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:13,834 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:13,835 INFO L791 eck$LassoCheckResult]: Stem: 123112#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 123113#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 124384#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 124234#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 124235#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 122016#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 122017#L3325 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; 124577#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 124451#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 122375#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 123916#L2239 assume 0 == initPersonOnFloor_~floor#1; 122884#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 122021#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 122863#L2031 assume !(0 == callOnFloor_~floorID#1); 122772#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 122773#L2043-2 assume { :end_inline_callOnFloor } true; 124416#L2383 assume { :end_inline_initPersonOnFloor } true; 124658#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 124659#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 124664#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 124668#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 124665#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 124666#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 125220#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 125219#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 125217#L1309 assume !(0 != timeShift_~tmp___9~2#1); 125216#L1400 assume !(1 == ~doorState~0); 123384#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 123385#L752 assume !(1 == stopRequestedInDirection_~dir#1); 123692#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 124977#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 124971#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 124962#L1128 assume !(1 == ~currentHeading~0); 124953#L1138 assume !(0 == ~currentFloorID~0); 124946#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 124943#L1144-1 assume { :end_inline_continueInDirection } true; 124939#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 124938#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 124937#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 124934#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 124930#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 124920#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 124917#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 124915#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 124914#L3157-2 [2021-11-20 07:32:13,835 INFO L793 eck$LassoCheckResult]: Loop: 124914#L3157-2 assume !false; 124913#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 124912#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 124911#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 124910#L3165 assume 1 != cleanup_~tmp___0~9#1; 124909#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 124904#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 124902#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 124900#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 124899#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 124891#L1968-22 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 124888#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 124886#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 124876#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 124874#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 124872#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 124869#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 124867#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 124862#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 124855#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 124856#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 133753#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 133752#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 133751#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 133750#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 133749#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 124801#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 124802#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 124759#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 124760#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 133632#L1128-3 assume !(1 == ~currentHeading~0); 133624#L1138-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 133618#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 133614#L1144-7 assume { :end_inline_continueInDirection } true; 133611#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 133610#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 133609#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 133608#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 133607#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 133604#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 133595#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 124916#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 124914#L3157-2 [2021-11-20 07:32:13,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:13,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1133948127, now seen corresponding path program 3 times [2021-11-20 07:32:13,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:13,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542948598] [2021-11-20 07:32:13,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:13,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:13,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:13,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:13,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542948598] [2021-11-20 07:32:13,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542948598] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:13,877 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:13,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:13,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124648411] [2021-11-20 07:32:13,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:13,878 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:13,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:13,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1798103928, now seen corresponding path program 1 times [2021-11-20 07:32:13,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:13,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304753164] [2021-11-20 07:32:13,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:13,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:13,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:13,907 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:13,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304753164] [2021-11-20 07:32:13,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304753164] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:13,907 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:13,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:32:13,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112746859] [2021-11-20 07:32:13,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:13,908 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:13,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:13,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:32:13,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:32:13,909 INFO L87 Difference]: Start difference. First operand 16327 states and 30344 transitions. cyclomatic complexity: 14018 Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:14,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:14,616 INFO L93 Difference]: Finished difference Result 17690 states and 32635 transitions. [2021-11-20 07:32:14,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:32:14,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17690 states and 32635 transitions. [2021-11-20 07:32:14,682 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9766 [2021-11-20 07:32:14,753 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17690 states to 17690 states and 32635 transitions. [2021-11-20 07:32:14,753 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17690 [2021-11-20 07:32:14,768 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17690 [2021-11-20 07:32:14,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17690 states and 32635 transitions. [2021-11-20 07:32:14,792 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:14,792 INFO L681 BuchiCegarLoop]: Abstraction has 17690 states and 32635 transitions. [2021-11-20 07:32:14,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17690 states and 32635 transitions. [2021-11-20 07:32:15,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17690 to 16327. [2021-11-20 07:32:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16327 states, 16327 states have (on average 1.84969682121639) internal successors, (30200), 16326 states have internal predecessors, (30200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:15,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16327 states to 16327 states and 30200 transitions. [2021-11-20 07:32:15,211 INFO L704 BuchiCegarLoop]: Abstraction has 16327 states and 30200 transitions. [2021-11-20 07:32:15,212 INFO L587 BuchiCegarLoop]: Abstraction has 16327 states and 30200 transitions. [2021-11-20 07:32:15,212 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-20 07:32:15,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16327 states and 30200 transitions. [2021-11-20 07:32:15,263 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9020 [2021-11-20 07:32:15,264 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:15,264 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:15,272 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:15,272 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:15,273 INFO L791 eck$LassoCheckResult]: Stem: 157166#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 157167#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 158533#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 158361#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 158362#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 156054#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 156055#L3325 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; 158784#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 158616#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 156414#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 158016#L2239 assume 0 == initPersonOnFloor_~floor#1; 156932#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 156059#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 156912#L2031 assume !(0 == callOnFloor_~floorID#1); 156816#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 156817#L2043-2 assume { :end_inline_callOnFloor } true; 158575#L2383 assume { :end_inline_initPersonOnFloor } true; 158932#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 158933#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 158948#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 158951#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 158950#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 156194#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 156195#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 158881#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 158952#L1309 assume !(0 != timeShift_~tmp___9~2#1); 158953#L1400 assume !(1 == ~doorState~0); 171907#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 157777#L752 assume !(1 == stopRequestedInDirection_~dir#1); 157778#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 171893#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 171892#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 171891#L1128 assume !(1 == ~currentHeading~0); 171890#L1138 assume !(0 == ~currentFloorID~0); 156312#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 158389#L1144-1 assume { :end_inline_continueInDirection } true; 156035#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 158918#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 158919#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 172050#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 172051#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 156456#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 156457#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 157936#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 172029#L3157-2 [2021-11-20 07:32:15,273 INFO L793 eck$LassoCheckResult]: Loop: 172029#L3157-2 assume !false; 158971#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 158965#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 158947#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 158946#L3165 assume 1 != cleanup_~tmp___0~9#1; 158943#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 158942#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 158941#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 158938#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 158940#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 158986#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 159003#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 156313#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 156314#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 158981#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 158976#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 158977#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 158973#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 158969#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 158963#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 155948#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 155949#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 158894#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 158972#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 158966#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 157312#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 157313#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 158373#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 158661#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 171989#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 171988#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 171986#L1128-3 assume !(1 == ~currentHeading~0); 171984#L1138-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 171985#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 172126#L1144-7 assume { :end_inline_continueInDirection } true; 172125#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 172124#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 172123#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 158771#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 158755#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 158756#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 157632#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 172030#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 172029#L3157-2 [2021-11-20 07:32:15,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:15,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1133948127, now seen corresponding path program 4 times [2021-11-20 07:32:15,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:15,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470331221] [2021-11-20 07:32:15,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:15,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:15,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:15,322 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:15,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470331221] [2021-11-20 07:32:15,322 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470331221] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:15,322 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:15,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:15,323 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436380] [2021-11-20 07:32:15,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:15,323 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:15,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:15,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1095892614, now seen corresponding path program 1 times [2021-11-20 07:32:15,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:15,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311342199] [2021-11-20 07:32:15,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:15,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:15,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:15,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311342199] [2021-11-20 07:32:15,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311342199] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:15,354 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:15,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:32:15,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696085696] [2021-11-20 07:32:15,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:15,355 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:15,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:15,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:32:15,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:32:15,356 INFO L87 Difference]: Start difference. First operand 16327 states and 30200 transitions. cyclomatic complexity: 13874 Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:15,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:15,596 INFO L93 Difference]: Finished difference Result 24807 states and 45677 transitions. [2021-11-20 07:32:15,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:32:15,597 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24807 states and 45677 transitions. [2021-11-20 07:32:15,867 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 17224 [2021-11-20 07:32:15,966 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24807 states to 24807 states and 45677 transitions. [2021-11-20 07:32:15,966 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24807 [2021-11-20 07:32:15,990 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24807 [2021-11-20 07:32:15,990 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24807 states and 45677 transitions. [2021-11-20 07:32:16,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:16,026 INFO L681 BuchiCegarLoop]: Abstraction has 24807 states and 45677 transitions. [2021-11-20 07:32:16,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24807 states and 45677 transitions. [2021-11-20 07:32:16,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24807 to 16345. [2021-11-20 07:32:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16345 states, 16345 states have (on average 1.8487610890180484) internal successors, (30218), 16344 states have internal predecessors, (30218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:16,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16345 states to 16345 states and 30218 transitions. [2021-11-20 07:32:16,464 INFO L704 BuchiCegarLoop]: Abstraction has 16345 states and 30218 transitions. [2021-11-20 07:32:16,464 INFO L587 BuchiCegarLoop]: Abstraction has 16345 states and 30218 transitions. [2021-11-20 07:32:16,464 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-11-20 07:32:16,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16345 states and 30218 transitions. [2021-11-20 07:32:16,515 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9032 [2021-11-20 07:32:16,515 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:16,515 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:16,520 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:16,520 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:16,521 INFO L791 eck$LassoCheckResult]: Stem: 198302#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 198303#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 199599#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 199447#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 199448#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 197197#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 197198#L3325 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; 199818#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 199672#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 197552#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 199124#L2239 assume 0 == initPersonOnFloor_~floor#1; 198068#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 197202#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 198048#L2031 assume !(0 == callOnFloor_~floorID#1); 197958#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 197959#L2043-2 assume { :end_inline_callOnFloor } true; 199634#L2383 assume { :end_inline_initPersonOnFloor } true; 199929#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 199930#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 199933#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 199937#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 199934#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 199935#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 200005#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 200004#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 200003#L1309 assume !(0 != timeShift_~tmp___9~2#1); 200002#L1400 assume !(1 == ~doorState~0); 200001#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 199999#L752 assume !(1 == stopRequestedInDirection_~dir#1); 200000#L921 assume !(0 == ~currentFloorID~0); 198542#L927 assume !(~currentFloorID~0 > 0); 197954#L942 assume ~currentFloorID~0 > 0; 207150#L944 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 207149#L945 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~10#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 197461#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 200043#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 200044#L1128 assume !(1 == ~currentHeading~0); 197455#L1138 assume !(0 == ~currentFloorID~0); 197456#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 199474#L1144-1 assume { :end_inline_continueInDirection } true; 197178#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 199312#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 198602#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 197978#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 197979#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 197598#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 197599#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 199044#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 197962#L3157-2 [2021-11-20 07:32:16,521 INFO L793 eck$LassoCheckResult]: Loop: 197962#L3157-2 assume !false; 198615#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 199018#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 198194#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 198195#L3165 assume 1 != cleanup_~tmp___0~9#1; 198799#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 198543#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 198544#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 199852#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 200197#L660 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 200185#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 200183#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 200181#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 200179#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 200177#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 200174#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 200172#L565-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 200168#L569-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 200161#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 200159#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 200156#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 200153#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 200150#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 200148#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 200144#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 200145#L921-2 assume !(0 == ~currentFloorID~0); 200051#L927-2 assume !(~currentFloorID~0 > 0); 199068#L942-2 assume ~currentFloorID~0 > 0; 199069#L944-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 199236#L945-2 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~10#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 197514#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 200224#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 200226#L1128-3 assume !(1 == ~currentHeading~0); 199083#L1138-9 assume !(0 == ~currentFloorID~0); 199084#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 197495#L1144-7 assume { :end_inline_continueInDirection } true; 197496#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 199008#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 197802#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 197803#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 199805#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 199918#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 198752#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 197961#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 197962#L3157-2 [2021-11-20 07:32:16,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:16,522 INFO L85 PathProgramCache]: Analyzing trace with hash -514683192, now seen corresponding path program 1 times [2021-11-20 07:32:16,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:16,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438028648] [2021-11-20 07:32:16,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:16,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:16,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:16,560 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:16,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438028648] [2021-11-20 07:32:16,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438028648] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:16,562 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:16,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:16,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263585215] [2021-11-20 07:32:16,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:16,563 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:16,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:16,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1738219426, now seen corresponding path program 1 times [2021-11-20 07:32:16,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:16,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086921903] [2021-11-20 07:32:16,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:16,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:16,607 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:16,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086921903] [2021-11-20 07:32:16,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086921903] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:16,612 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:16,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:32:16,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935581690] [2021-11-20 07:32:16,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:16,613 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:16,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:16,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:32:16,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:32:16,614 INFO L87 Difference]: Start difference. First operand 16345 states and 30218 transitions. cyclomatic complexity: 13874 Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:17,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:17,839 INFO L93 Difference]: Finished difference Result 22419 states and 41352 transitions. [2021-11-20 07:32:17,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:32:17,840 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22419 states and 41352 transitions. [2021-11-20 07:32:17,914 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 17411 [2021-11-20 07:32:17,969 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22419 states to 22419 states and 41352 transitions. [2021-11-20 07:32:17,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22419 [2021-11-20 07:32:17,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22419 [2021-11-20 07:32:17,987 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22419 states and 41352 transitions. [2021-11-20 07:32:18,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:18,003 INFO L681 BuchiCegarLoop]: Abstraction has 22419 states and 41352 transitions. [2021-11-20 07:32:18,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22419 states and 41352 transitions. [2021-11-20 07:32:18,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22419 to 12447. [2021-11-20 07:32:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12447 states, 12447 states have (on average 1.8386759861814093) internal successors, (22886), 12446 states have internal predecessors, (22886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12447 states to 12447 states and 22886 transitions. [2021-11-20 07:32:18,396 INFO L704 BuchiCegarLoop]: Abstraction has 12447 states and 22886 transitions. [2021-11-20 07:32:18,396 INFO L587 BuchiCegarLoop]: Abstraction has 12447 states and 22886 transitions. [2021-11-20 07:32:18,396 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-11-20 07:32:18,396 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12447 states and 22886 transitions. [2021-11-20 07:32:18,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9076 [2021-11-20 07:32:18,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:18,437 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:18,447 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:18,447 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:18,448 INFO L791 eck$LassoCheckResult]: Stem: 237017#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 237018#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 238161#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 238028#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 238029#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 235980#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 235981#L3325 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; 238333#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 238219#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 236302#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 237737#L2239 assume 0 == initPersonOnFloor_~floor#1; 236797#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 235985#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 236777#L2031 assume !(0 == callOnFloor_~floorID#1); 236687#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 236688#L2043-2 assume { :end_inline_callOnFloor } true; 236196#L2383 assume { :end_inline_initPersonOnFloor } true; 236197#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 238398#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 238397#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 238396#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 237638#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 236112#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 236113#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 238382#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 238399#L1309 assume !(0 != timeShift_~tmp___9~2#1); 236338#L1400 assume !(1 == ~doorState~0); 236339#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 237262#L752 assume !(1 == stopRequestedInDirection_~dir#1); 237224#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 236848#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 236849#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 237464#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 238011#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 235991#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 235992#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 236334#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 237673#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 237905#L1128-2 assume !(1 == ~currentHeading~0); 237086#L1138-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 237087#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 235962#L1144-5 assume { :end_inline_continueInDirection } true; 235963#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 241495#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 241494#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 241491#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 241487#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 241477#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 241474#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 241473#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 241472#L3157-2 [2021-11-20 07:32:18,450 INFO L793 eck$LassoCheckResult]: Loop: 241472#L3157-2 assume !false; 241471#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 241470#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 241469#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 241468#L3165 assume 1 != cleanup_~tmp___0~9#1; 241467#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 241466#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 241465#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 241463#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 241461#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 241460#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 241458#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 241455#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 241454#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 241444#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 241443#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 241442#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 241441#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 238433#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 238432#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 238431#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 238430#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 238428#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 238427#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 238425#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 237147#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 237148#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 238038#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 237961#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 237344#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 238378#L1408-2 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 238222#L1183-2 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~13#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 237587#L1188-2 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 236699#L752-3 assume !(1 == stopRequestedInDirection_~dir#1); 236700#L921-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 235899#L1074-3 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 237111#L1417-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 247743#L1128-5 assume !(1 == ~currentHeading~0); 247742#L1138-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 238139#L1138-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 236279#L1144-11 assume { :end_inline_continueInDirection } true; 236253#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 247420#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 247419#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 247418#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 247415#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 247408#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 238516#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 238517#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 241472#L3157-2 [2021-11-20 07:32:18,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:18,451 INFO L85 PathProgramCache]: Analyzing trace with hash -145495866, now seen corresponding path program 1 times [2021-11-20 07:32:18,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:18,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117073419] [2021-11-20 07:32:18,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:18,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:18,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:18,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:18,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117073419] [2021-11-20 07:32:18,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117073419] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:18,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:18,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:18,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240878030] [2021-11-20 07:32:18,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:18,494 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:18,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:18,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1767228339, now seen corresponding path program 1 times [2021-11-20 07:32:18,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:18,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763766055] [2021-11-20 07:32:18,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:18,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:18,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:18,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763766055] [2021-11-20 07:32:18,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763766055] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:18,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:18,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:32:18,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418388422] [2021-11-20 07:32:18,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:18,527 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:18,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:18,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:32:18,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:32:18,528 INFO L87 Difference]: Start difference. First operand 12447 states and 22886 transitions. cyclomatic complexity: 10440 Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:18,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:18,764 INFO L93 Difference]: Finished difference Result 37479 states and 68833 transitions. [2021-11-20 07:32:18,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:32:18,765 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37479 states and 68833 transitions. [2021-11-20 07:32:19,084 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 33939 [2021-11-20 07:32:19,195 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37479 states to 37479 states and 68833 transitions. [2021-11-20 07:32:19,195 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37479 [2021-11-20 07:32:19,223 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37479 [2021-11-20 07:32:19,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37479 states and 68833 transitions. [2021-11-20 07:32:19,244 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:19,245 INFO L681 BuchiCegarLoop]: Abstraction has 37479 states and 68833 transitions. [2021-11-20 07:32:19,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37479 states and 68833 transitions. [2021-11-20 07:32:19,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37479 to 12459. [2021-11-20 07:32:19,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12459 states have (on average 1.837868207721326) internal successors, (22898), 12458 states have internal predecessors, (22898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:19,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 22898 transitions. [2021-11-20 07:32:19,774 INFO L704 BuchiCegarLoop]: Abstraction has 12459 states and 22898 transitions. [2021-11-20 07:32:19,774 INFO L587 BuchiCegarLoop]: Abstraction has 12459 states and 22898 transitions. [2021-11-20 07:32:19,774 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-11-20 07:32:19,774 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12459 states and 22898 transitions. [2021-11-20 07:32:19,799 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9086 [2021-11-20 07:32:19,799 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:19,799 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:19,801 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:19,801 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:19,801 INFO L791 eck$LassoCheckResult]: Stem: 286960#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 286961#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 288125#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 287982#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 287983#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 285916#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 285917#L3325 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; 288322#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 288193#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 286238#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 287692#L2239 assume 0 == initPersonOnFloor_~floor#1; 286740#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 285921#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 286721#L2031 assume !(0 == callOnFloor_~floorID#1); 286626#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 286627#L2043-2 assume { :end_inline_callOnFloor } true; 286131#L2383 assume { :end_inline_initPersonOnFloor } true; 286132#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 288407#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 288406#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 288405#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 287587#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 286047#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 286048#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 288379#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 288410#L1309 assume !(0 != timeShift_~tmp___9~2#1); 286274#L1400 assume !(1 == ~doorState~0); 286275#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 287207#L752 assume !(1 == stopRequestedInDirection_~dir#1); 287169#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 286793#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 286794#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 287405#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 288235#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 288409#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 287142#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 286270#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 287623#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 287856#L1128-2 assume !(1 == ~currentHeading~0); 287030#L1138-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 287031#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 285898#L1144-5 assume { :end_inline_continueInDirection } true; 285899#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 287864#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 287222#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 286647#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 286649#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 287732#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 288582#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 288573#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 288568#L3157-2 [2021-11-20 07:32:19,802 INFO L793 eck$LassoCheckResult]: Loop: 288568#L3157-2 assume !false; 288566#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 288565#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 288564#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 288563#L3165 assume 1 != cleanup_~tmp___0~9#1; 288562#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 288561#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 288560#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 288558#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 288556#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 288555#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 288551#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 288532#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 288533#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 288512#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 288513#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 288508#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 288509#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 288506#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 288505#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 288504#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 288503#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 288501#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 288500#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 288498#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 288497#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 288492#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 288467#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 288454#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 288440#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 288439#L1408-2 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 288437#L1183-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 288436#L1188-2 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 288435#L752-3 assume !(1 == stopRequestedInDirection_~dir#1); 287976#L921-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 287977#L1074-3 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 294473#L1417-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 294470#L1128-5 assume !(1 == ~currentHeading~0); 294467#L1138-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 294466#L1138-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 294465#L1144-11 assume { :end_inline_continueInDirection } true; 294461#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 294454#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 294452#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 294450#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 294451#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 290724#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 290716#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 288574#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 288568#L3157-2 [2021-11-20 07:32:19,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:19,802 INFO L85 PathProgramCache]: Analyzing trace with hash -145495866, now seen corresponding path program 2 times [2021-11-20 07:32:19,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:19,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421601218] [2021-11-20 07:32:19,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:19,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:19,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:19,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:19,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421601218] [2021-11-20 07:32:19,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421601218] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:19,832 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:19,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:19,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878849117] [2021-11-20 07:32:19,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:19,833 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:19,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:19,834 INFO L85 PathProgramCache]: Analyzing trace with hash -226916367, now seen corresponding path program 1 times [2021-11-20 07:32:19,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:19,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179535526] [2021-11-20 07:32:19,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:19,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:19,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:19,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:19,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179535526] [2021-11-20 07:32:19,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179535526] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:19,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:19,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:32:19,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86197507] [2021-11-20 07:32:19,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:19,868 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:19,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:19,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:32:19,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:32:19,869 INFO L87 Difference]: Start difference. First operand 12459 states and 22898 transitions. cyclomatic complexity: 10440 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:20,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:20,274 INFO L93 Difference]: Finished difference Result 43499 states and 79362 transitions. [2021-11-20 07:32:20,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:32:20,275 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43499 states and 79362 transitions. [2021-11-20 07:32:20,626 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 39847 [2021-11-20 07:32:20,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43499 states to 43499 states and 79362 transitions. [2021-11-20 07:32:20,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43499 [2021-11-20 07:32:20,756 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43499 [2021-11-20 07:32:20,757 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43499 states and 79362 transitions. [2021-11-20 07:32:20,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:20,775 INFO L681 BuchiCegarLoop]: Abstraction has 43499 states and 79362 transitions. [2021-11-20 07:32:20,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43499 states and 79362 transitions. [2021-11-20 07:32:21,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43499 to 14055. [2021-11-20 07:32:21,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14055 states, 14055 states have (on average 1.8209889718961223) internal successors, (25594), 14054 states have internal predecessors, (25594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14055 states to 14055 states and 25594 transitions. [2021-11-20 07:32:21,262 INFO L704 BuchiCegarLoop]: Abstraction has 14055 states and 25594 transitions. [2021-11-20 07:32:21,262 INFO L587 BuchiCegarLoop]: Abstraction has 14055 states and 25594 transitions. [2021-11-20 07:32:21,262 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-11-20 07:32:21,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14055 states and 25594 transitions. [2021-11-20 07:32:21,295 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10519 [2021-11-20 07:32:21,295 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:21,296 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:21,297 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:21,297 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:21,297 INFO L791 eck$LassoCheckResult]: Stem: 342928#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 342929#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 344111#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 343967#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 343968#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 341892#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 341893#L3325 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; 344300#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 344173#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 342213#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 343670#L2239 assume 0 == initPersonOnFloor_~floor#1; 342710#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 341897#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 342690#L2031 assume !(0 == callOnFloor_~floorID#1); 342598#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 342599#L2043-2 assume { :end_inline_callOnFloor } true; 344140#L2383 assume { :end_inline_initPersonOnFloor } true; 344406#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 344405#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 344404#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 344403#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 343564#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 342023#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 342024#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 344363#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 344407#L1309 assume !(0 != timeShift_~tmp___9~2#1); 342249#L1400 assume !(1 == ~doorState~0); 342251#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 346527#L752 assume !(1 == stopRequestedInDirection_~dir#1); 343141#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 342762#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 342763#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 343382#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 344214#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 344410#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 343114#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 342245#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 343598#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 344396#L1128-2 assume !(1 == ~currentHeading~0); 342998#L1138-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 342999#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 341874#L1144-5 assume { :end_inline_continueInDirection } true; 341875#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 351625#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 351624#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 351623#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 351622#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 351613#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 351610#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 351608#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 346574#L3157-2 [2021-11-20 07:32:21,297 INFO L793 eck$LassoCheckResult]: Loop: 346574#L3157-2 assume !false; 344441#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 344438#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 344435#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 344432#L3165 assume 1 != cleanup_~tmp___0~9#1; 344428#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 344429#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 344422#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 344423#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 347075#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 347076#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 343504#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 341868#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 342125#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 347073#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 347074#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 346970#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 346971#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 351449#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 351447#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 351445#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 351443#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 351440#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 351438#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 351436#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 351374#L1400-3 assume !(1 == ~doorState~0); 351375#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 351791#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 351792#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 351690#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 351809#L1408-2 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 351682#L1183-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 351806#L1188-2 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 351804#L752-3 assume !(1 == stopRequestedInDirection_~dir#1); 351709#L921-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 351688#L1074-3 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 351683#L1417-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 351676#L1128-5 assume !(1 == ~currentHeading~0); 351667#L1138-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 351660#L1138-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 351657#L1144-11 assume { :end_inline_continueInDirection } true; 351654#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 351653#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 351649#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 351645#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 351644#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 351642#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 351632#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 351609#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 346574#L3157-2 [2021-11-20 07:32:21,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:21,298 INFO L85 PathProgramCache]: Analyzing trace with hash -145495866, now seen corresponding path program 3 times [2021-11-20 07:32:21,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:21,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563523298] [2021-11-20 07:32:21,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:21,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:21,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:21,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:21,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563523298] [2021-11-20 07:32:21,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563523298] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:21,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:21,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:21,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884549422] [2021-11-20 07:32:21,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:21,332 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:21,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:21,333 INFO L85 PathProgramCache]: Analyzing trace with hash -360929873, now seen corresponding path program 1 times [2021-11-20 07:32:21,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:21,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692043066] [2021-11-20 07:32:21,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:21,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:21,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:21,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692043066] [2021-11-20 07:32:21,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692043066] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:21,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:21,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:32:21,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459748332] [2021-11-20 07:32:21,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:21,400 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:21,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:21,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:32:21,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:32:21,402 INFO L87 Difference]: Start difference. First operand 14055 states and 25594 transitions. cyclomatic complexity: 11540 Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:23,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:23,862 INFO L93 Difference]: Finished difference Result 36790 states and 66310 transitions. [2021-11-20 07:32:23,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 07:32:23,863 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36790 states and 66310 transitions. [2021-11-20 07:32:24,024 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 33176 [2021-11-20 07:32:24,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36790 states to 36790 states and 66310 transitions. [2021-11-20 07:32:24,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36790 [2021-11-20 07:32:24,165 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36790 [2021-11-20 07:32:24,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36790 states and 66310 transitions. [2021-11-20 07:32:24,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:24,187 INFO L681 BuchiCegarLoop]: Abstraction has 36790 states and 66310 transitions. [2021-11-20 07:32:24,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36790 states and 66310 transitions. [2021-11-20 07:32:24,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36790 to 19323. [2021-11-20 07:32:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19323 states, 19323 states have (on average 1.8142110438337733) internal successors, (35056), 19322 states have internal predecessors, (35056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:24,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19323 states to 19323 states and 35056 transitions. [2021-11-20 07:32:24,519 INFO L704 BuchiCegarLoop]: Abstraction has 19323 states and 35056 transitions. [2021-11-20 07:32:24,519 INFO L587 BuchiCegarLoop]: Abstraction has 19323 states and 35056 transitions. [2021-11-20 07:32:24,519 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-11-20 07:32:24,519 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19323 states and 35056 transitions. [2021-11-20 07:32:24,645 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15739 [2021-11-20 07:32:24,645 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:24,645 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:24,647 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:24,647 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:24,647 INFO L791 eck$LassoCheckResult]: Stem: 393819#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 393820#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 395079#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 394928#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 394929#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 392774#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 392775#L3325 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; 395312#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 395144#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 393098#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 394596#L2239 assume 0 == initPersonOnFloor_~floor#1; 393594#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 392779#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 393574#L2031 assume !(0 == callOnFloor_~floorID#1); 393483#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 393484#L2043-2 assume { :end_inline_callOnFloor } true; 395112#L2383 assume { :end_inline_initPersonOnFloor } true; 395444#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 395443#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 395442#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 395441#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 394487#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 392906#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 392907#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 395396#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 395445#L1309 assume !(0 != timeShift_~tmp___9~2#1); 393132#L1400 assume !(1 == ~doorState~0); 393134#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 397584#L752 assume !(1 == stopRequestedInDirection_~dir#1); 397585#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 397557#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 397598#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 397548#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 397597#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 395447#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 395448#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 397540#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 397538#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 397537#L1128-2 assume !(1 == ~currentHeading~0); 393892#L1138-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 393893#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 392754#L1144-5 assume { :end_inline_continueInDirection } true; 392755#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 395503#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 395496#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 395497#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 395484#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 395485#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 398094#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 398091#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 398092#L3157-2 [2021-11-20 07:32:24,648 INFO L793 eck$LassoCheckResult]: Loop: 398092#L3157-2 assume !false; 406422#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 406421#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 406420#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 406419#L3165 assume 1 != cleanup_~tmp___0~9#1; 406418#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 406417#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 406416#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 406414#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 406408#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 398074#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 398075#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 397880#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 397881#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 397780#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 397781#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 397776#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 397777#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 406878#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 406870#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 406872#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 406875#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 406876#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 410833#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 410832#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 410829#L1400-3 assume !(1 == ~doorState~0); 410826#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 410822#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 410823#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 411710#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 411675#L1408-2 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 411672#L1183-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 411671#L1188-2 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 411666#L752-3 assume !(1 == stopRequestedInDirection_~dir#1); 411655#L921-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 411650#L1074-3 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 411648#L1417-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 411647#L1128-5 assume !(1 == ~currentHeading~0); 411645#L1138-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 397651#L1138-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 397646#L1144-11 assume { :end_inline_continueInDirection } true; 397637#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 397638#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 397634#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 397632#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 397630#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 397631#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 406424#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 406423#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 398092#L3157-2 [2021-11-20 07:32:24,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:24,648 INFO L85 PathProgramCache]: Analyzing trace with hash -145495866, now seen corresponding path program 4 times [2021-11-20 07:32:24,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:24,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756108064] [2021-11-20 07:32:24,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:24,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:24,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:24,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756108064] [2021-11-20 07:32:24,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756108064] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:24,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:24,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:24,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023178315] [2021-11-20 07:32:24,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:24,680 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:24,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:24,681 INFO L85 PathProgramCache]: Analyzing trace with hash -753956883, now seen corresponding path program 1 times [2021-11-20 07:32:24,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:24,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186487921] [2021-11-20 07:32:24,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:24,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:24,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:24,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186487921] [2021-11-20 07:32:24,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186487921] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:24,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:24,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:24,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437242488] [2021-11-20 07:32:24,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:24,702 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:24,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:24,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:32:24,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:32:24,703 INFO L87 Difference]: Start difference. First operand 19323 states and 35056 transitions. cyclomatic complexity: 15734 Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:24,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:24,907 INFO L93 Difference]: Finished difference Result 30692 states and 55561 transitions. [2021-11-20 07:32:24,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:32:24,908 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30692 states and 55561 transitions. [2021-11-20 07:32:25,030 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27106 [2021-11-20 07:32:25,118 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30692 states to 30692 states and 55561 transitions. [2021-11-20 07:32:25,118 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30692 [2021-11-20 07:32:25,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30692 [2021-11-20 07:32:25,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30692 states and 55561 transitions. [2021-11-20 07:32:25,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:25,155 INFO L681 BuchiCegarLoop]: Abstraction has 30692 states and 55561 transitions. [2021-11-20 07:32:25,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30692 states and 55561 transitions. [2021-11-20 07:32:25,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30692 to 30652. [2021-11-20 07:32:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30652 states, 30652 states have (on average 1.8107464439514551) internal successors, (55503), 30651 states have internal predecessors, (55503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:25,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30652 states to 30652 states and 55503 transitions. [2021-11-20 07:32:25,768 INFO L704 BuchiCegarLoop]: Abstraction has 30652 states and 55503 transitions. [2021-11-20 07:32:25,768 INFO L587 BuchiCegarLoop]: Abstraction has 30652 states and 55503 transitions. [2021-11-20 07:32:25,768 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-11-20 07:32:25,768 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30652 states and 55503 transitions. [2021-11-20 07:32:25,834 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27066 [2021-11-20 07:32:25,834 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:25,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:25,836 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:25,836 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:25,837 INFO L791 eck$LassoCheckResult]: Stem: 443838#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 443839#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 445063#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 444914#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 444915#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 442795#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 442796#L3325 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; 445261#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 445128#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 443114#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 444604#L2239 assume 0 == initPersonOnFloor_~floor#1; 443613#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 442800#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 443593#L2031 assume !(0 == callOnFloor_~floorID#1); 443501#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 443502#L2043-2 assume { :end_inline_callOnFloor } true; 445380#L2383 assume { :end_inline_initPersonOnFloor } true; 445379#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 445378#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 445377#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 445376#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 444487#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 442924#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 442925#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 445334#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 445381#L1309 assume !(0 != timeShift_~tmp___9~2#1); 443149#L1400 assume !(1 == ~doorState~0); 443151#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 445453#L752 assume !(1 == stopRequestedInDirection_~dir#1); 445454#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 444941#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 445468#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 445384#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 445466#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 445464#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 444023#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 443147#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 445364#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 445366#L1128-2 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 442864#L2542-4 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 442865#L1132-6 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 445389#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 442774#L1144-5 assume { :end_inline_continueInDirection } true; 442775#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 450150#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 450149#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 450147#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 450148#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 450132#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 450129#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 450099#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 450098#L3157-2 [2021-11-20 07:32:25,837 INFO L793 eck$LassoCheckResult]: Loop: 450098#L3157-2 assume !false; 450097#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 450096#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 450095#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 450094#L3165 assume 1 != cleanup_~tmp___0~9#1; 450093#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 450088#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 450086#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 450084#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 450082#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 450081#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 450075#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 450071#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 450070#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 449118#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 448747#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 448745#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 448744#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 448741#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 448740#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 448738#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 448737#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 448734#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 448733#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 448731#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 448729#L1400-3 assume !(1 == ~doorState~0); 448728#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 448726#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 448727#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 448621#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 448756#L1408-2 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 448604#L1183-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 448755#L1188-2 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 448456#L752-3 assume !(1 == stopRequestedInDirection_~dir#1); 448457#L921-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 448262#L1074-3 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 448263#L1417-3 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 448600#L1128-5 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 447613#L2542-9 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 447610#L1132-15 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 447593#L1138-17 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 447592#L1144-11 assume { :end_inline_continueInDirection } true; 450126#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 450123#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 450122#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 450120#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 450118#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 450115#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 450102#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 450100#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 450098#L3157-2 [2021-11-20 07:32:25,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:25,838 INFO L85 PathProgramCache]: Analyzing trace with hash -2046421321, now seen corresponding path program 1 times [2021-11-20 07:32:25,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:25,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661157315] [2021-11-20 07:32:25,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:25,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:25,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:25,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:25,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661157315] [2021-11-20 07:32:25,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661157315] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:25,880 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:25,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:25,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706682277] [2021-11-20 07:32:25,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:25,881 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:25,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:25,882 INFO L85 PathProgramCache]: Analyzing trace with hash 566129640, now seen corresponding path program 1 times [2021-11-20 07:32:25,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:25,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904313421] [2021-11-20 07:32:25,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:25,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:25,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:25,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:25,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904313421] [2021-11-20 07:32:25,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904313421] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:25,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:25,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:32:25,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978191685] [2021-11-20 07:32:25,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:25,925 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:25,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:25,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:32:25,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:32:25,925 INFO L87 Difference]: Start difference. First operand 30652 states and 55503 transitions. cyclomatic complexity: 24852 Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:26,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:26,264 INFO L93 Difference]: Finished difference Result 52082 states and 94477 transitions. [2021-11-20 07:32:26,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:32:26,266 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52082 states and 94477 transitions. [2021-11-20 07:32:26,480 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 48300 [2021-11-20 07:32:27,006 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52082 states to 52056 states and 94449 transitions. [2021-11-20 07:32:27,006 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52056 [2021-11-20 07:32:27,058 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52056 [2021-11-20 07:32:27,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52056 states and 94449 transitions. [2021-11-20 07:32:27,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:27,105 INFO L681 BuchiCegarLoop]: Abstraction has 52056 states and 94449 transitions. [2021-11-20 07:32:27,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52056 states and 94449 transitions. [2021-11-20 07:32:27,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52056 to 31436. [2021-11-20 07:32:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31436 states, 31436 states have (on average 1.8042689909657716) internal successors, (56719), 31435 states have internal predecessors, (56719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31436 states to 31436 states and 56719 transitions. [2021-11-20 07:32:27,475 INFO L704 BuchiCegarLoop]: Abstraction has 31436 states and 56719 transitions. [2021-11-20 07:32:27,475 INFO L587 BuchiCegarLoop]: Abstraction has 31436 states and 56719 transitions. [2021-11-20 07:32:27,475 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-11-20 07:32:27,475 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31436 states and 56719 transitions. [2021-11-20 07:32:27,557 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27726 [2021-11-20 07:32:27,557 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:27,557 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:27,559 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:27,559 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:27,559 INFO L791 eck$LassoCheckResult]: Stem: 526584#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 526585#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 527837#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 527681#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 527682#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 525542#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 525543#L3325 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; 528054#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 527904#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 525861#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 527355#L2239 assume 0 == initPersonOnFloor_~floor#1; 526356#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 525547#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 526336#L2031 assume !(0 == callOnFloor_~floorID#1); 526246#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 526247#L2043-2 assume { :end_inline_callOnFloor } true; 528173#L2383 assume { :end_inline_initPersonOnFloor } true; 528172#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 528171#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 528170#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 528169#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 527240#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 525672#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 525673#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 528128#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 528174#L1309 assume !(0 != timeShift_~tmp___9~2#1); 525896#L1400 assume !(1 == ~doorState~0); 525898#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 526837#L752 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 527143#L2542 stopRequestedInDirection_#t~ret20#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~6#1 := stopRequestedInDirection_#t~ret20#1;havoc stopRequestedInDirection_#t~ret20#1; 527687#L756 assume 0 != stopRequestedInDirection_~tmp~6#1;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 527150#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 528242#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 528239#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 528238#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 528216#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 528217#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 528180#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 528181#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 527535#L1128-2 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 527536#L2542-4 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 527326#L1132-6 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 527327#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 528272#L1144-5 assume { :end_inline_continueInDirection } true; 528273#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 534514#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 534513#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 534510#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 534506#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 534496#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 534493#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 534491#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 534490#L3157-2 [2021-11-20 07:32:27,560 INFO L793 eck$LassoCheckResult]: Loop: 534490#L3157-2 assume !false; 534489#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 534488#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 534487#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 534485#L3165 assume 1 != cleanup_~tmp___0~9#1; 534482#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 534481#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 534480#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 534478#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 534443#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 534422#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 534411#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 534408#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 533296#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 533274#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 533272#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 533270#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 533267#L1968-26 assume !(0 == isFloorCalling_~floorID#1); 529455#L1972-26 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 529449#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 529443#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 529437#L565-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 529086#L569-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 529080#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 529078#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 529075#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 529073#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 529069#L1400-3 assume !(1 == ~doorState~0); 529070#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 529561#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 529560#L921-2 assume !(0 == ~currentFloorID~0); 529558#L927-2 assume ~currentFloorID~0 > 0; 529559#L928-2 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 534280#L1968-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 534275#L1995-32 stopRequestedInDirection_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret26#1;havoc stopRequestedInDirection_#t~ret26#1; 534257#L932-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~10#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 534256#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 534253#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 534255#L1128-3 assume !(1 == ~currentHeading~0); 541010#L1138-9 assume !(0 == ~currentFloorID~0); 529121#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 535148#L1144-7 assume { :end_inline_continueInDirection } true; 535143#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 535141#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 534679#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 534677#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 534678#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 534577#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 534566#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 534492#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 534490#L3157-2 [2021-11-20 07:32:27,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:27,561 INFO L85 PathProgramCache]: Analyzing trace with hash -724833324, now seen corresponding path program 1 times [2021-11-20 07:32:27,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:27,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074876354] [2021-11-20 07:32:27,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:27,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:27,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:27,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:27,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074876354] [2021-11-20 07:32:27,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074876354] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:27,593 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:27,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:27,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013721857] [2021-11-20 07:32:27,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:27,594 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:27,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:27,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1412660504, now seen corresponding path program 1 times [2021-11-20 07:32:27,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:27,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333622619] [2021-11-20 07:32:27,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:27,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:27,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:27,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333622619] [2021-11-20 07:32:27,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333622619] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:27,638 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:27,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:32:27,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752023991] [2021-11-20 07:32:27,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:27,639 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:27,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:27,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:32:27,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:32:27,640 INFO L87 Difference]: Start difference. First operand 31436 states and 56719 transitions. cyclomatic complexity: 25284 Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:30,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:30,708 INFO L93 Difference]: Finished difference Result 206135 states and 375202 transitions. [2021-11-20 07:32:30,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-20 07:32:30,710 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 206135 states and 375202 transitions. [2021-11-20 07:32:32,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 196541 [2021-11-20 07:32:32,780 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 206135 states to 206135 states and 375202 transitions. [2021-11-20 07:32:32,780 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 206135 [2021-11-20 07:32:32,915 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 206135 [2021-11-20 07:32:32,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 206135 states and 375202 transitions. [2021-11-20 07:32:33,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:33,002 INFO L681 BuchiCegarLoop]: Abstraction has 206135 states and 375202 transitions. [2021-11-20 07:32:33,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206135 states and 375202 transitions. [2021-11-20 07:32:34,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206135 to 61306. [2021-11-20 07:32:34,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61306 states, 61306 states have (on average 1.8019117215280722) internal successors, (110468), 61305 states have internal predecessors, (110468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61306 states to 61306 states and 110468 transitions. [2021-11-20 07:32:34,848 INFO L704 BuchiCegarLoop]: Abstraction has 61306 states and 110468 transitions. [2021-11-20 07:32:34,848 INFO L587 BuchiCegarLoop]: Abstraction has 61306 states and 110468 transitions. [2021-11-20 07:32:34,849 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-11-20 07:32:34,849 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61306 states and 110468 transitions. [2021-11-20 07:32:35,059 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 55516 [2021-11-20 07:32:35,059 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:35,059 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:35,061 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:35,062 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:35,062 INFO L791 eck$LassoCheckResult]: Stem: 764193#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 764194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 765431#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 765265#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 765266#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 763159#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 763160#L3325 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; 765620#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 765494#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 763477#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 764958#L2239 assume 0 == initPersonOnFloor_~floor#1; 763968#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 763164#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 763949#L2031 assume !(0 == callOnFloor_~floorID#1); 763859#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 763860#L2043-2 assume { :end_inline_callOnFloor } true; 765463#L2383 assume { :end_inline_initPersonOnFloor } true; 765732#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 765733#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 765726#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 765727#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 764850#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 764851#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 765692#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 765693#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 765730#L1309 assume !(0 != timeShift_~tmp___9~2#1); 765731#L1400 assume !(1 == ~doorState~0); 764449#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 764450#L752 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 765272#L2542 stopRequestedInDirection_#t~ret20#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~6#1 := stopRequestedInDirection_#t~ret20#1;havoc stopRequestedInDirection_#t~ret20#1; 765273#L756 assume 0 != stopRequestedInDirection_~tmp~6#1;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 766085#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 766086#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 769684#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 766078#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 766075#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 766076#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 765908#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 765909#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 765875#L1128-2 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 765876#L2542-4 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 765861#L1132-6 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 765862#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 763139#L1144-5 assume { :end_inline_continueInDirection } true; 763140#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 779541#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 779540#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 779537#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 779533#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 779523#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 779520#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 779518#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 779516#L3157-2 [2021-11-20 07:32:35,063 INFO L793 eck$LassoCheckResult]: Loop: 779516#L3157-2 assume !false; 779514#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 779512#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 779504#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 779501#L3165 assume 1 != cleanup_~tmp___0~9#1; 779482#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 779481#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 779480#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 779478#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 779476#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 779475#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 779471#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 779469#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 779464#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 769629#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 779453#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 778461#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 778462#L1968-26 assume !(0 == isFloorCalling_~floorID#1); 778790#L1972-26 assume !(1 == isFloorCalling_~floorID#1); 778785#L1976-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 778782#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 778780#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 778778#L565-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 778771#L569-1 assume 1 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_1~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 778768#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 778765#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 778763#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 778760#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 778757#L1400-3 assume !(1 == ~doorState~0); 778758#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 779626#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 779625#L921-2 assume !(0 == ~currentFloorID~0); 779623#L927-2 assume ~currentFloorID~0 > 0; 779622#L928-2 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 779621#L1968-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 779620#L1995-32 stopRequestedInDirection_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret26#1;havoc stopRequestedInDirection_#t~ret26#1; 779602#L932-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~10#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 779595#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 779586#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 779579#L1128-3 assume !(1 == ~currentHeading~0); 779572#L1138-9 assume !(0 == ~currentFloorID~0); 778966#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 779566#L1144-7 assume { :end_inline_continueInDirection } true; 779564#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 779563#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 779562#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 779561#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 779558#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 779551#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 779542#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 779519#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 779516#L3157-2 [2021-11-20 07:32:35,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:35,063 INFO L85 PathProgramCache]: Analyzing trace with hash -724833324, now seen corresponding path program 2 times [2021-11-20 07:32:35,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:35,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129026784] [2021-11-20 07:32:35,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:35,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:35,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:35,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129026784] [2021-11-20 07:32:35,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129026784] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:35,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:35,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:35,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357757730] [2021-11-20 07:32:35,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:35,095 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:35,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:35,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1522928654, now seen corresponding path program 1 times [2021-11-20 07:32:35,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:35,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376731841] [2021-11-20 07:32:35,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:35,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:35,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:35,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376731841] [2021-11-20 07:32:35,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376731841] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:35,128 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:35,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:32:35,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146954408] [2021-11-20 07:32:35,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:35,129 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:35,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:35,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:32:35,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:32:35,130 INFO L87 Difference]: Start difference. First operand 61306 states and 110468 transitions. cyclomatic complexity: 49163 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:37,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:37,083 INFO L93 Difference]: Finished difference Result 175792 states and 318442 transitions. [2021-11-20 07:32:37,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:32:37,083 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 175792 states and 318442 transitions. [2021-11-20 07:32:38,274 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 166498 [2021-11-20 07:32:38,679 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 175792 states to 175792 states and 318442 transitions. [2021-11-20 07:32:38,679 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 175792 [2021-11-20 07:32:38,770 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 175792 [2021-11-20 07:32:38,770 INFO L73 IsDeterministic]: Start isDeterministic. Operand 175792 states and 318442 transitions. [2021-11-20 07:32:39,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:39,384 INFO L681 BuchiCegarLoop]: Abstraction has 175792 states and 318442 transitions. [2021-11-20 07:32:39,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175792 states and 318442 transitions. [2021-11-20 07:32:40,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175792 to 84514. [2021-11-20 07:32:40,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84514 states, 84514 states have (on average 1.8150957237854084) internal successors, (153401), 84513 states have internal predecessors, (153401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:40,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84514 states to 84514 states and 153401 transitions. [2021-11-20 07:32:40,985 INFO L704 BuchiCegarLoop]: Abstraction has 84514 states and 153401 transitions. [2021-11-20 07:32:40,985 INFO L587 BuchiCegarLoop]: Abstraction has 84514 states and 153401 transitions. [2021-11-20 07:32:40,985 INFO L425 BuchiCegarLoop]: ======== Iteration 16============ [2021-11-20 07:32:40,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84514 states and 153401 transitions. [2021-11-20 07:32:41,155 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78724 [2021-11-20 07:32:41,155 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:41,155 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:41,157 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:41,157 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:41,158 INFO L791 eck$LassoCheckResult]: Stem: 1001317#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 1001318#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1002554#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1002396#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1002397#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 1000277#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1000278#L3325 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; 1002767#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 1002623#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 1000599#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1002074#L2239 assume 0 == initPersonOnFloor_~floor#1; 1001091#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1000282#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1001071#L2031 assume !(0 == callOnFloor_~floorID#1); 1000982#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1000983#L2043-2 assume { :end_inline_callOnFloor } true; 1012515#L2383 assume { :end_inline_initPersonOnFloor } true; 1012514#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1012513#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1012512#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1012511#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1012510#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1012509#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1012507#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1012506#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1012504#L1309 assume !(0 != timeShift_~tmp___9~2#1); 1000633#L1400 assume !(1 == ~doorState~0); 1000635#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1003134#L752 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1002402#L2542 stopRequestedInDirection_#t~ret20#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~6#1 := stopRequestedInDirection_#t~ret20#1;havoc stopRequestedInDirection_#t~ret20#1; 1002403#L756 assume 0 != stopRequestedInDirection_~tmp~6#1;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1002980#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1002981#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 1002966#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 1002968#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1002949#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 1002950#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1014462#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 1014461#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1014460#L1128-2 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1014459#L2542-4 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 1014457#L1132-6 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 1003010#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1003011#L1144-5 assume { :end_inline_continueInDirection } true; 1014407#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1014405#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1014395#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1014394#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1014388#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1014367#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1014363#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1014361#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 1014360#L3157-2 [2021-11-20 07:32:41,158 INFO L793 eck$LassoCheckResult]: Loop: 1014360#L3157-2 assume !false; 1014359#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1014358#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 1014357#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 1014356#L3165 assume 1 != cleanup_~tmp___0~9#1; 1014355#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1014354#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1014353#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 1014351#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 1014349#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1014348#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 1014346#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1014347#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 1014325#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 1014313#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 1014311#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 1014309#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1014307#L1968-26 assume !(0 == isFloorCalling_~floorID#1); 1014308#L1972-26 assume !(1 == isFloorCalling_~floorID#1); 1012998#L1976-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1012994#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1012988#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1012986#L565-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1012984#L569-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1012967#L573-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1012964#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1012961#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1012959#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1012956#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 1012953#L1400-3 assume !(1 == ~doorState~0); 1012954#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1014723#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 1014722#L921-2 assume !(0 == ~currentFloorID~0); 1014720#L927-2 assume ~currentFloorID~0 > 0; 1014711#L928-2 assume 0 != stopRequestedInDirection_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1014694#L1968-32 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1014689#L1995-32 stopRequestedInDirection_#t~ret26#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection_~tmp___9~0#1 := stopRequestedInDirection_#t~ret26#1;havoc stopRequestedInDirection_#t~ret26#1; 1014671#L932-2 assume 0 != stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~retValue_acc~10#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1014669#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1014425#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1014421#L1128-3 assume !(1 == ~currentHeading~0); 1014417#L1138-9 assume !(0 == ~currentFloorID~0); 1014413#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1014410#L1144-7 assume { :end_inline_continueInDirection } true; 1014408#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1014406#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1014404#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1014403#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1014400#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1014384#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1014364#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1014362#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 1014360#L3157-2 [2021-11-20 07:32:41,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:41,158 INFO L85 PathProgramCache]: Analyzing trace with hash -724833324, now seen corresponding path program 3 times [2021-11-20 07:32:41,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:41,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553774141] [2021-11-20 07:32:41,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:41,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:41,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:41,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553774141] [2021-11-20 07:32:41,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553774141] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:41,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:41,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:41,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952027818] [2021-11-20 07:32:41,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:41,189 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:41,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:41,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1945550648, now seen corresponding path program 1 times [2021-11-20 07:32:41,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:41,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139286322] [2021-11-20 07:32:41,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:41,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:41,228 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:41,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139286322] [2021-11-20 07:32:41,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139286322] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:41,228 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:41,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:32:41,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120608648] [2021-11-20 07:32:41,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:41,229 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:41,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:41,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:32:41,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:32:41,230 INFO L87 Difference]: Start difference. First operand 84514 states and 153401 transitions. cyclomatic complexity: 68888 Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:42,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:42,382 INFO L93 Difference]: Finished difference Result 101784 states and 183947 transitions. [2021-11-20 07:32:42,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 07:32:42,383 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101784 states and 183947 transitions. [2021-11-20 07:32:43,512 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 92586 [2021-11-20 07:32:43,914 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101784 states to 101784 states and 183947 transitions. [2021-11-20 07:32:43,914 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 101784 [2021-11-20 07:32:44,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 101784 [2021-11-20 07:32:44,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101784 states and 183947 transitions. [2021-11-20 07:32:44,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:44,064 INFO L681 BuchiCegarLoop]: Abstraction has 101784 states and 183947 transitions. [2021-11-20 07:32:44,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101784 states and 183947 transitions. [2021-11-20 07:32:44,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101784 to 48056. [2021-11-20 07:32:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48056 states, 48056 states have (on average 1.8113242883302814) internal successors, (87045), 48055 states have internal predecessors, (87045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:45,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48056 states to 48056 states and 87045 transitions. [2021-11-20 07:32:45,559 INFO L704 BuchiCegarLoop]: Abstraction has 48056 states and 87045 transitions. [2021-11-20 07:32:45,559 INFO L587 BuchiCegarLoop]: Abstraction has 48056 states and 87045 transitions. [2021-11-20 07:32:45,559 INFO L425 BuchiCegarLoop]: ======== Iteration 17============ [2021-11-20 07:32:45,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48056 states and 87045 transitions. [2021-11-20 07:32:45,680 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 42266 [2021-11-20 07:32:45,680 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:45,680 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:45,682 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:45,683 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:45,683 INFO L791 eck$LassoCheckResult]: Stem: 1187640#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 1187641#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1188843#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1188697#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1188698#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 1186608#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1186609#L3325 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; 1189048#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 1188905#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 1186925#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1188390#L2239 assume 0 == initPersonOnFloor_~floor#1; 1187414#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1186613#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1187394#L2031 assume !(0 == callOnFloor_~floorID#1); 1187306#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1187307#L2043-2 assume { :end_inline_callOnFloor } true; 1186820#L2383 assume { :end_inline_initPersonOnFloor } true; 1186821#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1189162#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1189163#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1189157#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1189159#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1186738#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1186739#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1189168#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1189169#L1309 assume !(0 != timeShift_~tmp___9~2#1); 1186959#L1400 assume !(1 == ~doorState~0); 1186961#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1188187#L752 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1188189#L2542 stopRequestedInDirection_#t~ret20#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~6#1 := stopRequestedInDirection_#t~ret20#1;havoc stopRequestedInDirection_#t~ret20#1; 1188703#L756 assume 0 != stopRequestedInDirection_~tmp~6#1;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1188722#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1225912#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 1189174#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 1225910#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1225909#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 1225844#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1189177#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 1189170#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1189172#L1128-2 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1186678#L2542-4 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 1186679#L1132-6 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 1188796#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1188797#L1144-5 assume { :end_inline_continueInDirection } true; 1225559#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1225560#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1189272#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1189273#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1188424#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1188425#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1225820#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1225818#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 1225816#L3157-2 [2021-11-20 07:32:45,684 INFO L793 eck$LassoCheckResult]: Loop: 1225816#L3157-2 assume !false; 1225814#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1225812#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 1225807#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 1225803#L3165 assume 1 != cleanup_~tmp___0~9#1; 1225599#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1225598#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1225597#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 1225596#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 1225595#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1225594#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 1225592#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1225593#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 1225576#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 1222923#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 1225565#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 1200275#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1200276#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1225363#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1225362#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1225361#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1225360#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1225358#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1225357#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1225356#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 1225354#L1400-3 assume !(1 == ~doorState~0); 1225355#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1226413#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 1226414#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1226410#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1226411#L1408-2 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 1226404#L1183-2 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 1226406#L1188-2 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1226396#L752-3 assume !(1 == stopRequestedInDirection_~dir#1); 1226397#L921-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1226373#L1074-3 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 1226374#L1417-3 assume 0 != timeShift_~tmp___7~2#1;assume { :begin_inline_getReverseHeading } true;getReverseHeading_#in~ofHeading#1 := ~currentHeading~0;havoc getReverseHeading_#res#1;havoc getReverseHeading_~ofHeading#1, getReverseHeading_~retValue_acc~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 1225982#L1183-3 assume 0 == getReverseHeading_~ofHeading#1;getReverseHeading_~retValue_acc~13#1 := 1;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 1225981#L1188-3 timeShift_#t~ret56#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___5~2#1 := timeShift_#t~ret56#1;havoc timeShift_#t~ret56#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := timeShift_~tmp___5~2#1;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1225979#L1128-4 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1225972#L2542-8 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 1225961#L1132-12 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 1199424#L1138-14 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1225958#L1144-9 assume { :end_inline_continueInDirection } true; 1225957#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1225956#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1225955#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1225954#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1225951#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1225944#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1225935#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1225819#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 1225816#L3157-2 [2021-11-20 07:32:45,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:45,685 INFO L85 PathProgramCache]: Analyzing trace with hash -724833324, now seen corresponding path program 4 times [2021-11-20 07:32:45,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:45,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548111778] [2021-11-20 07:32:45,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:45,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:45,716 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:45,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548111778] [2021-11-20 07:32:45,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548111778] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:45,716 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:45,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:45,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696382512] [2021-11-20 07:32:45,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:45,717 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:45,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:45,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1798523979, now seen corresponding path program 1 times [2021-11-20 07:32:45,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:45,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403234588] [2021-11-20 07:32:45,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:45,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:45,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:45,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:45,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403234588] [2021-11-20 07:32:45,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403234588] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:45,747 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:45,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:32:45,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94191463] [2021-11-20 07:32:45,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:45,748 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:45,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:45,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:32:45,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:32:45,749 INFO L87 Difference]: Start difference. First operand 48056 states and 87045 transitions. cyclomatic complexity: 38991 Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:46,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:46,226 INFO L93 Difference]: Finished difference Result 82912 states and 150137 transitions. [2021-11-20 07:32:46,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:32:46,227 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 82912 states and 150137 transitions. [2021-11-20 07:32:46,611 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 76662 [2021-11-20 07:32:46,837 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 82912 states to 82856 states and 149977 transitions. [2021-11-20 07:32:46,837 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 82856 [2021-11-20 07:32:46,893 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 82856 [2021-11-20 07:32:46,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82856 states and 149977 transitions. [2021-11-20 07:32:46,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:46,932 INFO L681 BuchiCegarLoop]: Abstraction has 82856 states and 149977 transitions. [2021-11-20 07:32:46,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82856 states and 149977 transitions. [2021-11-20 07:32:48,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82856 to 47968. [2021-11-20 07:32:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47968 states, 47968 states have (on average 1.8076425950633757) internal successors, (86709), 47967 states have internal predecessors, (86709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:48,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47968 states to 47968 states and 86709 transitions. [2021-11-20 07:32:48,171 INFO L704 BuchiCegarLoop]: Abstraction has 47968 states and 86709 transitions. [2021-11-20 07:32:48,171 INFO L587 BuchiCegarLoop]: Abstraction has 47968 states and 86709 transitions. [2021-11-20 07:32:48,171 INFO L425 BuchiCegarLoop]: ======== Iteration 18============ [2021-11-20 07:32:48,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 47968 states and 86709 transitions. [2021-11-20 07:32:48,276 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 42182 [2021-11-20 07:32:48,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:48,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:48,278 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:48,278 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:48,279 INFO L791 eck$LassoCheckResult]: Stem: 1318626#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 1318627#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1319861#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1319702#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1319703#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 1317588#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1317589#L3325 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; 1320069#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 1319924#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 1317908#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1319395#L2239 assume 0 == initPersonOnFloor_~floor#1; 1318401#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1317593#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1318381#L2031 assume !(0 == callOnFloor_~floorID#1); 1318292#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1318293#L2043-2 assume { :end_inline_callOnFloor } true; 1320187#L2383 assume { :end_inline_initPersonOnFloor } true; 1320181#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1320182#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1320174#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1320175#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1319280#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1319281#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1320140#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1320142#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1320178#L1309 assume !(0 != timeShift_~tmp___9~2#1); 1320179#L1400 assume !(1 == ~doorState~0); 1321965#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1325069#L752 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1325066#L2542 stopRequestedInDirection_#t~ret20#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~6#1 := stopRequestedInDirection_#t~ret20#1;havoc stopRequestedInDirection_#t~ret20#1; 1325065#L756 assume 0 != stopRequestedInDirection_~tmp~6#1;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1324935#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1325094#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 1324920#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 1325093#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1325090#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 1325091#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1324965#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 1325102#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1324924#L1128-2 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1325101#L2542-4 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 1325100#L1132-6 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 1325095#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1324906#L1144-5 assume { :end_inline_continueInDirection } true; 1324905#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1324904#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1324901#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1324900#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1324898#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1324877#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1324873#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1324871#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 1324870#L3157-2 [2021-11-20 07:32:48,279 INFO L793 eck$LassoCheckResult]: Loop: 1324870#L3157-2 assume !false; 1324869#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1324868#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 1324867#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 1324866#L3165 assume 1 != cleanup_~tmp___0~9#1; 1324865#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1324864#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1324863#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 1324862#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 1324860#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1324859#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 1324857#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1324858#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 1324836#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 1324825#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 1322991#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 1322911#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1322908#L1968-26 assume !(0 == isFloorCalling_~floorID#1); 1322909#L1972-26 assume !(1 == isFloorCalling_~floorID#1); 1320995#L1976-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1320992#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1320990#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1320988#L565-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1320986#L569-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1320981#L573-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1320978#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1320975#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1320973#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1320970#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 1320967#L1400-3 assume !(1 == ~doorState~0); 1320968#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1325209#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 1325207#L921-2 assume !(0 == ~currentFloorID~0); 1325203#L927-2 assume !(~currentFloorID~0 > 0); 1325201#L942-2 assume !(~currentFloorID~0 > 0); 1325191#L955-2 assume !(~currentFloorID~0 > 1); 1325192#L971-2 assume ~currentFloorID~0 > 1; 1325159#L973-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1325146#L974-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~10#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1325135#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1325129#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1325125#L1128-3 assume !(1 == ~currentHeading~0); 1325121#L1138-9 assume !(0 == ~currentFloorID~0); 1321189#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1325117#L1144-7 assume { :end_inline_continueInDirection } true; 1325115#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1325114#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1325113#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1325111#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1325112#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1324894#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1324874#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1324872#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 1324870#L3157-2 [2021-11-20 07:32:48,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:48,280 INFO L85 PathProgramCache]: Analyzing trace with hash -724833324, now seen corresponding path program 5 times [2021-11-20 07:32:48,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:48,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637815865] [2021-11-20 07:32:48,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:48,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:48,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:48,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637815865] [2021-11-20 07:32:48,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637815865] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:48,310 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:48,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:32:48,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243243713] [2021-11-20 07:32:48,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:48,311 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:48,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:48,311 INFO L85 PathProgramCache]: Analyzing trace with hash -40870401, now seen corresponding path program 1 times [2021-11-20 07:32:48,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:48,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908951197] [2021-11-20 07:32:48,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:48,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:48,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:48,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908951197] [2021-11-20 07:32:48,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908951197] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:48,345 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:48,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:32:48,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765458282] [2021-11-20 07:32:48,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:48,345 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:48,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:48,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:32:48,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:32:48,346 INFO L87 Difference]: Start difference. First operand 47968 states and 86709 transitions. cyclomatic complexity: 38743 Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:48,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:48,541 INFO L93 Difference]: Finished difference Result 47968 states and 86703 transitions. [2021-11-20 07:32:48,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:32:48,542 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47968 states and 86703 transitions. [2021-11-20 07:32:48,771 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 42182 [2021-11-20 07:32:49,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47968 states to 47968 states and 86703 transitions. [2021-11-20 07:32:49,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47968 [2021-11-20 07:32:49,803 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47968 [2021-11-20 07:32:49,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47968 states and 86703 transitions. [2021-11-20 07:32:49,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:49,826 INFO L681 BuchiCegarLoop]: Abstraction has 47968 states and 86703 transitions. [2021-11-20 07:32:49,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47968 states and 86703 transitions. [2021-11-20 07:32:50,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47968 to 47968. [2021-11-20 07:32:50,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47968 states, 47968 states have (on average 1.8075175116744497) internal successors, (86703), 47967 states have internal predecessors, (86703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47968 states to 47968 states and 86703 transitions. [2021-11-20 07:32:50,259 INFO L704 BuchiCegarLoop]: Abstraction has 47968 states and 86703 transitions. [2021-11-20 07:32:50,259 INFO L587 BuchiCegarLoop]: Abstraction has 47968 states and 86703 transitions. [2021-11-20 07:32:50,259 INFO L425 BuchiCegarLoop]: ======== Iteration 19============ [2021-11-20 07:32:50,259 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 47968 states and 86703 transitions. [2021-11-20 07:32:50,375 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 42182 [2021-11-20 07:32:50,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:32:50,375 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:32:50,377 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:50,377 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:32:50,377 INFO L791 eck$LassoCheckResult]: Stem: 1414560#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);~weight~0 := 0;~maximumWeight~0 := 100;~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;~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;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 1414561#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1415713#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1415578#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1415579#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 1413532#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1413533#L3325 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; 1415884#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 1415767#L1810 assume !(0 == getOrigin_~person#1); 1415768#L1814 assume !(1 == getOrigin_~person#1); 1415856#L1818 assume !(2 == getOrigin_~person#1); 1413850#L1822 assume !(3 == getOrigin_~person#1); 1413851#L1826 assume !(4 == getOrigin_~person#1); 1415911#L1830 assume 5 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 1;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 1415674#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1415299#L2239 assume 0 == initPersonOnFloor_~floor#1; 1414341#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1413537#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1414322#L2031 assume !(0 == callOnFloor_~floorID#1); 1414234#L2034 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 1414235#L2043-2 assume { :end_inline_callOnFloor } true; 1418868#L2383 assume { :end_inline_initPersonOnFloor } true; 1418867#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1418866#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1418865#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1418864#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1418863#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1418862#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1418860#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1418859#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1418857#L1309 assume !(0 != timeShift_~tmp___9~2#1); 1418856#L1400 assume !(1 == ~doorState~0); 1414812#L1400-2 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1414813#L752 assume 1 == stopRequestedInDirection_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1415109#L2542 stopRequestedInDirection_#t~ret20#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection_~tmp~6#1 := stopRequestedInDirection_#t~ret20#1;havoc stopRequestedInDirection_#t~ret20#1; 1415584#L756 assume 0 != stopRequestedInDirection_~tmp~6#1;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1415115#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1415992#L1408 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~13#1;getReverseHeading_~ofHeading#1 := getReverseHeading_#in~ofHeading#1;havoc getReverseHeading_~retValue_acc~13#1; 1415971#L1183 assume !(0 == getReverseHeading_~ofHeading#1);getReverseHeading_~retValue_acc~13#1 := 0;getReverseHeading_#res#1 := getReverseHeading_~retValue_acc~13#1; 1415974#L1188 timeShift_#t~ret54#1 := getReverseHeading_#res#1;assume { :end_inline_getReverseHeading } true;timeShift_~tmp___6~2#1 := timeShift_#t~ret54#1;havoc timeShift_#t~ret54#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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1415972#L752-1 assume !(1 == stopRequestedInDirection_~dir#1); 1414747#L921-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1414748#L1074-1 timeShift_#t~ret55#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___7~2#1 := timeShift_#t~ret55#1;havoc timeShift_#t~ret55#1; 1415227#L1417 assume !(0 != timeShift_~tmp___7~2#1);assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1415457#L1128-2 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 1413605#L2542-4 continueInDirection_#t~ret31#1 := isTopFloor_#res#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~7#1 := continueInDirection_#t~ret31#1;havoc continueInDirection_#t~ret31#1; 1413606#L1132-6 assume 0 != continueInDirection_~tmp~7#1;~currentHeading~0 := 0; 1415271#L1138-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1413514#L1144-5 assume { :end_inline_continueInDirection } true; 1413515#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1431849#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1431848#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1431846#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1431847#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1431831#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1431817#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1431814#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 1431813#L3157-2 [2021-11-20 07:32:50,378 INFO L793 eck$LassoCheckResult]: Loop: 1431813#L3157-2 assume !false; 1431812#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1431811#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 1431810#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 1431805#L3165 assume 1 != cleanup_~tmp___0~9#1; 1431803#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1431802#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1431801#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 1431800#L656 assume !(0 != anyStopRequested_~tmp___3~1#1); 1431798#L660 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~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1431797#L1968-22 assume !(0 == isFloorCalling_~floorID#1); 1431795#L1972-22 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1431796#L1995-22 anyStopRequested_#t~ret15#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___2~1#1 := anyStopRequested_#t~ret15#1;havoc anyStopRequested_#t~ret15#1; 1431774#L667 assume 0 != anyStopRequested_~tmp___2~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 1428966#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 1431752#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 1431750#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1431747#L1968-26 assume !(0 == isFloorCalling_~floorID#1); 1431746#L1972-26 assume !(1 == isFloorCalling_~floorID#1); 1417741#L1976-26 assume 2 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_2~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 1417737#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 1417734#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 1417731#L565-1 assume !(0 == buttonForFloorIsPressed_~floorID#1); 1417728#L569-1 assume !(1 == buttonForFloorIsPressed_~floorID#1); 1417671#L573-1 assume 2 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_2~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 1417668#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 1417665#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1417663#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1417660#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 1417658#L1400-3 assume !(1 == ~doorState~0); 1417656#L1400-5 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~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1417654#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 1417651#L921-2 assume !(0 == ~currentFloorID~0); 1417647#L927-2 assume !(~currentFloorID~0 > 0); 1417643#L942-2 assume !(~currentFloorID~0 > 0); 1417639#L955-2 assume !(~currentFloorID~0 > 1); 1417635#L971-2 assume ~currentFloorID~0 > 1; 1417636#L973-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls#1; 1431901#L974-2 assume 0 != ~floorButtons_1~0;stopRequestedInDirection_~retValue_acc~10#1 := 1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1431891#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 1431878#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 1431877#L1128-3 assume !(1 == ~currentHeading~0); 1431875#L1138-9 assume !(0 == ~currentFloorID~0); 1417083#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1431860#L1144-7 assume { :end_inline_continueInDirection } true; 1431856#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1431855#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1431853#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1431851#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1431850#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 1431826#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1431816#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1431815#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 1431813#L3157-2 [2021-11-20 07:32:50,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:50,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1600476133, now seen corresponding path program 1 times [2021-11-20 07:32:50,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:50,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933796814] [2021-11-20 07:32:50,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:50,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:50,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:50,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:50,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933796814] [2021-11-20 07:32:50,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933796814] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:50,420 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:50,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:32:50,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280037940] [2021-11-20 07:32:50,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:50,421 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:32:50,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:32:50,422 INFO L85 PathProgramCache]: Analyzing trace with hash -40870401, now seen corresponding path program 2 times [2021-11-20 07:32:50,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:32:50,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531484441] [2021-11-20 07:32:50,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:32:50,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:32:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:32:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:32:50,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:32:50,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531484441] [2021-11-20 07:32:50,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531484441] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:32:50,453 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:32:50,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:32:50,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119828152] [2021-11-20 07:32:50,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:32:50,454 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:32:50,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:32:50,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:32:50,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:32:50,454 INFO L87 Difference]: Start difference. First operand 47968 states and 86703 transitions. cyclomatic complexity: 38737 Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:51,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:32:51,314 INFO L93 Difference]: Finished difference Result 66772 states and 119432 transitions. [2021-11-20 07:32:51,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:32:51,315 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66772 states and 119432 transitions. [2021-11-20 07:32:52,109 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 60562 [2021-11-20 07:32:52,318 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66772 states to 66724 states and 119376 transitions. [2021-11-20 07:32:52,318 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 66724 [2021-11-20 07:32:52,362 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 66724 [2021-11-20 07:32:52,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66724 states and 119376 transitions. [2021-11-20 07:32:52,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:32:52,401 INFO L681 BuchiCegarLoop]: Abstraction has 66724 states and 119376 transitions. [2021-11-20 07:32:52,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66724 states and 119376 transitions. [2021-11-20 07:32:53,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66724 to 62132. [2021-11-20 07:32:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62132 states, 62132 states have (on average 1.800811176205498) internal successors, (111888), 62131 states have internal predecessors, (111888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:32:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62132 states to 62132 states and 111888 transitions. [2021-11-20 07:32:53,281 INFO L704 BuchiCegarLoop]: Abstraction has 62132 states and 111888 transitions. [2021-11-20 07:32:53,281 INFO L587 BuchiCegarLoop]: Abstraction has 62132 states and 111888 transitions. [2021-11-20 07:32:53,281 INFO L425 BuchiCegarLoop]: ======== Iteration 20============ [2021-11-20 07:32:53,281 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62132 states and 111888 transitions.