./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef17cfb4a2c8358ea255253edc0610051a64c94a86cd92ff89d3b074c51925f6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 15:41:47,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 15:41:47,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 15:41:47,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 15:41:47,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 15:41:47,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 15:41:47,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 15:41:47,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 15:41:47,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 15:41:47,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 15:41:47,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 15:41:47,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 15:41:47,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 15:41:47,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 15:41:47,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 15:41:47,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 15:41:47,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 15:41:47,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 15:41:47,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 15:41:47,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 15:41:47,275 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 15:41:47,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 15:41:47,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 15:41:47,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 15:41:47,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 15:41:47,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 15:41:47,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 15:41:47,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 15:41:47,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 15:41:47,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 15:41:47,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 15:41:47,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 15:41:47,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 15:41:47,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 15:41:47,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 15:41:47,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 15:41:47,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 15:41:47,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 15:41:47,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 15:41:47,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 15:41:47,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 15:41:47,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 15:41:47,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-14 15:41:47,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 15:41:47,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 15:41:47,316 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 15:41:47,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 15:41:47,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 15:41:47,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 15:41:47,318 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 15:41:47,318 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 15:41:47,318 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 15:41:47,319 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 15:41:47,319 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 15:41:47,319 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 15:41:47,320 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 15:41:47,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 15:41:47,320 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 15:41:47,320 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 15:41:47,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 15:41:47,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 15:41:47,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 15:41:47,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 15:41:47,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 15:41:47,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 15:41:47,321 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 15:41:47,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 15:41:47,321 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 15:41:47,321 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 15:41:47,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 15:41:47,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 15:41:47,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 15:41:47,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 15:41:47,322 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 15:41:47,323 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 15:41:47,323 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef17cfb4a2c8358ea255253edc0610051a64c94a86cd92ff89d3b074c51925f6 [2022-07-14 15:41:47,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 15:41:47,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 15:41:47,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 15:41:47,499 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 15:41:47,499 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 15:41:47,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c [2022-07-14 15:41:47,561 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df3a3e2b/2f44ae90762b4ebf91136620c406f466/FLAGc7071e3fd [2022-07-14 15:41:47,997 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 15:41:47,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c [2022-07-14 15:41:48,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df3a3e2b/2f44ae90762b4ebf91136620c406f466/FLAGc7071e3fd [2022-07-14 15:41:48,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df3a3e2b/2f44ae90762b4ebf91136620c406f466 [2022-07-14 15:41:48,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 15:41:48,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 15:41:48,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 15:41:48,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 15:41:48,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 15:41:48,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:48,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72603a69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48, skipping insertion in model container [2022-07-14 15:41:48,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:48,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 15:41:48,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 15:41:48,210 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c[1811,1824] [2022-07-14 15:41:48,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:41:48,383 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 15:41:48,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c[1811,1824] [2022-07-14 15:41:48,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:41:48,513 INFO L208 MainTranslator]: Completed translation [2022-07-14 15:41:48,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48 WrapperNode [2022-07-14 15:41:48,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 15:41:48,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 15:41:48,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 15:41:48,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 15:41:48,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:48,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:48,865 INFO L137 Inliner]: procedures = 94, calls = 346, calls flagged for inlining = 199, calls inlined = 1005, statements flattened = 35272 [2022-07-14 15:41:48,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 15:41:48,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 15:41:48,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 15:41:48,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 15:41:48,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:48,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:48,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:48,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:49,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:49,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:49,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:49,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 15:41:49,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 15:41:49,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 15:41:49,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 15:41:49,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (1/1) ... [2022-07-14 15:41:49,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:41:49,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:41:49,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:41:49,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-14 15:41:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 15:41:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 15:41:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 15:41:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 15:41:49,693 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 15:41:49,700 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 15:41:58,051 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 15:41:58,096 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 15:41:58,096 INFO L299 CfgBuilder]: Removed 61 assume(true) statements. [2022-07-14 15:41:58,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:41:58 BoogieIcfgContainer [2022-07-14 15:41:58,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 15:41:58,106 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 15:41:58,106 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 15:41:58,109 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 15:41:58,109 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:41:58,110 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 03:41:48" (1/3) ... [2022-07-14 15:41:58,110 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@49f0563a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:41:58, skipping insertion in model container [2022-07-14 15:41:58,110 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:41:58,111 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:41:48" (2/3) ... [2022-07-14 15:41:58,111 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@49f0563a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:41:58, skipping insertion in model container [2022-07-14 15:41:58,111 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:41:58,111 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:41:58" (3/3) ... [2022-07-14 15:41:58,112 INFO L354 chiAutomizerObserver]: Analyzing ICFG elevator_spec13_product23.cil.c [2022-07-14 15:41:58,228 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 15:41:58,229 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 15:41:58,229 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 15:41:58,229 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 15:41:58,229 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 15:41:58,229 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 15:41:58,229 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 15:41:58,230 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 15:41:58,254 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:41:58,378 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2377 [2022-07-14 15:41:58,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:41:58,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:41:58,387 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:41:58,387 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:41:58,390 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 15:41:58,411 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:41:58,507 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2377 [2022-07-14 15:41:58,508 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:41:58,508 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:41:58,513 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:41:58,513 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:41:58,527 INFO L752 eck$LassoCheckResult]: Stem: 7623#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 4623#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 4270#L2731true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7795#L2724true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 1805#L2739true main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 7883#L2329true assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 8020#L2303true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1632#L1917true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 8965#L1942true aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 8860#L3097true assume 0 == initPersonOnFloor_~floor#1; 3736#L3098true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 4799#L3205-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 7704#L2889true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 8535#L2901-2true assume { :end_inline_callOnFloor } true; 6284#L3241true assume { :end_inline_initPersonOnFloor } true; 6518#L2064true assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 6749#L1917-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 7683#L1942-1true angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 5433#L3097-1true assume 0 == initPersonOnFloor_~floor#1; 3697#L3098-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2235#L3205-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2713#L2889-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 4094#L2901-5true assume { :end_inline_callOnFloor } true; 2970#L3241-1true assume { :end_inline_initPersonOnFloor } true; 3885#L2075true assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 2560#L559true __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 8095#L90true assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 7492#L2826true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 598#L2853true isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 8151#L1860true stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 2367#L1244true assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 5153#L507true stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 7143#L1248true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 6699#L1261true timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4567#L1397true assume !(0 != timeShift_~tmp___9~2#1); 4261#L1488true assume 1 == ~doorState~0;~doorState~0 := 0; 1832#L1488-2true 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 7000#L2826-3true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 6598#L2853-3true isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 3065#L1860-1true stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 4948#L1099true assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 6926#L507-3true stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1087#L1112true timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 75#L1496true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 1445#L1156true assume !(1 == ~currentHeading~0); 94#L1166true assume !(0 == ~currentFloorID~0); 2363#L1166-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 9129#L1172-1true assume { :end_inline_continueInDirection } true; 7997#L1505-2true assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 1189#L108true assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 3943#L109true assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 810#L1700true assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~2#1 := 0;existInLiftCallsInDirection_~i~2#1 := 1 + ~currentFloorID~0; 5983#L1704-2true [2022-07-14 15:41:58,528 INFO L754 eck$LassoCheckResult]: Loop: 5983#L1704-2true assume !false; 8944#L1705true assume existInLiftCallsInDirection_~i~2#1 < 5; 8076#L1706true assume !(0 == existInLiftCallsInDirection_~i~2#1); 537#L1719true assume !(1 == existInLiftCallsInDirection_~i~2#1); 9115#L1728true assume !(2 == existInLiftCallsInDirection_~i~2#1); 535#L1737true assume !(3 == existInLiftCallsInDirection_~i~2#1); 2781#L1746true assume !(4 == existInLiftCallsInDirection_~i~2#1); 8710#L1747-1true existInLiftCallsInDirection_~i~2#1 := 1 + existInLiftCallsInDirection_~i~2#1; 5983#L1704-2true [2022-07-14 15:41:58,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:41:58,537 INFO L85 PathProgramCache]: Analyzing trace with hash -377515284, now seen corresponding path program 1 times [2022-07-14 15:41:58,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:41:58,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281528332] [2022-07-14 15:41:58,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:41:58,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:41:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:41:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:41:58,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:41:58,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281528332] [2022-07-14 15:41:58,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281528332] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:41:58,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:41:58,753 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:41:58,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203534959] [2022-07-14 15:41:58,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:41:58,758 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:41:58,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:41:58,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1111738493, now seen corresponding path program 1 times [2022-07-14 15:41:58,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:41:58,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801405391] [2022-07-14 15:41:58,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:41:58,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:41:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:41:58,771 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:41:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:41:58,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:41:58,822 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:41:58,823 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:41:58,823 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:41:58,823 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:41:58,823 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:41:58,824 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:41:58,824 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:41:58,824 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:41:58,824 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration1_Loop [2022-07-14 15:41:58,824 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:41:58,824 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:41:58,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:41:58,896 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:41:58,896 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:41:58,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:41:58,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:41:58,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:41:58,905 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:41:58,905 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:41:58,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-14 15:41:58,948 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-14 15:41:58,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:41:58,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:41:58,950 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:41:58,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-14 15:41:58,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:41:58,952 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:41:58,977 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:41:58,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-14 15:41:58,980 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:41:58,980 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:41:58,980 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:41:58,980 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:41:58,981 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:41:58,981 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:41:58,981 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:41:58,981 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:41:58,981 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration1_Loop [2022-07-14 15:41:58,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:41:58,981 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:41:58,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:41:59,019 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:41:59,023 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:41:59,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:41:59,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:41:59,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:41:59,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-14 15:41:59,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:41:59,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:41:59,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:41:59,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:41:59,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:41:59,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:41:59,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:41:59,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:41:59,052 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:41:59,056 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:41:59,056 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-14 15:41:59,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:41:59,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:41:59,059 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:41:59,074 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:41:59,074 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:41:59,075 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:41:59,075 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~2#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~2#1 Supporting invariants [] [2022-07-14 15:41:59,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-14 15:41:59,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-14 15:41:59,097 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:41:59,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:41:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:41:59,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:41:59,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:41:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:41:59,283 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-14 15:41:59,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:41:59,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:41:59,422 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2022-07-14 15:41:59,444 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 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 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:00,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-14 15:42:03,157 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 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 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 107651 states and 201837 transitions. Complement of second has 18 states. [2022-07-14 15:42:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2022-07-14 15:42:03,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:03,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 109799 transitions. [2022-07-14 15:42:03,446 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109799 transitions. Stem has 52 letters. Loop has 8 letters. [2022-07-14 15:42:03,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:42:03,448 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109799 transitions. Stem has 60 letters. Loop has 8 letters. [2022-07-14 15:42:03,449 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:42:03,450 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109799 transitions. Stem has 52 letters. Loop has 16 letters. [2022-07-14 15:42:03,451 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:42:03,453 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107651 states and 201837 transitions. [2022-07-14 15:42:03,979 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 15168 [2022-07-14 15:42:04,244 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107651 states to 58440 states and 109522 transitions. [2022-07-14 15:42:04,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58410 [2022-07-14 15:42:04,302 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58411 [2022-07-14 15:42:04,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58440 states and 109522 transitions. [2022-07-14 15:42:04,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:04,307 INFO L369 hiAutomatonCegarLoop]: Abstraction has 58440 states and 109522 transitions. [2022-07-14 15:42:04,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58440 states and 109522 transitions. [2022-07-14 15:42:04,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58440 to 16991. [2022-07-14 15:42:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16991 states, 16991 states have (on average 1.8692837384497676) internal successors, (31761), 16990 states have internal predecessors, (31761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16991 states to 16991 states and 31761 transitions. [2022-07-14 15:42:04,845 INFO L392 hiAutomatonCegarLoop]: Abstraction has 16991 states and 31761 transitions. [2022-07-14 15:42:04,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:04,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:42:04,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:42:04,850 INFO L87 Difference]: Start difference. First operand 16991 states and 31761 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:05,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:05,380 INFO L93 Difference]: Finished difference Result 24550 states and 45741 transitions. [2022-07-14 15:42:05,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:05,381 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24550 states and 45741 transitions. [2022-07-14 15:42:05,471 INFO L131 ngComponentsAnalysis]: Automaton has 78 accepting balls. 8686 [2022-07-14 15:42:05,559 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24550 states to 24537 states and 45728 transitions. [2022-07-14 15:42:05,559 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24518 [2022-07-14 15:42:05,577 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24518 [2022-07-14 15:42:05,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24537 states and 45728 transitions. [2022-07-14 15:42:05,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:05,578 INFO L369 hiAutomatonCegarLoop]: Abstraction has 24537 states and 45728 transitions. [2022-07-14 15:42:05,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24537 states and 45728 transitions. [2022-07-14 15:42:05,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24537 to 9454. [2022-07-14 15:42:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9454 states, 9454 states have (on average 1.863655595515126) internal successors, (17619), 9453 states have internal predecessors, (17619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9454 states to 9454 states and 17619 transitions. [2022-07-14 15:42:05,773 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9454 states and 17619 transitions. [2022-07-14 15:42:05,773 INFO L374 stractBuchiCegarLoop]: Abstraction has 9454 states and 17619 transitions. [2022-07-14 15:42:05,773 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 15:42:05,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9454 states and 17619 transitions. [2022-07-14 15:42:05,798 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2377 [2022-07-14 15:42:05,799 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:05,799 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:05,800 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:05,800 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:05,800 INFO L752 eck$LassoCheckResult]: Stem: 168020#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 166207#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 165877#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 165878#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 162686#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 162687#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 168107#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 162380#L1917 assume !(0 == getOrigin_~person#1); 162381#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 160507#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 168298#L3097 assume 0 == initPersonOnFloor_~floor#1; 165351#L3098 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 160240#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 166369#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 161842#L2901-2 assume { :end_inline_callOnFloor } true; 167437#L3241 assume { :end_inline_initPersonOnFloor } true; 167438#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 167563#L1917-1 assume !(0 == getOrigin_~person#1); 164162#L1921-1 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 159687#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 166891#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 165302#L3098-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 159131#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 163377#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 164084#L2901-5 assume { :end_inline_callOnFloor } true; 164426#L3241-1 assume { :end_inline_initPersonOnFloor } true; 164427#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 163853#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 163854#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 167987#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 160361#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 160362#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 163579#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 163581#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 166694#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 165581#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 166151#L1397 assume !(0 != timeShift_~tmp___9~2#1); 165870#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 162728#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 162729#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 164734#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 164555#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 164556#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 166519#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 161378#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 159079#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 159080#L1156 assume !(1 == ~currentHeading~0); 159133#L1166 assume !(0 == ~currentFloorID~0); 159134#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 163573#L1172-1 assume { :end_inline_continueInDirection } true; 167220#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 161577#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 161579#L109 assume !(1 == ~prevDir~0); 165586#L135 assume 0 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 1;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 165851#L1700-2 assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~2#1 := 0;existInLiftCallsInDirection_~i~2#1 := 1 + ~currentFloorID~0; 161806#L1704-8 [2022-07-14 15:42:05,800 INFO L754 eck$LassoCheckResult]: Loop: 161806#L1704-8 assume !false; 161807#L1705-2 assume existInLiftCallsInDirection_~i~2#1 < 5; 162396#L1706-2 assume !(0 == existInLiftCallsInDirection_~i~2#1); 163541#L1719-2 assume !(1 == existInLiftCallsInDirection_~i~2#1); 163543#L1728-2 assume !(2 == existInLiftCallsInDirection_~i~2#1); 163998#L1737-2 assume !(3 == existInLiftCallsInDirection_~i~2#1); 166786#L1746-2 assume !(4 == existInLiftCallsInDirection_~i~2#1); 164898#L1747-5 existInLiftCallsInDirection_~i~2#1 := 1 + existInLiftCallsInDirection_~i~2#1; 161806#L1704-8 [2022-07-14 15:42:05,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:05,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1707394713, now seen corresponding path program 1 times [2022-07-14 15:42:05,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:05,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351733302] [2022-07-14 15:42:05,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:05,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:05,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:05,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351733302] [2022-07-14 15:42:05,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351733302] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:05,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:05,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 15:42:05,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188070725] [2022-07-14 15:42:05,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:05,877 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:05,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:05,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1105989763, now seen corresponding path program 1 times [2022-07-14 15:42:05,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:05,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888826475] [2022-07-14 15:42:05,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:05,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:05,882 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:05,887 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:05,912 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:42:05,912 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:42:05,912 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:42:05,912 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:42:05,912 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:42:05,912 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:42:05,912 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:42:05,913 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:42:05,913 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration2_Loop [2022-07-14 15:42:05,913 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:42:05,913 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:42:05,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:42:05,949 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:42:05,950 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:42:05,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:42:05,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:42:05,951 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:42:05,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-14 15:42:05,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:42:05,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:42:05,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-14 15:42:05,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:42:05,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:42:05,994 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:42:06,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-14 15:42:06,001 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:42:06,001 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:42:06,026 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:42:06,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-07-14 15:42:06,033 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:42:06,033 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:42:06,034 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:42:06,034 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:42:06,034 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:42:06,034 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:42:06,034 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:42:06,034 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:42:06,034 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration2_Loop [2022-07-14 15:42:06,034 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:42:06,034 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:42:06,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:42:06,067 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:42:06,068 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:42:06,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:42:06,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:42:06,069 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:42:06,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:42:06,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:42:06,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:42:06,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:42:06,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:42:06,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:42:06,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:42:06,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:42:06,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-14 15:42:06,092 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:42:06,094 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-07-14 15:42:06,094 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:42:06,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:42:06,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:42:06,096 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:42:06,101 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:42:06,101 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:42:06,101 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:42:06,101 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~2#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~2#1 Supporting invariants [] [2022-07-14 15:42:06,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-14 15:42:06,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-14 15:42:06,118 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:42:06,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:06,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:42:06,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:42:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:06,301 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-14 15:42:06,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:42:06,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:06,418 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2022-07-14 15:42:06,419 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9454 states and 17619 transitions. cyclomatic complexity: 8199 Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:06,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-14 15:42:09,573 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9454 states and 17619 transitions. cyclomatic complexity: 8199. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 99878 states and 187113 transitions. Complement of second has 17 states. [2022-07-14 15:42:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2022-07-14 15:42:09,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 95284 transitions. [2022-07-14 15:42:09,637 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 95284 transitions. Stem has 55 letters. Loop has 8 letters. [2022-07-14 15:42:09,638 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:42:09,638 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 95284 transitions. Stem has 63 letters. Loop has 8 letters. [2022-07-14 15:42:09,638 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:42:09,638 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 95284 transitions. Stem has 55 letters. Loop has 16 letters. [2022-07-14 15:42:09,639 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:42:09,639 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 99878 states and 187113 transitions. [2022-07-14 15:42:10,195 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 15168 [2022-07-14 15:42:10,446 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 99878 states to 58446 states and 109429 transitions. [2022-07-14 15:42:10,446 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58397 [2022-07-14 15:42:10,489 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58398 [2022-07-14 15:42:10,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58446 states and 109429 transitions. [2022-07-14 15:42:10,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:10,496 INFO L369 hiAutomatonCegarLoop]: Abstraction has 58446 states and 109429 transitions. [2022-07-14 15:42:10,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58446 states and 109429 transitions. [2022-07-14 15:42:11,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58446 to 9478. [2022-07-14 15:42:11,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9478 states, 9478 states have (on average 1.8629457691496096) internal successors, (17657), 9477 states have internal predecessors, (17657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:11,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9478 states to 9478 states and 17657 transitions. [2022-07-14 15:42:11,050 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9478 states and 17657 transitions. [2022-07-14 15:42:11,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:11,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:42:11,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:42:11,052 INFO L87 Difference]: Start difference. First operand 9478 states and 17657 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:11,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:11,630 INFO L93 Difference]: Finished difference Result 28217 states and 52541 transitions. [2022-07-14 15:42:11,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:11,631 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28217 states and 52541 transitions. [2022-07-14 15:42:11,735 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-14 15:42:11,823 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28217 states to 28217 states and 52541 transitions. [2022-07-14 15:42:11,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28103 [2022-07-14 15:42:11,843 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28103 [2022-07-14 15:42:11,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28217 states and 52541 transitions. [2022-07-14 15:42:11,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:11,846 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28217 states and 52541 transitions. [2022-07-14 15:42:11,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28217 states and 52541 transitions. [2022-07-14 15:42:12,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28217 to 9493. [2022-07-14 15:42:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9493 states, 9493 states have (on average 1.8615822184767723) internal successors, (17672), 9492 states have internal predecessors, (17672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:12,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9493 states to 9493 states and 17672 transitions. [2022-07-14 15:42:12,056 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9493 states and 17672 transitions. [2022-07-14 15:42:12,056 INFO L374 stractBuchiCegarLoop]: Abstraction has 9493 states and 17672 transitions. [2022-07-14 15:42:12,056 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 15:42:12,056 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9493 states and 17672 transitions. [2022-07-14 15:42:12,082 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:12,083 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:12,083 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:12,085 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:12,085 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:12,085 INFO L752 eck$LassoCheckResult]: Stem: 315303#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 313480#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 313149#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 313150#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 309950#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 309951#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 315390#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 309643#L1917 assume !(0 == getOrigin_~person#1); 309644#L1921 assume !(1 == getOrigin_~person#1); 314886#L1925 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 307767#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 315581#L3097 assume 0 == initPersonOnFloor_~floor#1; 312623#L3098 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 307500#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 313643#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 309104#L2901-2 assume { :end_inline_callOnFloor } true; 314715#L3241 assume { :end_inline_initPersonOnFloor } true; 314716#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 314844#L1917-1 assume !(0 == getOrigin_~person#1); 311431#L1921-1 assume !(1 == getOrigin_~person#1); 309459#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 306949#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 314167#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 312574#L3098-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 306393#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 310641#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 311353#L2901-5 assume { :end_inline_callOnFloor } true; 311696#L3241-1 assume { :end_inline_initPersonOnFloor } true; 311697#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 311120#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 311121#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 315270#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 307621#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 307622#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 310846#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 310848#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 313968#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 312853#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 313424#L1397 assume !(0 != timeShift_~tmp___9~2#1); 313142#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 309992#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 309993#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 312004#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 311825#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 311826#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 313792#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 308638#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 306341#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 306342#L1156 assume !(1 == ~currentHeading~0); 306395#L1166 assume !(0 == ~currentFloorID~0); 306396#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 310840#L1172-1 assume { :end_inline_continueInDirection } true; 314498#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 308837#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 308839#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 308071#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 308072#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 313371#L1770-2 [2022-07-14 15:42:12,085 INFO L754 eck$LassoCheckResult]: Loop: 313371#L1770-2 assume !false; 309436#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 309437#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 306298#L1779-2 assume !false; 312675#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 312677#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 313371#L1770-2 [2022-07-14 15:42:12,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:12,086 INFO L85 PathProgramCache]: Analyzing trace with hash 992492226, now seen corresponding path program 1 times [2022-07-14 15:42:12,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:12,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521143318] [2022-07-14 15:42:12,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:12,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:12,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:12,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521143318] [2022-07-14 15:42:12,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521143318] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:12,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:12,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:42:12,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139209372] [2022-07-14 15:42:12,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:12,156 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:12,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:12,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 1 times [2022-07-14 15:42:12,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:12,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903123877] [2022-07-14 15:42:12,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:12,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:12,162 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:12,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:12,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:12,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:42:12,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:42:12,197 INFO L87 Difference]: Start difference. First operand 9493 states and 17672 transitions. cyclomatic complexity: 8214 Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:12,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:12,486 INFO L93 Difference]: Finished difference Result 18807 states and 35017 transitions. [2022-07-14 15:42:12,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:42:12,488 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18807 states and 35017 transitions. [2022-07-14 15:42:12,559 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4762 [2022-07-14 15:42:12,612 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18807 states to 18807 states and 35017 transitions. [2022-07-14 15:42:12,612 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18731 [2022-07-14 15:42:12,626 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18731 [2022-07-14 15:42:12,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18807 states and 35017 transitions. [2022-07-14 15:42:12,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:12,640 INFO L369 hiAutomatonCegarLoop]: Abstraction has 18807 states and 35017 transitions. [2022-07-14 15:42:12,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18807 states and 35017 transitions. [2022-07-14 15:42:12,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18807 to 9459. [2022-07-14 15:42:12,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9459 states, 9459 states have (on average 1.8610846812559467) internal successors, (17604), 9458 states have internal predecessors, (17604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9459 states to 9459 states and 17604 transitions. [2022-07-14 15:42:12,802 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9459 states and 17604 transitions. [2022-07-14 15:42:12,803 INFO L374 stractBuchiCegarLoop]: Abstraction has 9459 states and 17604 transitions. [2022-07-14 15:42:12,803 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 15:42:12,803 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9459 states and 17604 transitions. [2022-07-14 15:42:12,829 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:12,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:12,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:12,830 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:12,830 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:12,830 INFO L752 eck$LassoCheckResult]: Stem: 343581#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 341763#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 341435#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 341436#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 338249#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 338250#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 343668#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 337943#L1917 assume !(0 == getOrigin_~person#1); 337944#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 343164#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 343858#L3097 assume !(0 == initPersonOnFloor_~floor#1); 343773#L3124 assume !(1 == initPersonOnFloor_~floor#1); 335669#L3151 assume !(2 == initPersonOnFloor_~floor#1); 335670#L3178 assume 3 == initPersonOnFloor_~floor#1; 342020#L3179 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_3~0 := 1; 335806#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 341923#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 337406#L2901-2 assume { :end_inline_callOnFloor } true; 342994#L3241 assume { :end_inline_initPersonOnFloor } true; 342995#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 343123#L1917-1 assume !(0 == getOrigin_~person#1); 339725#L1921-1 assume !(1 == getOrigin_~person#1); 337759#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 335255#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 343896#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 340866#L3098-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 334699#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 338939#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 339647#L2901-5 assume { :end_inline_callOnFloor } true; 339990#L3241-1 assume { :end_inline_initPersonOnFloor } true; 339991#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 339416#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 339417#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 343549#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 335927#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 335928#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 339142#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 339144#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 342248#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 341140#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 341707#L1397 assume !(0 != timeShift_~tmp___9~2#1); 341428#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 338293#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 338294#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 340300#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 340119#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 340120#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 342072#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 336940#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 334647#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 334648#L1156 assume !(1 == ~currentHeading~0); 334701#L1166 assume !(0 == ~currentFloorID~0); 334702#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 339136#L1172-1 assume { :end_inline_continueInDirection } true; 342777#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 337139#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 337141#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 336373#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 336374#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 341657#L1770-2 [2022-07-14 15:42:12,831 INFO L754 eck$LassoCheckResult]: Loop: 341657#L1770-2 assume !false; 337736#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 337737#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 334607#L1779-2 assume !false; 340965#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 340967#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 341657#L1770-2 [2022-07-14 15:42:12,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:12,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1486168651, now seen corresponding path program 1 times [2022-07-14 15:42:12,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:12,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788319904] [2022-07-14 15:42:12,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:12,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:12,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:12,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788319904] [2022-07-14 15:42:12,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788319904] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:12,892 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:12,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:42:12,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158493196] [2022-07-14 15:42:12,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:12,893 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:12,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:12,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 2 times [2022-07-14 15:42:12,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:12,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511640951] [2022-07-14 15:42:12,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:12,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:12,899 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:12,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:12,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:12,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:42:12,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:42:12,926 INFO L87 Difference]: Start difference. First operand 9459 states and 17604 transitions. cyclomatic complexity: 8180 Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:13,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:13,269 INFO L93 Difference]: Finished difference Result 13205 states and 24576 transitions. [2022-07-14 15:42:13,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:13,270 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13205 states and 24576 transitions. [2022-07-14 15:42:13,325 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4394 [2022-07-14 15:42:13,367 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13205 states to 13205 states and 24576 transitions. [2022-07-14 15:42:13,368 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13167 [2022-07-14 15:42:13,378 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13167 [2022-07-14 15:42:13,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13205 states and 24576 transitions. [2022-07-14 15:42:13,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:13,380 INFO L369 hiAutomatonCegarLoop]: Abstraction has 13205 states and 24576 transitions. [2022-07-14 15:42:13,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13205 states and 24576 transitions. [2022-07-14 15:42:13,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13205 to 9459. [2022-07-14 15:42:13,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9459 states, 9459 states have (on average 1.8604503647320012) internal successors, (17598), 9458 states have internal predecessors, (17598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9459 states to 9459 states and 17598 transitions. [2022-07-14 15:42:13,535 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9459 states and 17598 transitions. [2022-07-14 15:42:13,535 INFO L374 stractBuchiCegarLoop]: Abstraction has 9459 states and 17598 transitions. [2022-07-14 15:42:13,535 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-14 15:42:13,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9459 states and 17598 transitions. [2022-07-14 15:42:13,563 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:13,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:13,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:13,564 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:13,565 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:13,565 INFO L752 eck$LassoCheckResult]: Stem: 366258#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 364440#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 364112#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 364113#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 360926#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 360927#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 366345#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 360620#L1917 assume !(0 == getOrigin_~person#1); 360621#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 365841#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 366535#L3097 assume !(0 == initPersonOnFloor_~floor#1); 366450#L3124 assume !(1 == initPersonOnFloor_~floor#1); 358344#L3151 assume !(2 == initPersonOnFloor_~floor#1); 358345#L3178 assume 3 == initPersonOnFloor_~floor#1; 364697#L3179 assume !(0 == initPersonOnFloor_~person#1); 361195#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 358483#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 364600#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 360083#L2901-2 assume { :end_inline_callOnFloor } true; 365671#L3241 assume { :end_inline_initPersonOnFloor } true; 365672#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 365800#L1917-1 assume !(0 == getOrigin_~person#1); 362402#L1921-1 assume !(1 == getOrigin_~person#1); 360436#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 357932#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 366577#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 363543#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 363406#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 357376#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 361616#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 362324#L2901-5 assume { :end_inline_callOnFloor } true; 362667#L3241-1 assume { :end_inline_initPersonOnFloor } true; 362668#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 362093#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 362094#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 366225#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 358604#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 358605#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 361819#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 361821#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 364925#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 363817#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 364384#L1397 assume !(0 != timeShift_~tmp___9~2#1); 364105#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 360968#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 360969#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 362975#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 362796#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 362797#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 364749#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 359617#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 357324#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 357325#L1156 assume !(1 == ~currentHeading~0); 357378#L1166 assume !(0 == ~currentFloorID~0); 357379#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 361813#L1172-1 assume { :end_inline_continueInDirection } true; 365454#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 359816#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 359818#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 359050#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 359051#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 364334#L1770-2 [2022-07-14 15:42:13,565 INFO L754 eck$LassoCheckResult]: Loop: 364334#L1770-2 assume !false; 360413#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 360414#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 357281#L1779-2 assume !false; 363642#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 363644#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 364334#L1770-2 [2022-07-14 15:42:13,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:13,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1146851719, now seen corresponding path program 1 times [2022-07-14 15:42:13,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:13,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387237807] [2022-07-14 15:42:13,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:13,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:13,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:13,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387237807] [2022-07-14 15:42:13,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387237807] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:13,598 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:13,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 15:42:13,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993162186] [2022-07-14 15:42:13,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:13,598 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:13,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:13,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 3 times [2022-07-14 15:42:13,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:13,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260330657] [2022-07-14 15:42:13,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:13,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:13,602 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:13,605 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:13,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:13,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:42:13,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:42:13,619 INFO L87 Difference]: Start difference. First operand 9459 states and 17598 transitions. cyclomatic complexity: 8174 Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:14,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:14,078 INFO L93 Difference]: Finished difference Result 28176 states and 52455 transitions. [2022-07-14 15:42:14,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:14,079 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28176 states and 52455 transitions. [2022-07-14 15:42:14,197 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-14 15:42:14,291 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28176 states to 28176 states and 52455 transitions. [2022-07-14 15:42:14,292 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28062 [2022-07-14 15:42:14,316 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28062 [2022-07-14 15:42:14,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28176 states and 52455 transitions. [2022-07-14 15:42:14,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:14,320 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28176 states and 52455 transitions. [2022-07-14 15:42:14,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28176 states and 52455 transitions. [2022-07-14 15:42:14,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28176 to 9463. [2022-07-14 15:42:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9463 states, 9463 states have (on average 1.8599809785480292) internal successors, (17601), 9462 states have internal predecessors, (17601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:14,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9463 states to 9463 states and 17601 transitions. [2022-07-14 15:42:14,539 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9463 states and 17601 transitions. [2022-07-14 15:42:14,539 INFO L374 stractBuchiCegarLoop]: Abstraction has 9463 states and 17601 transitions. [2022-07-14 15:42:14,539 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-14 15:42:14,539 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9463 states and 17601 transitions. [2022-07-14 15:42:14,564 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:14,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:14,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:14,565 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:14,565 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:14,565 INFO L752 eck$LassoCheckResult]: Stem: 403906#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 402087#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 401759#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 401760#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 398572#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 398573#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 403993#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 398266#L1917 assume !(0 == getOrigin_~person#1); 398267#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 403488#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 404183#L3097 assume !(0 == initPersonOnFloor_~floor#1); 404098#L3124 assume !(1 == initPersonOnFloor_~floor#1); 395989#L3151 assume !(2 == initPersonOnFloor_~floor#1); 395990#L3178 assume 3 == initPersonOnFloor_~floor#1; 402344#L3179 assume !(0 == initPersonOnFloor_~person#1); 398841#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 396128#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 402247#L2889 assume !(0 == callOnFloor_~floorID#1); 397728#L2892 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 397729#L2901-2 assume { :end_inline_callOnFloor } true; 403318#L3241 assume { :end_inline_initPersonOnFloor } true; 403319#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 403447#L1917-1 assume !(0 == getOrigin_~person#1); 400048#L1921-1 assume !(1 == getOrigin_~person#1); 398082#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 395576#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 404220#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 401190#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 401053#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 395020#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 399262#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 400900#L2901-5 assume { :end_inline_callOnFloor } true; 400313#L3241-1 assume { :end_inline_initPersonOnFloor } true; 400314#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 399739#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 399740#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 403874#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 396249#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 396250#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 399465#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 399467#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 402572#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 401464#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 402031#L1397 assume !(0 != timeShift_~tmp___9~2#1); 401752#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 398614#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 398615#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 400621#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 400442#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 400443#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 402396#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 397262#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 394968#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 394969#L1156 assume !(1 == ~currentHeading~0); 395022#L1166 assume !(0 == ~currentFloorID~0); 395023#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 399459#L1172-1 assume { :end_inline_continueInDirection } true; 403101#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 397461#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 397463#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 396695#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 396696#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 401981#L1770-2 [2022-07-14 15:42:14,566 INFO L754 eck$LassoCheckResult]: Loop: 401981#L1770-2 assume !false; 398059#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 398060#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 394925#L1779-2 assume !false; 401289#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 401291#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 401981#L1770-2 [2022-07-14 15:42:14,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:14,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1965093356, now seen corresponding path program 1 times [2022-07-14 15:42:14,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:14,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017990440] [2022-07-14 15:42:14,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:14,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:14,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:14,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:14,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017990440] [2022-07-14 15:42:14,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017990440] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:14,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:14,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 15:42:14,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887941603] [2022-07-14 15:42:14,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:14,624 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:14,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:14,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 4 times [2022-07-14 15:42:14,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:14,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270603830] [2022-07-14 15:42:14,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:14,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:14,635 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:14,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:14,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:14,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:42:14,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:42:14,654 INFO L87 Difference]: Start difference. First operand 9463 states and 17601 transitions. cyclomatic complexity: 8173 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:15,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:15,187 INFO L93 Difference]: Finished difference Result 28181 states and 52457 transitions. [2022-07-14 15:42:15,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:15,188 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28181 states and 52457 transitions. [2022-07-14 15:42:15,318 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-14 15:42:15,410 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28181 states to 28181 states and 52457 transitions. [2022-07-14 15:42:15,410 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28067 [2022-07-14 15:42:15,435 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28067 [2022-07-14 15:42:15,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28181 states and 52457 transitions. [2022-07-14 15:42:15,437 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:15,437 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28181 states and 52457 transitions. [2022-07-14 15:42:15,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28181 states and 52457 transitions. [2022-07-14 15:42:15,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28181 to 9469. [2022-07-14 15:42:15,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9469 states, 9469 states have (on average 1.8593304467208787) internal successors, (17606), 9468 states have internal predecessors, (17606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:15,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9469 states to 9469 states and 17606 transitions. [2022-07-14 15:42:15,653 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9469 states and 17606 transitions. [2022-07-14 15:42:15,653 INFO L374 stractBuchiCegarLoop]: Abstraction has 9469 states and 17606 transitions. [2022-07-14 15:42:15,653 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-14 15:42:15,654 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9469 states and 17606 transitions. [2022-07-14 15:42:15,682 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:15,682 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:15,682 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:15,683 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:15,683 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:15,683 INFO L752 eck$LassoCheckResult]: Stem: 441563#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 439742#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 439414#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 439415#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 436225#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 436226#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 441650#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 435918#L1917 assume !(0 == getOrigin_~person#1); 435919#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 441145#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 441840#L3097 assume !(0 == initPersonOnFloor_~floor#1); 441755#L3124 assume !(1 == initPersonOnFloor_~floor#1); 433642#L3151 assume !(2 == initPersonOnFloor_~floor#1); 433643#L3178 assume 3 == initPersonOnFloor_~floor#1; 439999#L3179 assume !(0 == initPersonOnFloor_~person#1); 436495#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 433781#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 439902#L2889 assume !(0 == callOnFloor_~floorID#1); 435381#L2892 assume !(1 == callOnFloor_~floorID#1); 435382#L2895 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 440201#L2901-2 assume { :end_inline_callOnFloor } true; 440975#L3241 assume { :end_inline_initPersonOnFloor } true; 440976#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 441104#L1917-1 assume !(0 == getOrigin_~person#1); 437702#L1921-1 assume !(1 == getOrigin_~person#1); 435734#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 433229#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 441877#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 438844#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 438707#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 432673#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 441887#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 438554#L2901-5 assume { :end_inline_callOnFloor } true; 437967#L3241-1 assume { :end_inline_initPersonOnFloor } true; 437968#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 437393#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 437394#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 441530#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 433902#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 433903#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 437119#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 437121#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 440228#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 439119#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 439686#L1397 assume !(0 != timeShift_~tmp___9~2#1); 439407#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 436267#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 436268#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 438275#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 438096#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 438097#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 440051#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 434915#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 432621#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 432622#L1156 assume !(1 == ~currentHeading~0); 432675#L1166 assume !(0 == ~currentFloorID~0); 432676#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 437113#L1172-1 assume { :end_inline_continueInDirection } true; 440757#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 435114#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 435116#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 434348#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 434349#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 439636#L1770-2 [2022-07-14 15:42:15,683 INFO L754 eck$LassoCheckResult]: Loop: 439636#L1770-2 assume !false; 435711#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 435712#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 432578#L1779-2 assume !false; 438943#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 438945#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 439636#L1770-2 [2022-07-14 15:42:15,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:15,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1905684660, now seen corresponding path program 1 times [2022-07-14 15:42:15,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:15,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534030514] [2022-07-14 15:42:15,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:15,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:15,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:15,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:15,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534030514] [2022-07-14 15:42:15,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534030514] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:15,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:15,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 15:42:15,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663215855] [2022-07-14 15:42:15,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:15,713 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:15,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:15,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 5 times [2022-07-14 15:42:15,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:15,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962265377] [2022-07-14 15:42:15,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:15,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:15,718 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:15,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:15,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:15,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:42:15,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:42:15,739 INFO L87 Difference]: Start difference. First operand 9469 states and 17606 transitions. cyclomatic complexity: 8172 Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:16,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:16,274 INFO L93 Difference]: Finished difference Result 28188 states and 52461 transitions. [2022-07-14 15:42:16,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:16,275 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28188 states and 52461 transitions. [2022-07-14 15:42:16,393 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-14 15:42:16,486 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28188 states to 28188 states and 52461 transitions. [2022-07-14 15:42:16,487 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28074 [2022-07-14 15:42:16,508 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28074 [2022-07-14 15:42:16,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28188 states and 52461 transitions. [2022-07-14 15:42:16,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:16,523 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28188 states and 52461 transitions. [2022-07-14 15:42:16,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28188 states and 52461 transitions. [2022-07-14 15:42:16,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28188 to 9477. [2022-07-14 15:42:16,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9477 states, 9477 states have (on average 1.8584995251661918) internal successors, (17613), 9476 states have internal predecessors, (17613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9477 states to 9477 states and 17613 transitions. [2022-07-14 15:42:16,711 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9477 states and 17613 transitions. [2022-07-14 15:42:16,711 INFO L374 stractBuchiCegarLoop]: Abstraction has 9477 states and 17613 transitions. [2022-07-14 15:42:16,712 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-14 15:42:16,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9477 states and 17613 transitions. [2022-07-14 15:42:16,735 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:16,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:16,736 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:16,736 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:16,736 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:16,736 INFO L752 eck$LassoCheckResult]: Stem: 479229#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 477409#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 477081#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 477082#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 473891#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 473892#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 479316#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 473583#L1917 assume !(0 == getOrigin_~person#1); 473584#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 478813#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 479507#L3097 assume !(0 == initPersonOnFloor_~floor#1); 479422#L3124 assume !(1 == initPersonOnFloor_~floor#1); 471310#L3151 assume !(2 == initPersonOnFloor_~floor#1); 471311#L3178 assume 3 == initPersonOnFloor_~floor#1; 477666#L3179 assume !(0 == initPersonOnFloor_~person#1); 474161#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 471447#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 477569#L2889 assume !(0 == callOnFloor_~floorID#1); 473046#L2892 assume !(1 == callOnFloor_~floorID#1); 473047#L2895 assume !(2 == callOnFloor_~floorID#1); 477868#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 479357#L2901-2 assume { :end_inline_callOnFloor } true; 478642#L3241 assume { :end_inline_initPersonOnFloor } true; 478643#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 478771#L1917-1 assume !(0 == getOrigin_~person#1); 475368#L1921-1 assume !(1 == getOrigin_~person#1); 473399#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 470895#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 479544#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 476511#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 476374#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 470339#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 479555#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 476221#L2901-5 assume { :end_inline_callOnFloor } true; 475634#L3241-1 assume { :end_inline_initPersonOnFloor } true; 475635#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 475060#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 475061#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 479197#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 471568#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 471569#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 474786#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 474788#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 477894#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 476785#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 477353#L1397 assume !(0 != timeShift_~tmp___9~2#1); 477074#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 473935#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 473936#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 475944#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 475763#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 475764#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 477718#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 472580#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 470287#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 470288#L1156 assume !(1 == ~currentHeading~0); 470341#L1166 assume !(0 == ~currentFloorID~0); 470342#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 474780#L1172-1 assume { :end_inline_continueInDirection } true; 478424#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 472779#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 472781#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 472013#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 472014#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 477303#L1770-2 [2022-07-14 15:42:16,737 INFO L754 eck$LassoCheckResult]: Loop: 477303#L1770-2 assume !false; 473376#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 473377#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 470247#L1779-2 assume !false; 476610#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 476612#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 477303#L1770-2 [2022-07-14 15:42:16,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:16,737 INFO L85 PathProgramCache]: Analyzing trace with hash 812216559, now seen corresponding path program 1 times [2022-07-14 15:42:16,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:16,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487454614] [2022-07-14 15:42:16,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:16,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:16,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:16,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487454614] [2022-07-14 15:42:16,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487454614] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:16,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:16,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:42:16,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969352854] [2022-07-14 15:42:16,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:16,766 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:16,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:16,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 6 times [2022-07-14 15:42:16,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:16,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229857588] [2022-07-14 15:42:16,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:16,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:16,770 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:16,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:16,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:16,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:42:16,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:42:16,785 INFO L87 Difference]: Start difference. First operand 9477 states and 17613 transitions. cyclomatic complexity: 8171 Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:17,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:17,135 INFO L93 Difference]: Finished difference Result 20771 states and 38642 transitions. [2022-07-14 15:42:17,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 15:42:17,136 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20771 states and 38642 transitions. [2022-07-14 15:42:17,226 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8420 [2022-07-14 15:42:17,288 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20771 states to 20771 states and 38642 transitions. [2022-07-14 15:42:17,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20733 [2022-07-14 15:42:17,308 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20733 [2022-07-14 15:42:17,308 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20771 states and 38642 transitions. [2022-07-14 15:42:17,318 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:17,318 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20771 states and 38642 transitions. [2022-07-14 15:42:17,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20771 states and 38642 transitions. [2022-07-14 15:42:17,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20771 to 9463. [2022-07-14 15:42:17,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9463 states, 9463 states have (on average 1.858501532283631) internal successors, (17587), 9462 states have internal predecessors, (17587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:17,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9463 states to 9463 states and 17587 transitions. [2022-07-14 15:42:17,591 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9463 states and 17587 transitions. [2022-07-14 15:42:17,591 INFO L374 stractBuchiCegarLoop]: Abstraction has 9463 states and 17587 transitions. [2022-07-14 15:42:17,591 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-14 15:42:17,591 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9463 states and 17587 transitions. [2022-07-14 15:42:17,615 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:17,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:17,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:17,615 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:17,615 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:17,616 INFO L752 eck$LassoCheckResult]: Stem: 509485#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 507666#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 507338#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 507339#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 504150#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 504151#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 509572#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 503841#L1917 assume !(0 == getOrigin_~person#1); 503842#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 509068#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 509763#L3097 assume !(0 == initPersonOnFloor_~floor#1); 509678#L3124 assume !(1 == initPersonOnFloor_~floor#1); 501569#L3151 assume !(2 == initPersonOnFloor_~floor#1); 501570#L3178 assume 3 == initPersonOnFloor_~floor#1; 507923#L3179 assume !(0 == initPersonOnFloor_~person#1); 504421#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 501706#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 507826#L2889 assume !(0 == callOnFloor_~floorID#1); 503305#L2892 assume !(1 == callOnFloor_~floorID#1); 503306#L2895 assume !(2 == callOnFloor_~floorID#1); 508125#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 509613#L2901-2 assume { :end_inline_callOnFloor } true; 508897#L3241 assume { :end_inline_initPersonOnFloor } true; 508898#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 509027#L1917-1 assume !(0 == getOrigin_~person#1); 505629#L1921-1 assume !(1 == getOrigin_~person#1); 503656#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 503657#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 508350#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 504198#L3124-1 assume 1 == initPersonOnFloor_~floor#1; 504199#L3125-2 assume !(0 == initPersonOnFloor_~person#1); 509097#L3128-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_1~0 := 1; 504083#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 509806#L2889-2 assume !(0 == callOnFloor_~floorID#1); 509804#L2892-2 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 506480#L2901-5 assume { :end_inline_callOnFloor } true; 505893#L3241-1 assume { :end_inline_initPersonOnFloor } true; 505894#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 505320#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 505321#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 509453#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 501827#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 501828#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 505045#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 505047#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 508151#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 507043#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 507610#L1397 assume !(0 != timeShift_~tmp___9~2#1); 507331#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 504194#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 504195#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 506201#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 506022#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 506023#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 507975#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 502839#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 500551#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 500552#L1156 assume !(1 == ~currentHeading~0); 500602#L1166 assume !(0 == ~currentFloorID~0); 500603#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 505039#L1172-1 assume { :end_inline_continueInDirection } true; 508680#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 503038#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 503040#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 502272#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 502273#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 507560#L1770-2 [2022-07-14 15:42:17,616 INFO L754 eck$LassoCheckResult]: Loop: 507560#L1770-2 assume !false; 503633#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 503634#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 500508#L1779-2 assume !false; 506869#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 506871#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 507560#L1770-2 [2022-07-14 15:42:17,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:17,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1877153083, now seen corresponding path program 1 times [2022-07-14 15:42:17,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:17,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319429969] [2022-07-14 15:42:17,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:17,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:17,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:17,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319429969] [2022-07-14 15:42:17,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319429969] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:17,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:17,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:42:17,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585778222] [2022-07-14 15:42:17,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:17,670 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:17,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:17,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 7 times [2022-07-14 15:42:17,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:17,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577916506] [2022-07-14 15:42:17,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:17,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:17,679 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:17,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:17,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:17,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:42:17,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:42:17,695 INFO L87 Difference]: Start difference. First operand 9463 states and 17587 transitions. cyclomatic complexity: 8159 Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:18,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:18,032 INFO L93 Difference]: Finished difference Result 20745 states and 38593 transitions. [2022-07-14 15:42:18,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 15:42:18,033 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20745 states and 38593 transitions. [2022-07-14 15:42:18,115 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8420 [2022-07-14 15:42:18,177 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20745 states to 20745 states and 38593 transitions. [2022-07-14 15:42:18,177 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20707 [2022-07-14 15:42:18,196 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20707 [2022-07-14 15:42:18,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20745 states and 38593 transitions. [2022-07-14 15:42:18,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:18,203 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20745 states and 38593 transitions. [2022-07-14 15:42:18,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20745 states and 38593 transitions. [2022-07-14 15:42:18,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20745 to 9457. [2022-07-14 15:42:18,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9457 states, 9457 states have (on average 1.858306016707201) internal successors, (17574), 9456 states have internal predecessors, (17574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 9457 states and 17574 transitions. [2022-07-14 15:42:18,360 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9457 states and 17574 transitions. [2022-07-14 15:42:18,360 INFO L374 stractBuchiCegarLoop]: Abstraction has 9457 states and 17574 transitions. [2022-07-14 15:42:18,360 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-14 15:42:18,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9457 states and 17574 transitions. [2022-07-14 15:42:18,381 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:18,381 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:18,381 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:18,381 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:18,382 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:18,382 INFO L752 eck$LassoCheckResult]: Stem: 539703#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 537888#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 537560#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 537561#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 534371#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 534372#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 539790#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 534065#L1917 assume !(0 == getOrigin_~person#1); 534066#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 539289#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 539983#L3097 assume !(0 == initPersonOnFloor_~floor#1); 539896#L3124 assume !(1 == initPersonOnFloor_~floor#1); 531791#L3151 assume !(2 == initPersonOnFloor_~floor#1); 531792#L3178 assume 3 == initPersonOnFloor_~floor#1; 538145#L3179 assume !(0 == initPersonOnFloor_~person#1); 534641#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 531930#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 538048#L2889 assume !(0 == callOnFloor_~floorID#1); 533529#L2892 assume !(1 == callOnFloor_~floorID#1); 533530#L2895 assume !(2 == callOnFloor_~floorID#1); 538347#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 539831#L2901-2 assume { :end_inline_callOnFloor } true; 539120#L3241 assume { :end_inline_initPersonOnFloor } true; 539121#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 539248#L1917-1 assume !(0 == getOrigin_~person#1); 535849#L1921-1 assume !(1 == getOrigin_~person#1); 533880#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 533881#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 538572#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 534419#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 534420#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 534896#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 534897#L3155-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_2~0 := 1; 535062#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 535063#L2889-2 assume !(0 == callOnFloor_~floorID#1); 537245#L2892-2 assume !(1 == callOnFloor_~floorID#1); 537246#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 536700#L2901-5 assume { :end_inline_callOnFloor } true; 536113#L3241-1 assume { :end_inline_initPersonOnFloor } true; 536114#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 535540#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 535541#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 539671#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 532051#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 532052#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 535266#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 535268#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 538373#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 537264#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 537832#L1397 assume !(0 != timeShift_~tmp___9~2#1); 537553#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 534415#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 534416#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 536421#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 536242#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 536243#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 538197#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 533063#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 530775#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 530776#L1156 assume !(1 == ~currentHeading~0); 530826#L1166 assume !(0 == ~currentFloorID~0); 530827#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 535260#L1172-1 assume { :end_inline_continueInDirection } true; 538903#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 533262#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 533264#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 532496#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 532497#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 537782#L1770-2 [2022-07-14 15:42:18,382 INFO L754 eck$LassoCheckResult]: Loop: 537782#L1770-2 assume !false; 533857#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 533858#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 530732#L1779-2 assume !false; 537089#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 537091#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 537782#L1770-2 [2022-07-14 15:42:18,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:18,382 INFO L85 PathProgramCache]: Analyzing trace with hash -2042376538, now seen corresponding path program 1 times [2022-07-14 15:42:18,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:18,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547601912] [2022-07-14 15:42:18,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:18,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:18,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:18,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:18,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547601912] [2022-07-14 15:42:18,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547601912] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:18,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:18,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 15:42:18,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805496089] [2022-07-14 15:42:18,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:18,419 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:18,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:18,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 8 times [2022-07-14 15:42:18,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:18,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832388286] [2022-07-14 15:42:18,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:18,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:18,422 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:18,425 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:18,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:18,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:42:18,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:42:18,437 INFO L87 Difference]: Start difference. First operand 9457 states and 17574 transitions. cyclomatic complexity: 8152 Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:18,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:18,791 INFO L93 Difference]: Finished difference Result 13244 states and 24603 transitions. [2022-07-14 15:42:18,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:18,792 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13244 states and 24603 transitions. [2022-07-14 15:42:18,835 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4394 [2022-07-14 15:42:18,872 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13244 states to 13244 states and 24603 transitions. [2022-07-14 15:42:18,872 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13206 [2022-07-14 15:42:18,880 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13206 [2022-07-14 15:42:18,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13244 states and 24603 transitions. [2022-07-14 15:42:18,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:18,881 INFO L369 hiAutomatonCegarLoop]: Abstraction has 13244 states and 24603 transitions. [2022-07-14 15:42:18,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13244 states and 24603 transitions. [2022-07-14 15:42:18,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13244 to 9457. [2022-07-14 15:42:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9457 states, 9457 states have (on average 1.8574600824785872) internal successors, (17566), 9456 states have internal predecessors, (17566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 9457 states and 17566 transitions. [2022-07-14 15:42:19,000 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9457 states and 17566 transitions. [2022-07-14 15:42:19,001 INFO L374 stractBuchiCegarLoop]: Abstraction has 9457 states and 17566 transitions. [2022-07-14 15:42:19,001 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-14 15:42:19,001 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9457 states and 17566 transitions. [2022-07-14 15:42:19,025 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:19,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:19,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:19,026 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:19,026 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:19,026 INFO L752 eck$LassoCheckResult]: Stem: 562410#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 560594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 560265#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 560266#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 557082#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 557083#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 562497#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 556776#L1917 assume !(0 == getOrigin_~person#1); 556777#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 561996#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 562688#L3097 assume !(0 == initPersonOnFloor_~floor#1); 562603#L3124 assume !(1 == initPersonOnFloor_~floor#1); 554502#L3151 assume !(2 == initPersonOnFloor_~floor#1); 554503#L3178 assume 3 == initPersonOnFloor_~floor#1; 560851#L3179 assume !(0 == initPersonOnFloor_~person#1); 557351#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 554641#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 560754#L2889 assume !(0 == callOnFloor_~floorID#1); 556240#L2892 assume !(1 == callOnFloor_~floorID#1); 556241#L2895 assume !(2 == callOnFloor_~floorID#1); 561053#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 562538#L2901-2 assume { :end_inline_callOnFloor } true; 561827#L3241 assume { :end_inline_initPersonOnFloor } true; 561828#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 561955#L1917-1 assume !(0 == getOrigin_~person#1); 558558#L1921-1 assume !(1 == getOrigin_~person#1); 556591#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 556592#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 561278#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 557130#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 557131#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 557604#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 557605#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 560105#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 558146#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 562739#L2889-2 assume !(0 == callOnFloor_~floorID#1); 562738#L2892-2 assume !(1 == callOnFloor_~floorID#1); 562737#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 559409#L2901-5 assume { :end_inline_callOnFloor } true; 558821#L3241-1 assume { :end_inline_initPersonOnFloor } true; 558822#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 558250#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 558251#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 562377#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 554762#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 554763#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 557975#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 557977#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 561079#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 559970#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 560538#L1397 assume !(0 != timeShift_~tmp___9~2#1); 560258#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 557124#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 557125#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 559130#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 558950#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 558951#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 560903#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 555774#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 553486#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 553487#L1156 assume !(1 == ~currentHeading~0); 553537#L1166 assume !(0 == ~currentFloorID~0); 553538#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 557969#L1172-1 assume { :end_inline_continueInDirection } true; 561610#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 555973#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 555975#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 555207#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 555208#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 560488#L1770-2 [2022-07-14 15:42:19,026 INFO L754 eck$LassoCheckResult]: Loop: 560488#L1770-2 assume !false; 556568#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 556569#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 553443#L1779-2 assume !false; 559796#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 559798#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 560488#L1770-2 [2022-07-14 15:42:19,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:19,027 INFO L85 PathProgramCache]: Analyzing trace with hash 413234797, now seen corresponding path program 1 times [2022-07-14 15:42:19,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:19,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340479156] [2022-07-14 15:42:19,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:19,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:19,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:19,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:19,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340479156] [2022-07-14 15:42:19,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340479156] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:19,071 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:19,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:42:19,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004051258] [2022-07-14 15:42:19,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:19,072 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:19,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:19,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 9 times [2022-07-14 15:42:19,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:19,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165865956] [2022-07-14 15:42:19,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:19,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:19,077 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:19,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:19,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:19,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:42:19,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:42:19,094 INFO L87 Difference]: Start difference. First operand 9457 states and 17566 transitions. cyclomatic complexity: 8144 Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:21,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:21,757 INFO L93 Difference]: Finished difference Result 16605 states and 30346 transitions. [2022-07-14 15:42:21,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 15:42:21,758 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16605 states and 30346 transitions. [2022-07-14 15:42:21,826 INFO L131 ngComponentsAnalysis]: Automaton has 65 accepting balls. 4292 [2022-07-14 15:42:21,875 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16605 states to 16605 states and 30346 transitions. [2022-07-14 15:42:21,875 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16529 [2022-07-14 15:42:21,890 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16529 [2022-07-14 15:42:21,890 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16605 states and 30346 transitions. [2022-07-14 15:42:21,891 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:21,891 INFO L369 hiAutomatonCegarLoop]: Abstraction has 16605 states and 30346 transitions. [2022-07-14 15:42:21,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16605 states and 30346 transitions. [2022-07-14 15:42:21,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16605 to 9457. [2022-07-14 15:42:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9457 states, 9457 states have (on average 1.8172782066194353) internal successors, (17186), 9456 states have internal predecessors, (17186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 9457 states and 17186 transitions. [2022-07-14 15:42:22,021 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9457 states and 17186 transitions. [2022-07-14 15:42:22,021 INFO L374 stractBuchiCegarLoop]: Abstraction has 9457 states and 17186 transitions. [2022-07-14 15:42:22,021 INFO L287 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-14 15:42:22,021 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9457 states and 17186 transitions. [2022-07-14 15:42:22,043 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-14 15:42:22,043 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:22,043 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:22,043 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:22,043 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:22,044 INFO L752 eck$LassoCheckResult]: Stem: 588478#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 586642#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 586313#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 586314#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 583126#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 583127#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 588565#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 582821#L1917 assume !(0 == getOrigin_~person#1); 582822#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 588061#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 588758#L3097 assume !(0 == initPersonOnFloor_~floor#1); 588672#L3124 assume !(1 == initPersonOnFloor_~floor#1); 580563#L3151 assume !(2 == initPersonOnFloor_~floor#1); 580564#L3178 assume 3 == initPersonOnFloor_~floor#1; 586901#L3179 assume !(0 == initPersonOnFloor_~person#1); 583395#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 580700#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 586801#L2889 assume !(0 == callOnFloor_~floorID#1); 582287#L2892 assume !(1 == callOnFloor_~floorID#1); 582288#L2895 assume !(2 == callOnFloor_~floorID#1); 587105#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 588606#L2901-2 assume { :end_inline_callOnFloor } true; 587887#L3241 assume { :end_inline_initPersonOnFloor } true; 587888#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 588018#L1917-1 assume !(0 == getOrigin_~person#1); 584600#L1921-1 assume !(1 == getOrigin_~person#1); 582635#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 582636#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 587333#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 583174#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 583175#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 583647#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 583648#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 586153#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 584187#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 588795#L2889-2 assume !(0 == callOnFloor_~floorID#1); 588794#L2892-2 assume !(1 == callOnFloor_~floorID#1); 588793#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 585451#L2901-5 assume { :end_inline_callOnFloor } true; 584864#L3241-1 assume { :end_inline_initPersonOnFloor } true; 584865#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 584292#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 584293#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 588445#L2826 assume !(0 == isFloorCalling_~floorID#1); 584637#L2830 assume !(1 == isFloorCalling_~floorID#1); 584638#L2834 assume !(2 == isFloorCalling_~floorID#1); 588682#L2838 assume !(3 == isFloorCalling_~floorID#1); 581049#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 580822#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 580823#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 584017#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 584019#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 587133#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 586016#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 586586#L1397 assume !(0 != timeShift_~tmp___9~2#1); 586306#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 583168#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 583169#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 587358#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 585172#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 585173#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 588256#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 588064#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 584992#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 584993#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 586953#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 581825#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 579556#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 579557#L1156 assume !(1 == ~currentHeading~0); 579607#L1166 assume !(0 == ~currentFloorID~0); 579608#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 584011#L1172-1 assume { :end_inline_continueInDirection } true; 587668#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 582022#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 582024#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 581264#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 581265#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 586535#L1770-2 [2022-07-14 15:42:22,044 INFO L754 eck$LassoCheckResult]: Loop: 586535#L1770-2 assume !false; 582612#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 582613#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 579514#L1779-2 assume !false; 585841#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 585843#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 586535#L1770-2 [2022-07-14 15:42:22,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:22,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1062454361, now seen corresponding path program 1 times [2022-07-14 15:42:22,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:22,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165705135] [2022-07-14 15:42:22,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:22,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:22,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:22,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165705135] [2022-07-14 15:42:22,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165705135] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:22,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:22,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:42:22,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859720821] [2022-07-14 15:42:22,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:22,096 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:22,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:22,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 10 times [2022-07-14 15:42:22,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:22,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383397215] [2022-07-14 15:42:22,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:22,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:22,102 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:22,104 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:22,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:22,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 15:42:22,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 15:42:22,121 INFO L87 Difference]: Start difference. First operand 9457 states and 17186 transitions. cyclomatic complexity: 7764 Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:28,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:28,887 INFO L93 Difference]: Finished difference Result 64671 states and 118519 transitions. [2022-07-14 15:42:28,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-14 15:42:28,887 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64671 states and 118519 transitions. [2022-07-14 15:42:29,160 INFO L131 ngComponentsAnalysis]: Automaton has 354 accepting balls. 15191 [2022-07-14 15:42:29,365 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64671 states to 64671 states and 118519 transitions. [2022-07-14 15:42:29,365 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64291 [2022-07-14 15:42:29,411 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64291 [2022-07-14 15:42:29,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64671 states and 118519 transitions. [2022-07-14 15:42:29,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:29,413 INFO L369 hiAutomatonCegarLoop]: Abstraction has 64671 states and 118519 transitions. [2022-07-14 15:42:29,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64671 states and 118519 transitions. [2022-07-14 15:42:29,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64671 to 18758. [2022-07-14 15:42:29,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18758 states, 18758 states have (on average 1.8183708284465294) internal successors, (34109), 18757 states have internal predecessors, (34109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:29,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18758 states to 18758 states and 34109 transitions. [2022-07-14 15:42:29,798 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18758 states and 34109 transitions. [2022-07-14 15:42:29,798 INFO L374 stractBuchiCegarLoop]: Abstraction has 18758 states and 34109 transitions. [2022-07-14 15:42:29,798 INFO L287 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-14 15:42:29,798 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18758 states and 34109 transitions. [2022-07-14 15:42:29,896 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4736 [2022-07-14 15:42:29,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:29,896 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:29,896 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:29,896 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:29,897 INFO L752 eck$LassoCheckResult]: Stem: 662946#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 660921#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 660574#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 660575#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 657304#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 657305#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 663042#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 656993#L1917 assume !(0 == getOrigin_~person#1); 656994#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 662463#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 663299#L3097 assume !(0 == initPersonOnFloor_~floor#1); 663166#L3124 assume !(1 == initPersonOnFloor_~floor#1); 654719#L3151 assume !(2 == initPersonOnFloor_~floor#1); 654720#L3178 assume 3 == initPersonOnFloor_~floor#1; 661196#L3179 assume !(0 == initPersonOnFloor_~person#1); 657576#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 654856#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 661092#L2889 assume !(0 == callOnFloor_~floorID#1); 656454#L2892 assume !(1 == callOnFloor_~floorID#1); 656455#L2895 assume !(2 == callOnFloor_~floorID#1); 661413#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 663088#L2901-2 assume { :end_inline_callOnFloor } true; 662270#L3241 assume { :end_inline_initPersonOnFloor } true; 662271#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 662417#L1917-1 assume !(0 == getOrigin_~person#1); 658803#L1921-1 assume !(1 == getOrigin_~person#1); 656806#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 656807#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 661668#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 657353#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 657354#L3151-1 assume !(2 == initPersonOnFloor_~floor#1); 654525#L3178-1 assume !(3 == initPersonOnFloor_~floor#1); 654527#L3205-2 assume !(4 == initPersonOnFloor_~floor#1); 654440#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 658004#L2889-2 assume !(0 == callOnFloor_~floorID#1); 658722#L2892-2 assume !(1 == callOnFloor_~floorID#1); 660241#L2895-2 assume !(2 == callOnFloor_~floorID#1); 660484#L2898-2 assume !(3 == callOnFloor_~floorID#1); 659679#L2901-3 assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1; 659680#L2901-5 assume { :end_inline_callOnFloor } true; 663415#L3241-1 assume { :end_inline_initPersonOnFloor } true; 663414#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 663412#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 663410#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 663409#L2826 assume !(0 == isFloorCalling_~floorID#1); 663408#L2830 assume !(1 == isFloorCalling_~floorID#1); 663407#L2834 assume !(2 == isFloorCalling_~floorID#1); 663406#L2838 assume !(3 == isFloorCalling_~floorID#1); 663405#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 663404#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 663403#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 663401#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 661441#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 661442#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 660260#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 660862#L1397 assume !(0 != timeShift_~tmp___9~2#1); 660567#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 657347#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 657348#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 661696#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 659389#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 659390#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 662678#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 662466#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 659204#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 659205#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 661250#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 655987#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 653711#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 653712#L1156 assume !(1 == ~currentHeading~0); 665512#L1166 assume !(0 == ~currentFloorID~0); 665500#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 665044#L1172-1 assume { :end_inline_continueInDirection } true; 665039#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 664975#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 664976#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 664985#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 665600#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 665601#L1770-2 [2022-07-14 15:42:29,897 INFO L754 eck$LassoCheckResult]: Loop: 665601#L1770-2 assume !false; 665598#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 665599#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 665613#L1779-2 assume !false; 665609#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 665607#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 665601#L1770-2 [2022-07-14 15:42:29,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:29,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1885271029, now seen corresponding path program 1 times [2022-07-14 15:42:29,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:29,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210511905] [2022-07-14 15:42:29,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:29,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:29,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:29,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210511905] [2022-07-14 15:42:29,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210511905] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:29,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:29,926 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 15:42:29,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654565941] [2022-07-14 15:42:29,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:29,926 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:29,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:29,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 11 times [2022-07-14 15:42:29,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:29,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095252956] [2022-07-14 15:42:29,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:29,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:29,930 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:29,934 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:29,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:29,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:42:29,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:42:29,947 INFO L87 Difference]: Start difference. First operand 18758 states and 34109 transitions. cyclomatic complexity: 15421 Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:30,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:30,217 INFO L93 Difference]: Finished difference Result 33614 states and 61171 transitions. [2022-07-14 15:42:30,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:42:30,217 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33614 states and 61171 transitions. [2022-07-14 15:42:30,363 INFO L131 ngComponentsAnalysis]: Automaton has 102 accepting balls. 12736 [2022-07-14 15:42:30,470 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33614 states to 33614 states and 61171 transitions. [2022-07-14 15:42:30,471 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33538 [2022-07-14 15:42:30,500 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33538 [2022-07-14 15:42:30,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33614 states and 61171 transitions. [2022-07-14 15:42:30,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:30,502 INFO L369 hiAutomatonCegarLoop]: Abstraction has 33614 states and 61171 transitions. [2022-07-14 15:42:30,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33614 states and 61171 transitions. [2022-07-14 15:42:30,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33614 to 18730. [2022-07-14 15:42:30,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18730 states, 18730 states have (on average 1.8184196476241323) internal successors, (34059), 18729 states have internal predecessors, (34059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:30,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18730 states to 18730 states and 34059 transitions. [2022-07-14 15:42:30,768 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18730 states and 34059 transitions. [2022-07-14 15:42:30,768 INFO L374 stractBuchiCegarLoop]: Abstraction has 18730 states and 34059 transitions. [2022-07-14 15:42:30,768 INFO L287 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-14 15:42:30,768 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18730 states and 34059 transitions. [2022-07-14 15:42:30,815 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4736 [2022-07-14 15:42:30,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:30,816 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:30,817 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:30,817 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:30,818 INFO L752 eck$LassoCheckResult]: Stem: 715358#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 713323#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 712978#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 712979#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 709676#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 709677#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 715468#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 709367#L1917 assume !(0 == getOrigin_~person#1); 709368#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 714871#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 715748#L3097 assume !(0 == initPersonOnFloor_~floor#1); 715613#L3124 assume !(1 == initPersonOnFloor_~floor#1); 707093#L3151 assume !(2 == initPersonOnFloor_~floor#1); 707094#L3178 assume 3 == initPersonOnFloor_~floor#1; 713603#L3179 assume !(0 == initPersonOnFloor_~person#1); 709952#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 707231#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 713496#L2889 assume !(0 == callOnFloor_~floorID#1); 708832#L2892 assume !(1 == callOnFloor_~floorID#1); 708833#L2895 assume !(2 == callOnFloor_~floorID#1); 713822#L2898 assume !(3 == callOnFloor_~floorID#1); 715519#L2901 assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1; 715674#L2901-2 assume { :end_inline_callOnFloor } true; 714684#L3241 assume { :end_inline_initPersonOnFloor } true; 714685#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 714826#L1917-1 assume !(0 == getOrigin_~person#1); 711189#L1921-1 assume !(1 == getOrigin_~person#1); 709181#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 709182#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 714071#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 709724#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 709725#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 718517#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 718516#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 716552#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 716547#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 716545#L2889-2 assume !(0 == callOnFloor_~floorID#1); 716543#L2892-2 assume !(1 == callOnFloor_~floorID#1); 716003#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 712066#L2901-5 assume { :end_inline_callOnFloor } true; 715889#L3241-1 assume { :end_inline_initPersonOnFloor } true; 715873#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 715870#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 715867#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 715864#L2826 assume !(0 == isFloorCalling_~floorID#1); 715861#L2830 assume !(1 == isFloorCalling_~floorID#1); 715858#L2834 assume !(2 == isFloorCalling_~floorID#1); 715855#L2838 assume !(3 == isFloorCalling_~floorID#1); 715852#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 715849#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 715846#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 715842#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 713851#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 713852#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 712663#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 718524#L1397 assume !(0 != timeShift_~tmp___9~2#1); 718523#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 718522#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 718520#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 718518#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 716553#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 716548#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 716546#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 716544#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 716542#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 716496#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 716064#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 716063#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 716061#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 716060#L1156 assume !(1 == ~currentHeading~0); 716057#L1166 assume !(0 == ~currentFloorID~0); 716051#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 716050#L1172-1 assume { :end_inline_continueInDirection } true; 716046#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 715994#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 715995#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 716303#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 717526#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 717525#L1770-2 [2022-07-14 15:42:30,818 INFO L754 eck$LassoCheckResult]: Loop: 717525#L1770-2 assume !false; 717524#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 717523#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 717522#L1779-2 assume !false; 717520#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 717521#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 717525#L1770-2 [2022-07-14 15:42:30,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:30,818 INFO L85 PathProgramCache]: Analyzing trace with hash -2107871655, now seen corresponding path program 1 times [2022-07-14 15:42:30,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:30,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693414743] [2022-07-14 15:42:30,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:30,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:30,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:30,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:30,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693414743] [2022-07-14 15:42:30,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693414743] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:30,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:30,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:42:30,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446787443] [2022-07-14 15:42:30,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:30,846 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:30,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:30,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 12 times [2022-07-14 15:42:30,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:30,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055233161] [2022-07-14 15:42:30,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:30,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:30,854 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:30,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:30,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:30,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:42:30,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:42:30,870 INFO L87 Difference]: Start difference. First operand 18730 states and 34059 transitions. cyclomatic complexity: 15399 Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:31,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:31,367 INFO L93 Difference]: Finished difference Result 46597 states and 84811 transitions. [2022-07-14 15:42:31,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 15:42:31,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46597 states and 84811 transitions. [2022-07-14 15:42:31,550 INFO L131 ngComponentsAnalysis]: Automaton has 144 accepting balls. 17104 [2022-07-14 15:42:31,701 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46597 states to 46597 states and 84811 transitions. [2022-07-14 15:42:31,702 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46483 [2022-07-14 15:42:31,746 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46483 [2022-07-14 15:42:31,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46597 states and 84811 transitions. [2022-07-14 15:42:31,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:31,747 INFO L369 hiAutomatonCegarLoop]: Abstraction has 46597 states and 84811 transitions. [2022-07-14 15:42:31,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46597 states and 84811 transitions. [2022-07-14 15:42:32,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46597 to 18717. [2022-07-14 15:42:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18717 states, 18717 states have (on average 1.8185072394080248) internal successors, (34037), 18716 states have internal predecessors, (34037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18717 states to 18717 states and 34037 transitions. [2022-07-14 15:42:32,111 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18717 states and 34037 transitions. [2022-07-14 15:42:32,111 INFO L374 stractBuchiCegarLoop]: Abstraction has 18717 states and 34037 transitions. [2022-07-14 15:42:32,111 INFO L287 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-07-14 15:42:32,111 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18717 states and 34037 transitions. [2022-07-14 15:42:32,157 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4736 [2022-07-14 15:42:32,157 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:32,157 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:32,159 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:32,159 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:32,159 INFO L752 eck$LassoCheckResult]: Stem: 780505#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 778581#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 778243#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 778244#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 775015#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 775016#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 780600#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 774707#L1917 assume !(0 == getOrigin_~person#1); 774708#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 780065#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 780821#L3097 assume !(0 == initPersonOnFloor_~floor#1); 780717#L3124 assume !(1 == initPersonOnFloor_~floor#1); 772438#L3151 assume !(2 == initPersonOnFloor_~floor#1); 772439#L3178 assume 3 == initPersonOnFloor_~floor#1; 778846#L3179 assume !(0 == initPersonOnFloor_~person#1); 775287#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 772575#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 778745#L2889 assume !(0 == callOnFloor_~floorID#1); 774168#L2892 assume !(1 == callOnFloor_~floorID#1); 774169#L2895 assume !(2 == callOnFloor_~floorID#1); 779059#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 780646#L2901-2 assume { :end_inline_callOnFloor } true; 779880#L3241 assume { :end_inline_initPersonOnFloor } true; 779881#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 780021#L1917-1 assume !(0 == getOrigin_~person#1); 776507#L1921-1 assume !(1 == getOrigin_~person#1); 774520#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 774521#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 779292#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 775063#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 775064#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 775539#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 775540#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 778080#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 775707#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 775708#L2889-2 assume !(0 == callOnFloor_~floorID#1); 776428#L2892-2 assume !(1 == callOnFloor_~floorID#1); 777924#L2895-2 assume !(2 == callOnFloor_~floorID#1); 778161#L2898-2 assume !(3 == callOnFloor_~floorID#1); 777373#L2901-3 assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1; 777374#L2901-5 assume { :end_inline_callOnFloor } true; 780934#L3241-1 assume { :end_inline_initPersonOnFloor } true; 780926#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 780910#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 780907#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 780904#L2826 assume !(0 == isFloorCalling_~floorID#1); 780901#L2830 assume !(1 == isFloorCalling_~floorID#1); 780898#L2834 assume !(2 == isFloorCalling_~floorID#1); 780895#L2838 assume !(3 == isFloorCalling_~floorID#1); 780892#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 780889#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 780886#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 780881#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 779087#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 779088#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 777943#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 783351#L1397 assume !(0 != timeShift_~tmp___9~2#1); 783352#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 784239#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 784237#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 784205#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 784200#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 784193#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 784192#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 784191#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 781804#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 781758#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 781753#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 781752#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 781750#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 781749#L1156 assume !(1 == ~currentHeading~0); 781743#L1166 assume !(0 == ~currentFloorID~0); 781740#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 781738#L1172-1 assume { :end_inline_continueInDirection } true; 781734#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 781144#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 781145#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 781228#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 781226#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 781224#L1770-2 [2022-07-14 15:42:32,159 INFO L754 eck$LassoCheckResult]: Loop: 781224#L1770-2 assume !false; 781222#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 781220#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 781217#L1779-2 assume !false; 781214#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 781215#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 781224#L1770-2 [2022-07-14 15:42:32,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:32,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1747701716, now seen corresponding path program 1 times [2022-07-14 15:42:32,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:32,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175455326] [2022-07-14 15:42:32,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:32,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:32,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:32,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175455326] [2022-07-14 15:42:32,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175455326] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:32,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:32,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:42:32,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487899871] [2022-07-14 15:42:32,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:32,193 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:32,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:32,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 13 times [2022-07-14 15:42:32,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:32,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779274560] [2022-07-14 15:42:32,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:32,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:32,196 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:32,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:32,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:32,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:42:32,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:42:32,209 INFO L87 Difference]: Start difference. First operand 18717 states and 34037 transitions. cyclomatic complexity: 15390 Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:32,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:32,519 INFO L93 Difference]: Finished difference Result 20441 states and 37194 transitions. [2022-07-14 15:42:32,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 15:42:32,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20441 states and 37194 transitions. [2022-07-14 15:42:32,611 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8342 [2022-07-14 15:42:32,671 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20441 states to 20441 states and 37194 transitions. [2022-07-14 15:42:32,671 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20403 [2022-07-14 15:42:32,688 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20403 [2022-07-14 15:42:32,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20441 states and 37194 transitions. [2022-07-14 15:42:32,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:32,689 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20441 states and 37194 transitions. [2022-07-14 15:42:32,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20441 states and 37194 transitions. [2022-07-14 15:42:32,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20441 to 13055. [2022-07-14 15:42:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13055 states, 13055 states have (on average 1.8183837610111069) internal successors, (23739), 13054 states have internal predecessors, (23739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13055 states to 13055 states and 23739 transitions. [2022-07-14 15:42:32,890 INFO L392 hiAutomatonCegarLoop]: Abstraction has 13055 states and 23739 transitions. [2022-07-14 15:42:32,890 INFO L374 stractBuchiCegarLoop]: Abstraction has 13055 states and 23739 transitions. [2022-07-14 15:42:32,891 INFO L287 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-07-14 15:42:32,891 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13055 states and 23739 transitions. [2022-07-14 15:42:32,928 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4368 [2022-07-14 15:42:32,928 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:32,928 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:32,929 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:32,929 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:32,929 INFO L752 eck$LassoCheckResult]: Stem: 819441#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 817618#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 817292#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 817293#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 814130#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 814131#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 819528#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 813825#L1917 assume !(0 == getOrigin_~person#1); 813826#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 819028#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 819720#L3097 assume !(0 == initPersonOnFloor_~floor#1); 819633#L3124 assume !(1 == initPersonOnFloor_~floor#1); 811597#L3151 assume !(2 == initPersonOnFloor_~floor#1); 811598#L3178 assume 3 == initPersonOnFloor_~floor#1; 817877#L3179 assume !(0 == initPersonOnFloor_~person#1); 814392#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 811734#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 817778#L2889 assume !(0 == callOnFloor_~floorID#1); 813298#L2892 assume !(1 == callOnFloor_~floorID#1); 813299#L2895 assume !(2 == callOnFloor_~floorID#1); 818082#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 819569#L2901-2 assume { :end_inline_callOnFloor } true; 818858#L3241 assume { :end_inline_initPersonOnFloor } true; 818859#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 818985#L1917-1 assume !(0 == getOrigin_~person#1); 815587#L1921-1 assume !(1 == getOrigin_~person#1); 813644#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 813645#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 818307#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 814176#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 814177#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 814644#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 814645#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 817131#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 814808#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 814809#L2889-2 assume !(0 == callOnFloor_~floorID#1); 815509#L2892-2 assume !(1 == callOnFloor_~floorID#1); 816976#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 817138#L2901-5 assume { :end_inline_callOnFloor } true; 815851#L3241-1 assume { :end_inline_initPersonOnFloor } true; 815852#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 815280#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 815281#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 819408#L2826 assume !(0 == isFloorCalling_~floorID#1); 815624#L2830 assume !(1 == isFloorCalling_~floorID#1); 815625#L2834 assume !(2 == isFloorCalling_~floorID#1); 819643#L2838 assume !(3 == isFloorCalling_~floorID#1); 812075#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 811856#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 811857#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 815009#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 815010#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 815053#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 815054#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 812851#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 817393#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 818057#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 817562#L1397 assume !(0 != timeShift_~tmp___9~2#1); 817285#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 814170#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 814171#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 818332#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 816156#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 816157#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 819221#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 819031#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 815978#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 815979#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 817929#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 812838#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 810604#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 810605#L1156 assume !(1 == ~currentHeading~0); 810655#L1166 assume !(0 == ~currentFloorID~0); 810656#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 815003#L1172-1 assume { :end_inline_continueInDirection } true; 818642#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 813034#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 813036#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 812287#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 812288#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 817511#L1770-2 [2022-07-14 15:42:32,930 INFO L754 eck$LassoCheckResult]: Loop: 817511#L1770-2 assume !false; 813621#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 813622#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 810562#L1779-2 assume !false; 816820#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 816822#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 817511#L1770-2 [2022-07-14 15:42:32,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:32,930 INFO L85 PathProgramCache]: Analyzing trace with hash 999937445, now seen corresponding path program 1 times [2022-07-14 15:42:32,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:32,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285649652] [2022-07-14 15:42:32,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:32,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:32,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:32,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285649652] [2022-07-14 15:42:32,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285649652] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:32,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:32,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:42:32,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348558837] [2022-07-14 15:42:32,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:32,973 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:32,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:32,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 14 times [2022-07-14 15:42:32,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:32,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37997259] [2022-07-14 15:42:32,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:32,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:32,976 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:32,979 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:32,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:32,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 15:42:32,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 15:42:32,990 INFO L87 Difference]: Start difference. First operand 13055 states and 23739 transitions. cyclomatic complexity: 10728 Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:36,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:36,510 INFO L93 Difference]: Finished difference Result 41849 states and 76695 transitions. [2022-07-14 15:42:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-14 15:42:36,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41849 states and 76695 transitions. [2022-07-14 15:42:36,711 INFO L131 ngComponentsAnalysis]: Automaton has 227 accepting balls. 14166 [2022-07-14 15:42:36,853 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41849 states to 41849 states and 76695 transitions. [2022-07-14 15:42:36,853 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41697 [2022-07-14 15:42:36,895 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41697 [2022-07-14 15:42:36,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41849 states and 76695 transitions. [2022-07-14 15:42:36,911 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:36,911 INFO L369 hiAutomatonCegarLoop]: Abstraction has 41849 states and 76695 transitions. [2022-07-14 15:42:36,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41849 states and 76695 transitions. [2022-07-14 15:42:37,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41849 to 13045. [2022-07-14 15:42:37,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13045 states, 13045 states have (on average 1.8182445381372174) internal successors, (23719), 13044 states have internal predecessors, (23719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:37,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13045 states to 13045 states and 23719 transitions. [2022-07-14 15:42:37,227 INFO L392 hiAutomatonCegarLoop]: Abstraction has 13045 states and 23719 transitions. [2022-07-14 15:42:37,227 INFO L374 stractBuchiCegarLoop]: Abstraction has 13045 states and 23719 transitions. [2022-07-14 15:42:37,227 INFO L287 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-07-14 15:42:37,227 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13045 states and 23719 transitions. [2022-07-14 15:42:37,267 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4366 [2022-07-14 15:42:37,268 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:37,268 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:37,268 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:37,268 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:37,269 INFO L752 eck$LassoCheckResult]: Stem: 874759#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 872725#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 872377#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 872378#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 869100#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 869101#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 874869#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 868789#L1917 assume !(0 == getOrigin_~person#1); 868790#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 874271#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 875161#L3097 assume !(0 == initPersonOnFloor_~floor#1); 875013#L3124 assume !(1 == initPersonOnFloor_~floor#1); 866535#L3151 assume !(2 == initPersonOnFloor_~floor#1); 866536#L3178 assume 3 == initPersonOnFloor_~floor#1; 872998#L3179 assume !(0 == initPersonOnFloor_~person#1); 869365#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 866670#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 872894#L2889 assume !(0 == callOnFloor_~floorID#1); 868248#L2892 assume !(1 == callOnFloor_~floorID#1); 868249#L2895 assume !(2 == callOnFloor_~floorID#1); 873218#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 874921#L2901-2 assume { :end_inline_callOnFloor } true; 874077#L3241 assume { :end_inline_initPersonOnFloor } true; 874078#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 874225#L1917-1 assume !(0 == getOrigin_~person#1); 870594#L1921-1 assume !(1 == getOrigin_~person#1); 868604#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 868605#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 873461#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 869147#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 869148#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 869623#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 869624#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 872201#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 869793#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 869794#L2889-2 assume !(0 == callOnFloor_~floorID#1); 870513#L2892-2 assume !(1 == callOnFloor_~floorID#1); 872038#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 872208#L2901-5 assume { :end_inline_callOnFloor } true; 870868#L3241-1 assume { :end_inline_initPersonOnFloor } true; 870869#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 870278#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 870279#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 874719#L2826 assume !(0 == isFloorCalling_~floorID#1); 870632#L2830 assume !(1 == isFloorCalling_~floorID#1); 870633#L2834 assume !(2 == isFloorCalling_~floorID#1); 875032#L2838 assume !(3 == isFloorCalling_~floorID#1); 867012#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 866792#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 866793#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 869997#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 869998#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 870044#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 870045#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 867795#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 872478#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 873193#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 872662#L1397 assume !(0 != timeShift_~tmp___9~2#1); 872370#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 869143#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 869144#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 873487#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 871186#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 871187#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 874489#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 874274#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 870999#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 871000#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 873054#L1121 assume 0 != ~floorButtons_0~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 868574#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 872774#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 873362#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 874052#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 865844#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 868782#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 867782#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 865540#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 865541#L1156 assume !(1 == ~currentHeading~0); 865591#L1166 assume !(0 == ~currentFloorID~0); 865592#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 869991#L1172-1 assume { :end_inline_continueInDirection } true; 873838#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 867978#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 867980#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 867227#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 867228#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 872607#L1770-2 [2022-07-14 15:42:37,269 INFO L754 eck$LassoCheckResult]: Loop: 872607#L1770-2 assume !false; 868580#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 868581#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 865501#L1779-2 assume !false; 871872#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 871874#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 872607#L1770-2 [2022-07-14 15:42:37,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:37,270 INFO L85 PathProgramCache]: Analyzing trace with hash 725878327, now seen corresponding path program 1 times [2022-07-14 15:42:37,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:37,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476267799] [2022-07-14 15:42:37,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:37,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:37,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:37,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:37,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476267799] [2022-07-14 15:42:37,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476267799] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:37,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:37,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 15:42:37,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985107276] [2022-07-14 15:42:37,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:37,303 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:37,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:37,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 15 times [2022-07-14 15:42:37,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:37,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055177046] [2022-07-14 15:42:37,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:37,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:37,307 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:37,309 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:37,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:37,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:42:37,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:42:37,323 INFO L87 Difference]: Start difference. First operand 13045 states and 23719 transitions. cyclomatic complexity: 10718 Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 2 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:37,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:37,819 INFO L93 Difference]: Finished difference Result 24840 states and 45050 transitions. [2022-07-14 15:42:37,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:42:37,820 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24840 states and 45050 transitions. [2022-07-14 15:42:37,935 INFO L131 ngComponentsAnalysis]: Automaton has 82 accepting balls. 8610 [2022-07-14 15:42:38,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24840 states to 24840 states and 45050 transitions. [2022-07-14 15:42:38,018 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24766 [2022-07-14 15:42:38,039 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24766 [2022-07-14 15:42:38,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24840 states and 45050 transitions. [2022-07-14 15:42:38,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:38,041 INFO L369 hiAutomatonCegarLoop]: Abstraction has 24840 states and 45050 transitions. [2022-07-14 15:42:38,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24840 states and 45050 transitions. [2022-07-14 15:42:38,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24840 to 24838. [2022-07-14 15:42:38,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24838 states, 24838 states have (on average 1.8136725984378774) internal successors, (45048), 24837 states have internal predecessors, (45048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:38,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24838 states to 24838 states and 45048 transitions. [2022-07-14 15:42:38,371 INFO L392 hiAutomatonCegarLoop]: Abstraction has 24838 states and 45048 transitions. [2022-07-14 15:42:38,371 INFO L374 stractBuchiCegarLoop]: Abstraction has 24838 states and 45048 transitions. [2022-07-14 15:42:38,371 INFO L287 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-07-14 15:42:38,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24838 states and 45048 transitions. [2022-07-14 15:42:38,449 INFO L131 ngComponentsAnalysis]: Automaton has 82 accepting balls. 8610 [2022-07-14 15:42:38,450 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:38,450 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:38,450 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:38,450 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:38,451 INFO L752 eck$LassoCheckResult]: Stem: 912629#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 910599#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 910252#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 910253#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 906991#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 906992#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 912745#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 906682#L1917 assume !(0 == getOrigin_~person#1); 906683#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 912129#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 913019#L3097 assume !(0 == initPersonOnFloor_~floor#1); 912882#L3124 assume !(1 == initPersonOnFloor_~floor#1); 904421#L3151 assume !(2 == initPersonOnFloor_~floor#1); 904422#L3178 assume 3 == initPersonOnFloor_~floor#1; 910875#L3179 assume !(0 == initPersonOnFloor_~person#1); 907257#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 904558#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 910771#L2889 assume !(0 == callOnFloor_~floorID#1); 906141#L2892 assume !(1 == callOnFloor_~floorID#1); 906142#L2895 assume !(2 == callOnFloor_~floorID#1); 911094#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 912801#L2901-2 assume { :end_inline_callOnFloor } true; 911939#L3241 assume { :end_inline_initPersonOnFloor } true; 911940#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 912083#L1917-1 assume !(0 == getOrigin_~person#1); 908485#L1921-1 assume !(1 == getOrigin_~person#1); 906496#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 906497#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 911342#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 907038#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 907039#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 907514#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 907515#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 910079#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 907680#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 907681#L2889-2 assume !(0 == callOnFloor_~floorID#1); 908401#L2892-2 assume !(1 == callOnFloor_~floorID#1); 909916#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 910086#L2901-5 assume { :end_inline_callOnFloor } true; 908754#L3241-1 assume { :end_inline_initPersonOnFloor } true; 908755#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 908168#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 908169#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 912583#L2826 assume !(0 == isFloorCalling_~floorID#1); 908524#L2830 assume !(1 == isFloorCalling_~floorID#1); 908525#L2834 assume !(2 == isFloorCalling_~floorID#1); 912898#L2838 assume !(3 == isFloorCalling_~floorID#1); 904903#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 904682#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 904683#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 907885#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 907886#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 907931#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 907932#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 905688#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 910357#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 911070#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 910542#L1397 assume !(0 != timeShift_~tmp___9~2#1); 910245#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 907032#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 907033#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 911367#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 909068#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 909069#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 912360#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 912132#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 908886#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 908887#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 910930#L1121 assume !(0 != ~floorButtons_0~0); 912884#L1125 assume 0 != ~floorButtons_1~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 906467#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 910649#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 911237#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 911914#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 903732#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 906675#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 905675#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 903429#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 903430#L1156 assume !(1 == ~currentHeading~0); 903479#L1166 assume !(0 == ~currentFloorID~0); 903480#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 907879#L1172-1 assume { :end_inline_continueInDirection } true; 911703#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 905872#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 905874#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 905117#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 905118#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 910488#L1770-2 [2022-07-14 15:42:38,451 INFO L754 eck$LassoCheckResult]: Loop: 910488#L1770-2 assume !false; 906473#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 906474#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 903388#L1779-2 assume !false; 909755#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 909757#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 910488#L1770-2 [2022-07-14 15:42:38,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:38,451 INFO L85 PathProgramCache]: Analyzing trace with hash -889968932, now seen corresponding path program 1 times [2022-07-14 15:42:38,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:38,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195160046] [2022-07-14 15:42:38,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:38,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:38,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:38,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:38,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195160046] [2022-07-14 15:42:38,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195160046] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:38,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:38,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 15:42:38,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798423947] [2022-07-14 15:42:38,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:38,482 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:38,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:38,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 16 times [2022-07-14 15:42:38,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:38,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123717466] [2022-07-14 15:42:38,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:38,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:38,486 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:38,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:38,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:38,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:42:38,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:42:38,501 INFO L87 Difference]: Start difference. First operand 24838 states and 45048 transitions. cyclomatic complexity: 20296 Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:39,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:39,099 INFO L93 Difference]: Finished difference Result 48344 states and 87439 transitions. [2022-07-14 15:42:39,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:42:39,100 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48344 states and 87439 transitions. [2022-07-14 15:42:39,322 INFO L131 ngComponentsAnalysis]: Automaton has 162 accepting balls. 17078 [2022-07-14 15:42:39,477 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48344 states to 48344 states and 87439 transitions. [2022-07-14 15:42:39,478 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48202 [2022-07-14 15:42:39,523 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48202 [2022-07-14 15:42:39,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48344 states and 87439 transitions. [2022-07-14 15:42:39,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:39,524 INFO L369 hiAutomatonCegarLoop]: Abstraction has 48344 states and 87439 transitions. [2022-07-14 15:42:39,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48344 states and 87439 transitions. [2022-07-14 15:42:39,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48344 to 48340. [2022-07-14 15:42:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48340 states, 48340 states have (on average 1.8087505171700455) internal successors, (87435), 48339 states have internal predecessors, (87435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48340 states to 48340 states and 87435 transitions. [2022-07-14 15:42:40,123 INFO L392 hiAutomatonCegarLoop]: Abstraction has 48340 states and 87435 transitions. [2022-07-14 15:42:40,123 INFO L374 stractBuchiCegarLoop]: Abstraction has 48340 states and 87435 transitions. [2022-07-14 15:42:40,123 INFO L287 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-07-14 15:42:40,123 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48340 states and 87435 transitions. [2022-07-14 15:42:40,273 INFO L131 ngComponentsAnalysis]: Automaton has 162 accepting balls. 17078 [2022-07-14 15:42:40,275 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:40,275 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:40,275 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:40,276 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:40,276 INFO L752 eck$LassoCheckResult]: Stem: 985797#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 983780#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 983437#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 983438#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 980166#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 980167#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 985899#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 979855#L1917 assume !(0 == getOrigin_~person#1); 979856#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 985299#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 986163#L3097 assume !(0 == initPersonOnFloor_~floor#1); 986029#L3124 assume !(1 == initPersonOnFloor_~floor#1); 977604#L3151 assume !(2 == initPersonOnFloor_~floor#1); 977605#L3178 assume 3 == initPersonOnFloor_~floor#1; 984049#L3179 assume !(0 == initPersonOnFloor_~person#1); 980433#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 977741#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 983946#L2889 assume !(0 == callOnFloor_~floorID#1); 979318#L2892 assume !(1 == callOnFloor_~floorID#1); 979319#L2895 assume !(2 == callOnFloor_~floorID#1); 984267#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 985949#L2901-2 assume { :end_inline_callOnFloor } true; 985105#L3241 assume { :end_inline_initPersonOnFloor } true; 985106#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 985248#L1917-1 assume !(0 == getOrigin_~person#1); 981677#L1921-1 assume !(1 == getOrigin_~person#1); 979670#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 979671#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 984509#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 980212#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 980213#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 980692#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 980693#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 983266#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 980861#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 980862#L2889-2 assume !(0 == callOnFloor_~floorID#1); 981594#L2892-2 assume !(1 == callOnFloor_~floorID#1); 983106#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 983273#L2901-5 assume { :end_inline_callOnFloor } true; 981949#L3241-1 assume { :end_inline_initPersonOnFloor } true; 981950#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 981357#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 981358#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 985752#L2826 assume !(0 == isFloorCalling_~floorID#1); 981716#L2830 assume !(1 == isFloorCalling_~floorID#1); 981717#L2834 assume !(2 == isFloorCalling_~floorID#1); 986042#L2838 assume !(3 == isFloorCalling_~floorID#1); 978084#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 977862#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 977863#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 981070#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 981071#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 981122#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 981123#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 978868#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 983539#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 984239#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 983721#L1397 assume !(0 != timeShift_~tmp___9~2#1); 983430#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 980206#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 980207#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 984534#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 982261#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 982262#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 985528#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 985302#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 982076#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 982077#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 984102#L1121 assume !(0 != ~floorButtons_0~0); 986031#L1125 assume !(0 != ~floorButtons_1~0); 984174#L1129 assume 0 != ~floorButtons_2~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 979640#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 983830#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 984410#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 985079#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 976916#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 979848#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 978855#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 976615#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 976616#L1156 assume !(1 == ~currentHeading~0); 976665#L1166 assume !(0 == ~currentFloorID~0); 976666#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 981064#L1172-1 assume { :end_inline_continueInDirection } true; 984874#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 986400#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 986401#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 986412#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 986524#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 986525#L1770-2 [2022-07-14 15:42:40,276 INFO L754 eck$LassoCheckResult]: Loop: 986525#L1770-2 assume !false; 986522#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 986523#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 986534#L1779-2 assume !false; 986532#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 986529#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 986525#L1770-2 [2022-07-14 15:42:40,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:40,276 INFO L85 PathProgramCache]: Analyzing trace with hash -132020878, now seen corresponding path program 1 times [2022-07-14 15:42:40,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:40,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56233314] [2022-07-14 15:42:40,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:40,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:40,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:40,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:40,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56233314] [2022-07-14 15:42:40,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56233314] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:40,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:40,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 15:42:40,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825635217] [2022-07-14 15:42:40,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:40,310 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:40,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:40,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 17 times [2022-07-14 15:42:40,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:40,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749111010] [2022-07-14 15:42:40,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:40,314 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:40,316 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:40,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:40,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:42:40,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:42:40,330 INFO L87 Difference]: Start difference. First operand 48340 states and 87435 transitions. cyclomatic complexity: 39265 Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 2 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:41,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:41,050 INFO L93 Difference]: Finished difference Result 95156 states and 171607 transitions. [2022-07-14 15:42:41,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:42:41,050 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95156 states and 171607 transitions. [2022-07-14 15:42:41,452 INFO L131 ngComponentsAnalysis]: Automaton has 322 accepting balls. 33954 [2022-07-14 15:42:41,762 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95156 states to 95156 states and 171607 transitions. [2022-07-14 15:42:41,763 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 94882 [2022-07-14 15:42:41,845 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 94882 [2022-07-14 15:42:41,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95156 states and 171607 transitions. [2022-07-14 15:42:41,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:41,903 INFO L369 hiAutomatonCegarLoop]: Abstraction has 95156 states and 171607 transitions. [2022-07-14 15:42:41,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95156 states and 171607 transitions. [2022-07-14 15:42:43,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95156 to 95148. [2022-07-14 15:42:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95148 states, 95148 states have (on average 1.8034956068440744) internal successors, (171599), 95147 states have internal predecessors, (171599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:43,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95148 states to 95148 states and 171599 transitions. [2022-07-14 15:42:43,504 INFO L392 hiAutomatonCegarLoop]: Abstraction has 95148 states and 171599 transitions. [2022-07-14 15:42:43,505 INFO L374 stractBuchiCegarLoop]: Abstraction has 95148 states and 171599 transitions. [2022-07-14 15:42:43,505 INFO L287 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-07-14 15:42:43,505 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95148 states and 171599 transitions. [2022-07-14 15:42:43,773 INFO L131 ngComponentsAnalysis]: Automaton has 322 accepting balls. 33954 [2022-07-14 15:42:43,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:43,773 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:43,774 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:43,774 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:43,774 INFO L752 eck$LassoCheckResult]: Stem: 1129469#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 1127369#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1127009#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1127010#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 1123690#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 1123691#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1129584#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1123379#L1917 assume !(0 == getOrigin_~person#1); 1123380#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 1128965#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1129884#L3097 assume !(0 == initPersonOnFloor_~floor#1); 1129740#L3124 assume !(1 == initPersonOnFloor_~floor#1); 1121108#L3151 assume !(2 == initPersonOnFloor_~floor#1); 1121109#L3178 assume 3 == initPersonOnFloor_~floor#1; 1127653#L3179 assume !(0 == initPersonOnFloor_~person#1); 1123959#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 1121244#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1127543#L2889 assume !(0 == callOnFloor_~floorID#1); 1122838#L2892 assume !(1 == callOnFloor_~floorID#1); 1122839#L2895 assume !(2 == callOnFloor_~floorID#1); 1127870#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 1129645#L2901-2 assume { :end_inline_callOnFloor } true; 1128751#L3241 assume { :end_inline_initPersonOnFloor } true; 1128752#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1128908#L1917-1 assume !(0 == getOrigin_~person#1); 1125202#L1921-1 assume !(1 == getOrigin_~person#1); 1123193#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 1123194#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1128124#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 1123736#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 1123737#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 1124218#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 1124219#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 1126833#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 1124385#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1124386#L2889-2 assume !(0 == callOnFloor_~floorID#1); 1125117#L2892-2 assume !(1 == callOnFloor_~floorID#1); 1126664#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 1126840#L2901-5 assume { :end_inline_callOnFloor } true; 1125478#L3241-1 assume { :end_inline_initPersonOnFloor } true; 1125479#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 1124881#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 1124882#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 1129428#L2826 assume !(0 == isFloorCalling_~floorID#1); 1125244#L2830 assume !(1 == isFloorCalling_~floorID#1); 1125245#L2834 assume !(2 == isFloorCalling_~floorID#1); 1129760#L2838 assume !(3 == isFloorCalling_~floorID#1); 1121597#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 1121366#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 1121367#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 1124593#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 1124594#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 1124640#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 1124641#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 1122382#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 1127119#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 1127846#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1127310#L1397 assume !(0 != timeShift_~tmp___9~2#1); 1127001#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 1123732#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 1123733#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 1128155#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 1125797#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 1125798#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 1129204#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 1128967#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 1125607#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 1125608#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 1127705#L1121 assume !(0 != ~floorButtons_0~0); 1129742#L1125 assume !(0 != ~floorButtons_1~0); 1127782#L1129 assume !(0 != ~floorButtons_2~0); 1127584#L1133 assume 0 != ~floorButtons_3~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 1123160#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 1127422#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 1128023#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 1128721#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 1120414#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 1123375#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1122369#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 1120113#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 1120114#L1156 assume !(1 == ~currentHeading~0); 1120164#L1166 assume !(0 == ~currentFloorID~0); 1120165#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1124587#L1172-1 assume { :end_inline_continueInDirection } true; 1128501#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 1131068#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 1131069#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 1131169#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 1134706#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 1134707#L1770-2 [2022-07-14 15:42:43,774 INFO L754 eck$LassoCheckResult]: Loop: 1134707#L1770-2 assume !false; 1134704#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 1134705#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 1134713#L1779-2 assume !false; 1134710#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 1134709#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 1134707#L1770-2 [2022-07-14 15:42:43,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:43,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1199137847, now seen corresponding path program 1 times [2022-07-14 15:42:43,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:43,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347163189] [2022-07-14 15:42:43,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:43,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:43,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:43,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347163189] [2022-07-14 15:42:43,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347163189] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:43,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:43,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 15:42:43,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350861947] [2022-07-14 15:42:43,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:43,802 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:43,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:43,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 18 times [2022-07-14 15:42:43,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:43,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667752062] [2022-07-14 15:42:43,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:43,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:43,805 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:43,807 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:43,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:43,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:42:43,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:42:43,819 INFO L87 Difference]: Start difference. First operand 95148 states and 171599 transitions. cyclomatic complexity: 76789 Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:45,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:42:45,272 INFO L93 Difference]: Finished difference Result 188360 states and 338655 transitions. [2022-07-14 15:42:45,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:42:45,272 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 188360 states and 338655 transitions. [2022-07-14 15:42:46,303 INFO L131 ngComponentsAnalysis]: Automaton has 642 accepting balls. 67566 [2022-07-14 15:42:47,082 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 188360 states to 188360 states and 338655 transitions. [2022-07-14 15:42:47,083 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 187830 [2022-07-14 15:42:47,217 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 187830 [2022-07-14 15:42:47,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 188360 states and 338655 transitions. [2022-07-14 15:42:47,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:42:47,271 INFO L369 hiAutomatonCegarLoop]: Abstraction has 188360 states and 338655 transitions. [2022-07-14 15:42:47,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188360 states and 338655 transitions. [2022-07-14 15:42:48,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188360 to 188344. [2022-07-14 15:42:48,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188344 states, 188344 states have (on average 1.7979813532684874) internal successors, (338639), 188343 states have internal predecessors, (338639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:42:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188344 states to 188344 states and 338639 transitions. [2022-07-14 15:42:49,720 INFO L392 hiAutomatonCegarLoop]: Abstraction has 188344 states and 338639 transitions. [2022-07-14 15:42:49,720 INFO L374 stractBuchiCegarLoop]: Abstraction has 188344 states and 338639 transitions. [2022-07-14 15:42:49,720 INFO L287 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-07-14 15:42:49,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 188344 states and 338639 transitions. [2022-07-14 15:42:50,503 INFO L131 ngComponentsAnalysis]: Automaton has 642 accepting balls. 67566 [2022-07-14 15:42:50,504 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:42:50,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:42:50,505 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:42:50,505 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-14 15:42:50,505 INFO L752 eck$LassoCheckResult]: Stem: 1413102#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(32, 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;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~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; 1410903#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1410548#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1410549#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 1407193#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 1407194#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1413232#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1406884#L1917 assume !(0 == getOrigin_~person#1); 1406885#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 1412543#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1413553#L3097 assume !(0 == initPersonOnFloor_~floor#1); 1413383#L3124 assume !(1 == initPersonOnFloor_~floor#1); 1404613#L3151 assume !(2 == initPersonOnFloor_~floor#1); 1404614#L3178 assume 3 == initPersonOnFloor_~floor#1; 1411188#L3179 assume !(0 == initPersonOnFloor_~person#1); 1407474#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 1404748#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1411077#L2889 assume !(0 == callOnFloor_~floorID#1); 1406343#L2892 assume !(1 == callOnFloor_~floorID#1); 1406344#L2895 assume !(2 == callOnFloor_~floorID#1); 1411411#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 1413292#L2901-2 assume { :end_inline_callOnFloor } true; 1412331#L3241 assume { :end_inline_initPersonOnFloor } true; 1412332#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1412492#L1917-1 assume !(0 == getOrigin_~person#1); 1408723#L1921-1 assume !(1 == getOrigin_~person#1); 1406695#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 1406696#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1411665#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 1407239#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 1407240#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 1407737#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 1407738#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 1410368#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 1407904#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1407905#L2889-2 assume !(0 == callOnFloor_~floorID#1); 1408638#L2892-2 assume !(1 == callOnFloor_~floorID#1); 1410200#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 1410375#L2901-5 assume { :end_inline_callOnFloor } true; 1408995#L3241-1 assume { :end_inline_initPersonOnFloor } true; 1408996#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#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~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#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___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 1408403#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 1408404#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 1413054#L2826 assume !(0 == isFloorCalling_~floorID#1); 1408760#L2830 assume !(1 == isFloorCalling_~floorID#1); 1408761#L2834 assume !(2 == isFloorCalling_~floorID#1); 1413402#L2838 assume !(3 == isFloorCalling_~floorID#1); 1405098#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 1404871#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 1404872#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 1408115#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 1408116#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 1408161#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 1408162#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 1405887#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 1410652#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 1411386#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1410841#L1397 assume !(0 != timeShift_~tmp___9~2#1); 1410541#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 1407235#L1488-2 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~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~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~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 1407236#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 1411694#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 1409313#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 1409314#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 1412793#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 1412545#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 1409124#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 1409125#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 1411243#L1121 assume !(0 != ~floorButtons_0~0); 1413385#L1125 assume !(0 != ~floorButtons_1~0); 1411316#L1129 assume !(0 != ~floorButtons_2~0); 1411115#L1133 assume !(0 != ~floorButtons_3~0); 1406665#L1137 assume 0 != ~floorButtons_4~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 1406666#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 1410955#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 1411560#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 1412302#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 1403928#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 1406879#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1405874#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 1403627#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 1403628#L1156 assume !(1 == ~currentHeading~0); 1403676#L1166 assume !(0 == ~currentFloorID~0); 1403677#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1408109#L1172-1 assume { :end_inline_continueInDirection } true; 1412069#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 1415016#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 1415017#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 1421581#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 1422431#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 1422432#L1770-2 [2022-07-14 15:42:50,505 INFO L754 eck$LassoCheckResult]: Loop: 1422432#L1770-2 assume !false; 1422429#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 1422430#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 1422503#L1779-2 assume !false; 1422499#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 1422449#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 1422432#L1770-2 [2022-07-14 15:42:50,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:50,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1175009107, now seen corresponding path program 1 times [2022-07-14 15:42:50,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:50,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254481031] [2022-07-14 15:42:50,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:50,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:50,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:42:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:42:50,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:42:50,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254481031] [2022-07-14 15:42:50,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254481031] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:42:50,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:42:50,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 15:42:50,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199612509] [2022-07-14 15:42:50,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:42:50,544 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:42:50,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:42:50,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 19 times [2022-07-14 15:42:50,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:42:50,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902470081] [2022-07-14 15:42:50,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:42:50,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:42:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:50,548 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:42:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:42:50,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:42:50,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:42:50,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:42:50,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:42:50,563 INFO L87 Difference]: Start difference. First operand 188344 states and 338639 transitions. cyclomatic complexity: 150969 Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 2 states have internal predecessors, (90), 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)