./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec13_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_product31.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 --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 2e77838346608929bef5ad1e655ea0710d74ebb9f10b29169ab985d305812d92 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 21:27:53,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 21:27:53,530 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-12 21:27:53,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 21:27:53,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 21:27:53,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 21:27:53,581 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 21:27:53,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 21:27:53,587 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 21:27:53,589 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 21:27:53,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 21:27:53,591 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 21:27:53,592 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 21:27:53,593 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-12 21:27:53,594 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-12 21:27:53,596 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-12 21:27:53,596 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-12 21:27:53,597 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-12 21:27:53,597 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-12 21:27:53,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 21:27:53,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-12 21:27:53,598 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 21:27:53,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 21:27:53,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 21:27:53,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 21:27:53,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-12 21:27:53,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-12 21:27:53,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-12 21:27:53,600 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 21:27:53,600 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 21:27:53,601 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 21:27:53,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 21:27:53,601 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-12 21:27:53,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 21:27:53,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 21:27:53,602 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 21:27:53,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 21:27:53,603 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 21:27:53,603 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-12 21:27:53,604 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e77838346608929bef5ad1e655ea0710d74ebb9f10b29169ab985d305812d92 [2024-11-12 21:27:53,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 21:27:53,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 21:27:53,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 21:27:53,970 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 21:27:53,974 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 21:27:53,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec13_product31.cil.c [2024-11-12 21:27:56,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 21:27:56,520 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 21:27:56,520 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product31.cil.c [2024-11-12 21:27:56,560 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68037453/0ec50fb03411408a91058e0a6c5433b4/FLAG2f02f6197 [2024-11-12 21:27:56,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68037453/0ec50fb03411408a91058e0a6c5433b4 [2024-11-12 21:27:56,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 21:27:56,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 21:27:56,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 21:27:56,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 21:27:56,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 21:27:56,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:27:56" (1/1) ... [2024-11-12 21:27:56,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@162fa27f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:56, skipping insertion in model container [2024-11-12 21:27:56,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:27:56" (1/1) ... [2024-11-12 21:27:56,813 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 21:27:57,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 21:27:57,695 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 21:27:57,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] [2024-11-12 21:27:57,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [57] [2024-11-12 21:27:57,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification13_spec.i","") [423] [2024-11-12 21:27:57,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [517] [2024-11-12 21:27:57,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [638] [2024-11-12 21:27:57,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1306] [2024-11-12 21:27:57,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [1664] [2024-11-12 21:27:57,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1679] [2024-11-12 21:27:57,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1714] [2024-11-12 21:27:57,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3329] [2024-11-12 21:27:57,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 21:27:57,986 INFO L204 MainTranslator]: Completed translation [2024-11-12 21:27:57,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57 WrapperNode [2024-11-12 21:27:57,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 21:27:57,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 21:27:57,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 21:27:57,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 21:27:58,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:58,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:58,875 INFO L138 Inliner]: procedures = 95, calls = 349, calls flagged for inlining = 202, calls inlined = 1075, statements flattened = 36571 [2024-11-12 21:27:58,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 21:27:58,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 21:27:58,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 21:27:58,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 21:27:58,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:58,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:59,032 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:59,285 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-11-12 21:27:59,285 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:59,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:59,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:59,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:59,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:27:59,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:28:00,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 21:28:00,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 21:28:00,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 21:28:00,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 21:28:00,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (1/1) ... [2024-11-12 21:28:00,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:00,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:00,295 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) [2024-11-12 21:28:00,348 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 [2024-11-12 21:28:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 21:28:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 21:28:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 21:28:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 21:28:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 21:28:00,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-12 21:28:00,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-12 21:28:00,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 21:28:00,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 21:28:00,576 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 21:28:00,578 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 21:28:13,314 INFO L? ?]: Removed 15572 outVars from TransFormulas that were not future-live. [2024-11-12 21:28:13,314 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 21:28:13,466 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 21:28:13,466 INFO L316 CfgBuilder]: Removed 61 assume(true) statements. [2024-11-12 21:28:13,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:28:13 BoogieIcfgContainer [2024-11-12 21:28:13,467 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 21:28:13,468 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-12 21:28:13,468 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-12 21:28:13,471 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-12 21:28:13,471 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:28:13,471 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 09:27:56" (1/3) ... [2024-11-12 21:28:13,472 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@235e2e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 09:28:13, skipping insertion in model container [2024-11-12 21:28:13,472 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:28:13,473 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:27:57" (2/3) ... [2024-11-12 21:28:13,473 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@235e2e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 09:28:13, skipping insertion in model container [2024-11-12 21:28:13,474 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-12 21:28:13,474 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:28:13" (3/3) ... [2024-11-12 21:28:13,474 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec13_product31.cil.c [2024-11-12 21:28:13,622 INFO L301 stractBuchiCegarLoop]: Interprodecural is true [2024-11-12 21:28:13,622 INFO L302 stractBuchiCegarLoop]: Hoare is None [2024-11-12 21:28:13,622 INFO L303 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-12 21:28:13,622 INFO L304 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-12 21:28:13,622 INFO L305 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-12 21:28:13,622 INFO L306 stractBuchiCegarLoop]: Difference is false [2024-11-12 21:28:13,622 INFO L307 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-12 21:28:13,623 INFO L311 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-12 21:28:13,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9737 states, 9736 states have (on average 1.8729457682826622) internal successors, (18235), 9736 states have internal predecessors, (18235), 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) [2024-11-12 21:28:13,791 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2433 [2024-11-12 21:28:13,792 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:13,792 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:13,799 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:13,800 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:13,800 INFO L333 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-12 21:28:13,820 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9737 states, 9736 states have (on average 1.8729457682826622) internal successors, (18235), 9736 states have internal predecessors, (18235), 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) [2024-11-12 21:28:13,902 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2433 [2024-11-12 21:28:13,903 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:13,903 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:13,904 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:13,904 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:13,910 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume !(1 == ~currentHeading~0);" "assume !(0 == ~currentFloorID~0);" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~1#1 := 0;existInLiftCallsInDirection_~i~1#1 := 1 + ~currentFloorID~0;" [2024-11-12 21:28:13,910 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i~1#1 < 5;" "assume !(0 == existInLiftCallsInDirection_~i~1#1);" "assume !(1 == existInLiftCallsInDirection_~i~1#1);" "assume !(2 == existInLiftCallsInDirection_~i~1#1);" "assume !(3 == existInLiftCallsInDirection_~i~1#1);" "assume !(4 == existInLiftCallsInDirection_~i~1#1);" "existInLiftCallsInDirection_~i~1#1 := 1 + existInLiftCallsInDirection_~i~1#1;" [2024-11-12 21:28:13,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:13,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1456644332, now seen corresponding path program 1 times [2024-11-12 21:28:13,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:13,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88137068] [2024-11-12 21:28:13,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:13,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:14,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:14,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88137068] [2024-11-12 21:28:14,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88137068] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:14,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658341009] [2024-11-12 21:28:14,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:14,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:14,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:14,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:14,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 21:28:14,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:14,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 21:28:14,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:14,867 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:14,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658341009] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:14,938 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:14,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6 [2024-11-12 21:28:14,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86783188] [2024-11-12 21:28:14,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:14,945 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:14,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:14,947 INFO L85 PathProgramCache]: Analyzing trace with hash -462995331, now seen corresponding path program 1 times [2024-11-12 21:28:14,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:14,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781004294] [2024-11-12 21:28:14,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:14,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:14,955 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:14,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:15,019 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:28:15,019 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:28:15,020 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:28:15,020 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:28:15,020 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-12 21:28:15,020 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:15,020 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:28:15,020 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:28:15,020 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product31.cil.c_Iteration1_Loop [2024-11-12 21:28:15,020 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:28:15,020 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:28:15,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:28:15,086 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:28:15,087 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-12 21:28:15,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:15,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:15,107 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) [2024-11-12 21:28:15,110 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 [2024-11-12 21:28:15,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:28:15,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:28:15,142 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-12 21:28:15,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:15,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:15,144 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) [2024-11-12 21:28:15,146 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 [2024-11-12 21:28:15,147 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-12 21:28:15,147 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:28:15,174 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-12 21:28:15,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-12 21:28:15,184 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:28:15,184 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:28:15,184 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:28:15,184 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:28:15,184 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:28:15,184 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:15,184 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:28:15,184 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:28:15,184 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product31.cil.c_Iteration1_Loop [2024-11-12 21:28:15,184 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:28:15,184 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:28:15,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:28:15,230 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:28:15,233 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:28:15,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:15,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:15,236 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) [2024-11-12 21:28:15,240 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 [2024-11-12 21:28:15,245 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 [2024-11-12 21:28:15,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:28:15,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:28:15,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:28:15,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:28:15,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:28:15,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:28:15,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:28:15,260 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:28:15,263 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-12 21:28:15,263 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-12 21:28:15,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:15,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:15,266 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) [2024-11-12 21:28:15,267 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 [2024-11-12 21:28:15,270 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:28:15,270 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-12 21:28:15,270 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:28:15,270 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~1#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~1#1 Supporting invariants [] [2024-11-12 21:28:15,287 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 [2024-11-12 21:28:15,289 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-12 21:28:15,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:15,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:28:15,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:15,460 WARN L254 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 21:28:15,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:28:15,598 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2024-11-12 21:28:15,617 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9737 states, 9736 states have (on average 1.8729457682826622) internal successors, (18235), 9736 states have internal predecessors, (18235), 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) [2024-11-12 21:28:16,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-12 21:28:16,466 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9737 states, 9736 states have (on average 1.8729457682826622) internal successors, (18235), 9736 states have internal predecessors, (18235), 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 25439 states and 47584 transitions. Complement of second has 18 states. [2024-11-12 21:28:16,468 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 [2024-11-12 21:28:16,472 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) [2024-11-12 21:28:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32929 transitions. [2024-11-12 21:28:16,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32929 transitions. Stem has 52 letters. Loop has 8 letters. [2024-11-12 21:28:16,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:28:16,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32929 transitions. Stem has 60 letters. Loop has 8 letters. [2024-11-12 21:28:16,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:28:16,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32929 transitions. Stem has 52 letters. Loop has 16 letters. [2024-11-12 21:28:16,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:28:16,503 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25439 states and 47584 transitions. [2024-11-12 21:28:16,653 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 4784 [2024-11-12 21:28:16,760 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25439 states to 17512 states and 32673 transitions. [2024-11-12 21:28:16,761 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17482 [2024-11-12 21:28:16,780 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17483 [2024-11-12 21:28:16,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17512 states and 32673 transitions. [2024-11-12 21:28:16,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:16,788 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17512 states and 32673 transitions. [2024-11-12 21:28:16,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17512 states and 32673 transitions. [2024-11-12 21:28:17,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17512 to 17486. [2024-11-12 21:28:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17486 states, 17486 states have (on average 1.8662930344275421) internal successors, (32634), 17485 states have internal predecessors, (32634), 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) [2024-11-12 21:28:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17486 states to 17486 states and 32634 transitions. [2024-11-12 21:28:17,117 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17486 states and 32634 transitions. [2024-11-12 21:28:17,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:17,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 21:28:17,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 21:28:17,122 INFO L87 Difference]: Start difference. First operand 17486 states and 32634 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 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) [2024-11-12 21:28:20,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:20,266 INFO L93 Difference]: Finished difference Result 29275 states and 53647 transitions. [2024-11-12 21:28:20,266 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29275 states and 53647 transitions. [2024-11-12 21:28:20,392 INFO L131 ngComponentsAnalysis]: Automaton has 120 accepting balls. 8328 [2024-11-12 21:28:20,511 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29275 states to 29257 states and 53629 transitions. [2024-11-12 21:28:20,511 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29219 [2024-11-12 21:28:20,537 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29219 [2024-11-12 21:28:20,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29257 states and 53629 transitions. [2024-11-12 21:28:20,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:20,559 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29257 states and 53629 transitions. [2024-11-12 21:28:20,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29257 states and 53629 transitions. [2024-11-12 21:28:20,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29257 to 15443. [2024-11-12 21:28:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15443 states, 15443 states have (on average 1.8314446674868872) internal successors, (28283), 15442 states have internal predecessors, (28283), 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) [2024-11-12 21:28:20,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15443 states to 15443 states and 28283 transitions. [2024-11-12 21:28:20,875 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15443 states and 28283 transitions. [2024-11-12 21:28:20,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 21:28:20,878 INFO L426 stractBuchiCegarLoop]: Abstraction has 15443 states and 28283 transitions. [2024-11-12 21:28:20,878 INFO L333 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-12 21:28:20,878 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15443 states and 28283 transitions. [2024-11-12 21:28:20,931 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4249 [2024-11-12 21:28:20,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:20,931 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:20,934 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:20,934 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:20,935 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume !(1 == ~currentHeading~0);" "assume 0 == ~currentFloorID~0;~currentHeading~0 := 1;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "assume !(1 == ~prevDir~0);" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~1#1 := 0;existInLiftCallsInDirection_~i~1#1 := 1 + ~currentFloorID~0;" [2024-11-12 21:28:20,935 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i~1#1 < 5;" "assume !(0 == existInLiftCallsInDirection_~i~1#1);" "assume !(1 == existInLiftCallsInDirection_~i~1#1);" "assume !(2 == existInLiftCallsInDirection_~i~1#1);" "assume !(3 == existInLiftCallsInDirection_~i~1#1);" "assume !(4 == existInLiftCallsInDirection_~i~1#1);" "existInLiftCallsInDirection_~i~1#1 := 1 + existInLiftCallsInDirection_~i~1#1;" [2024-11-12 21:28:20,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:20,936 INFO L85 PathProgramCache]: Analyzing trace with hash -753850483, now seen corresponding path program 1 times [2024-11-12 21:28:20,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:20,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952552279] [2024-11-12 21:28:20,936 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:20,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:21,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:21,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952552279] [2024-11-12 21:28:21,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952552279] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:21,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761123891] [2024-11-12 21:28:21,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:21,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:21,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:21,250 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:21,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-12 21:28:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:21,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 21:28:21,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:21,772 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:21,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [761123891] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:21,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:21,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 5 [2024-11-12 21:28:21,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474899290] [2024-11-12 21:28:21,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:21,777 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:21,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:21,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1655895939, now seen corresponding path program 1 times [2024-11-12 21:28:21,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:21,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574409948] [2024-11-12 21:28:21,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:21,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:21,793 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:21,806 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:21,843 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:28:21,843 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:28:21,843 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:28:21,844 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:28:21,844 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-12 21:28:21,846 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:21,846 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:28:21,846 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:28:21,846 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product31.cil.c_Iteration2_Loop [2024-11-12 21:28:21,846 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:28:21,846 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:28:21,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:28:21,879 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:28:21,879 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-12 21:28:21,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:21,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:21,881 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) [2024-11-12 21:28:21,888 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 [2024-11-12 21:28:21,889 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-12 21:28:21,889 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:28:21,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-12 21:28:21,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:21,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:21,924 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) [2024-11-12 21:28:21,926 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 [2024-11-12 21:28:21,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-12 21:28:21,927 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-12 21:28:21,953 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-12 21:28:21,956 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 [2024-11-12 21:28:21,957 INFO L204 LassoAnalysis]: Preferences: [2024-11-12 21:28:21,957 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-12 21:28:21,957 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-12 21:28:21,957 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-12 21:28:21,957 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-12 21:28:21,957 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:21,957 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-12 21:28:21,957 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-12 21:28:21,957 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product31.cil.c_Iteration2_Loop [2024-11-12 21:28:21,958 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-12 21:28:21,958 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-12 21:28:21,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-12 21:28:21,992 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-12 21:28:21,993 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-12 21:28:21,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:21,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:21,995 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:28:21,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-12 21:28:21,997 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 [2024-11-12 21:28:22,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-12 21:28:22,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-12 21:28:22,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-12 21:28:22,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-12 21:28:22,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-12 21:28:22,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-12 21:28:22,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-12 21:28:22,011 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-12 21:28:22,012 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-11-12 21:28:22,012 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-12 21:28:22,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-12 21:28:22,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:22,016 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-12 21:28:22,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-12 21:28:22,022 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-12 21:28:22,022 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-12 21:28:22,022 INFO L474 LassoAnalysis]: Proved termination. [2024-11-12 21:28:22,022 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~1#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~1#1 Supporting invariants [] [2024-11-12 21:28:22,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-12 21:28:22,035 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-12 21:28:22,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:22,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:28:22,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:22,269 WARN L254 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 21:28:22,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 21:28:22,469 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2024-11-12 21:28:22,469 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15443 states and 28283 transitions. cyclomatic complexity: 12908 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) [2024-11-12 21:28:23,244 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15443 states and 28283 transitions. cyclomatic complexity: 12908. 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 29297 states and 53675 transitions. Complement of second has 17 states. [2024-11-12 21:28:23,245 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 [2024-11-12 21:28:23,246 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) [2024-11-12 21:28:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 17213 transitions. [2024-11-12 21:28:23,267 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 17213 transitions. Stem has 55 letters. Loop has 8 letters. [2024-11-12 21:28:23,267 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:28:23,267 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 17213 transitions. Stem has 63 letters. Loop has 8 letters. [2024-11-12 21:28:23,267 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:28:23,268 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 17213 transitions. Stem has 55 letters. Loop has 16 letters. [2024-11-12 21:28:23,268 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-12 21:28:23,268 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29297 states and 53675 transitions. [2024-11-12 21:28:23,420 INFO L131 ngComponentsAnalysis]: Automaton has 120 accepting balls. 8338 [2024-11-12 21:28:23,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29297 states to 29285 states and 53663 transitions. [2024-11-12 21:28:23,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29187 [2024-11-12 21:28:23,581 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29189 [2024-11-12 21:28:23,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29285 states and 53663 transitions. [2024-11-12 21:28:23,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:23,583 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29285 states and 53663 transitions. [2024-11-12 21:28:23,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29285 states and 53663 transitions. [2024-11-12 21:28:23,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29285 to 15491. [2024-11-12 21:28:23,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15491 states, 15491 states have (on average 1.83067587631528) internal successors, (28359), 15490 states have internal predecessors, (28359), 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) [2024-11-12 21:28:23,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15491 states to 15491 states and 28359 transitions. [2024-11-12 21:28:23,909 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15491 states and 28359 transitions. [2024-11-12 21:28:23,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:23,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 21:28:23,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 21:28:23,910 INFO L87 Difference]: Start difference. First operand 15491 states and 28359 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 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) [2024-11-12 21:28:24,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:24,594 INFO L93 Difference]: Finished difference Result 24164 states and 44274 transitions. [2024-11-12 21:28:24,594 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24164 states and 44274 transitions. [2024-11-12 21:28:24,709 INFO L131 ngComponentsAnalysis]: Automaton has 98 accepting balls. 6879 [2024-11-12 21:28:24,789 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24164 states to 24164 states and 44274 transitions. [2024-11-12 21:28:24,789 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24050 [2024-11-12 21:28:24,813 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24050 [2024-11-12 21:28:24,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24164 states and 44274 transitions. [2024-11-12 21:28:24,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:24,820 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24164 states and 44274 transitions. [2024-11-12 21:28:24,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24164 states and 44274 transitions. [2024-11-12 21:28:25,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24164 to 24135. [2024-11-12 21:28:25,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24135 states, 24135 states have (on average 1.8328982805054899) internal successors, (44237), 24134 states have internal predecessors, (44237), 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) [2024-11-12 21:28:25,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24135 states to 24135 states and 44237 transitions. [2024-11-12 21:28:25,215 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24135 states and 44237 transitions. [2024-11-12 21:28:25,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 21:28:25,217 INFO L426 stractBuchiCegarLoop]: Abstraction has 24135 states and 44237 transitions. [2024-11-12 21:28:25,218 INFO L333 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-12 21:28:25,218 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24135 states and 44237 transitions. [2024-11-12 21:28:25,288 INFO L131 ngComponentsAnalysis]: Automaton has 98 accepting balls. 6873 [2024-11-12 21:28:25,289 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:25,289 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:25,290 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:25,291 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:25,292 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:25,293 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:25,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:25,293 INFO L85 PathProgramCache]: Analyzing trace with hash -883104821, now seen corresponding path program 1 times [2024-11-12 21:28:25,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:25,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308910733] [2024-11-12 21:28:25,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:25,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:25,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:25,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308910733] [2024-11-12 21:28:25,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308910733] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:25,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345944999] [2024-11-12 21:28:25,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:25,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:25,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:25,368 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:25,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-12 21:28:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:25,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:28:25,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:25,782 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:25,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345944999] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:25,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:25,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2024-11-12 21:28:25,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938436619] [2024-11-12 21:28:25,789 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:25,789 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:25,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:25,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 1 times [2024-11-12 21:28:25,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:25,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609278333] [2024-11-12 21:28:25,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:25,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:25,796 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:25,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:25,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:25,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 21:28:25,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 21:28:25,826 INFO L87 Difference]: Start difference. First operand 24135 states and 44237 transitions. cyclomatic complexity: 20206 Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 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) [2024-11-12 21:28:26,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:26,246 INFO L93 Difference]: Finished difference Result 30630 states and 56156 transitions. [2024-11-12 21:28:26,246 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30630 states and 56156 transitions. [2024-11-12 21:28:26,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-12 21:28:26,553 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9371 [2024-11-12 21:28:26,621 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30630 states to 30630 states and 56156 transitions. [2024-11-12 21:28:26,621 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30516 [2024-11-12 21:28:26,666 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30516 [2024-11-12 21:28:26,667 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30630 states and 56156 transitions. [2024-11-12 21:28:26,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:26,738 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30630 states and 56156 transitions. [2024-11-12 21:28:26,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30630 states and 56156 transitions. [2024-11-12 21:28:27,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30630 to 30608. [2024-11-12 21:28:27,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30608 states, 30608 states have (on average 1.8337036069001569) internal successors, (56126), 30607 states have internal predecessors, (56126), 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) [2024-11-12 21:28:27,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30608 states to 30608 states and 56126 transitions. [2024-11-12 21:28:27,387 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30608 states and 56126 transitions. [2024-11-12 21:28:27,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 21:28:27,390 INFO L426 stractBuchiCegarLoop]: Abstraction has 30608 states and 56126 transitions. [2024-11-12 21:28:27,390 INFO L333 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-12 21:28:27,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30608 states and 56126 transitions. [2024-11-12 21:28:27,451 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:27,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:27,452 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:27,452 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:27,452 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:27,453 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:27,453 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:27,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:27,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1362826682, now seen corresponding path program 1 times [2024-11-12 21:28:27,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:27,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686606666] [2024-11-12 21:28:27,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:27,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:27,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:27,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686606666] [2024-11-12 21:28:27,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686606666] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:27,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322555489] [2024-11-12 21:28:27,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:27,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:27,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:27,540 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:27,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-12 21:28:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:27,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 21:28:27,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:27,939 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:27,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322555489] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:27,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:27,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 6 [2024-11-12 21:28:27,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77879274] [2024-11-12 21:28:27,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:27,951 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:27,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:27,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 2 times [2024-11-12 21:28:27,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:27,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726411565] [2024-11-12 21:28:27,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:27,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:27,957 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:27,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:27,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:27,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 21:28:27,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 21:28:27,977 INFO L87 Difference]: Start difference. First operand 30608 states and 56126 transitions. cyclomatic complexity: 25646 Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 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) [2024-11-12 21:28:28,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:28,539 INFO L93 Difference]: Finished difference Result 30616 states and 56133 transitions. [2024-11-12 21:28:28,539 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30616 states and 56133 transitions. [2024-11-12 21:28:28,634 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:28,705 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30616 states to 30616 states and 56133 transitions. [2024-11-12 21:28:28,705 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30502 [2024-11-12 21:28:28,740 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30502 [2024-11-12 21:28:28,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30616 states and 56133 transitions. [2024-11-12 21:28:28,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:28,773 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30616 states and 56133 transitions. [2024-11-12 21:28:28,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30616 states and 56133 transitions. [2024-11-12 21:28:29,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30616 to 30608. [2024-11-12 21:28:29,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30608 states, 30608 states have (on average 1.833507579717721) internal successors, (56120), 30607 states have internal predecessors, (56120), 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) [2024-11-12 21:28:29,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30608 states to 30608 states and 56120 transitions. [2024-11-12 21:28:29,083 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30608 states and 56120 transitions. [2024-11-12 21:28:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 21:28:29,085 INFO L426 stractBuchiCegarLoop]: Abstraction has 30608 states and 56120 transitions. [2024-11-12 21:28:29,085 INFO L333 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-12 21:28:29,085 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30608 states and 56120 transitions. [2024-11-12 21:28:29,315 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:29,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:29,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:29,316 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:29,316 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:29,316 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:29,317 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:29,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:29,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1003250314, now seen corresponding path program 1 times [2024-11-12 21:28:29,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:29,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768276603] [2024-11-12 21:28:29,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:29,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:29,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:29,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768276603] [2024-11-12 21:28:29,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768276603] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:29,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1169947302] [2024-11-12 21:28:29,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:29,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:29,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:29,407 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:29,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-12 21:28:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:29,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 21:28:29,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:29,846 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:29,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1169947302] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:29,868 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:29,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2024-11-12 21:28:29,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132994585] [2024-11-12 21:28:29,868 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:29,869 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:29,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:29,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 3 times [2024-11-12 21:28:29,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:29,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498452343] [2024-11-12 21:28:29,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:29,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:29,878 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:29,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:29,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:29,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 21:28:29,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-12 21:28:29,907 INFO L87 Difference]: Start difference. First operand 30608 states and 56120 transitions. cyclomatic complexity: 25640 Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 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) [2024-11-12 21:28:30,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:30,532 INFO L93 Difference]: Finished difference Result 30678 states and 56217 transitions. [2024-11-12 21:28:30,532 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30678 states and 56217 transitions. [2024-11-12 21:28:30,636 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:30,712 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30678 states to 30678 states and 56217 transitions. [2024-11-12 21:28:30,712 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30564 [2024-11-12 21:28:30,736 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30564 [2024-11-12 21:28:30,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30678 states and 56217 transitions. [2024-11-12 21:28:30,756 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:30,757 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30678 states and 56217 transitions. [2024-11-12 21:28:30,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30678 states and 56217 transitions. [2024-11-12 21:28:31,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30678 to 30638. [2024-11-12 21:28:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30638 states, 30638 states have (on average 1.8325935113258045) internal successors, (56147), 30637 states have internal predecessors, (56147), 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) [2024-11-12 21:28:31,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30638 states to 30638 states and 56147 transitions. [2024-11-12 21:28:31,245 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30638 states and 56147 transitions. [2024-11-12 21:28:31,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 21:28:31,246 INFO L426 stractBuchiCegarLoop]: Abstraction has 30638 states and 56147 transitions. [2024-11-12 21:28:31,247 INFO L333 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-12 21:28:31,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30638 states and 56147 transitions. [2024-11-12 21:28:31,323 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:31,323 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:31,323 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:31,323 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:31,324 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:31,324 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume 0 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:31,324 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:31,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:31,325 INFO L85 PathProgramCache]: Analyzing trace with hash -401675840, now seen corresponding path program 1 times [2024-11-12 21:28:31,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:31,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381037981] [2024-11-12 21:28:31,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:31,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:31,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:31,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381037981] [2024-11-12 21:28:31,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381037981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:31,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [310908044] [2024-11-12 21:28:31,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:31,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:31,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:31,420 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:31,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-12 21:28:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:31,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 21:28:31,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:31,988 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:32,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [310908044] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:32,006 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:32,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 9 [2024-11-12 21:28:32,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595187724] [2024-11-12 21:28:32,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:32,007 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:32,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:32,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 4 times [2024-11-12 21:28:32,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:32,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295934679] [2024-11-12 21:28:32,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:32,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:32,013 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:32,019 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:32,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:32,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 21:28:32,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-12 21:28:32,034 INFO L87 Difference]: Start difference. First operand 30638 states and 56147 transitions. cyclomatic complexity: 25637 Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 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) [2024-11-12 21:28:32,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:32,507 INFO L93 Difference]: Finished difference Result 30660 states and 56167 transitions. [2024-11-12 21:28:32,507 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30660 states and 56167 transitions. [2024-11-12 21:28:32,646 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:32,737 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30660 states to 30660 states and 56167 transitions. [2024-11-12 21:28:32,737 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30546 [2024-11-12 21:28:32,762 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30546 [2024-11-12 21:28:32,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30660 states and 56167 transitions. [2024-11-12 21:28:32,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:32,776 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30660 states and 56167 transitions. [2024-11-12 21:28:32,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30660 states and 56167 transitions. [2024-11-12 21:28:33,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30660 to 30636. [2024-11-12 21:28:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30636 states, 30636 states have (on average 1.832060321190756) internal successors, (56127), 30635 states have internal predecessors, (56127), 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) [2024-11-12 21:28:33,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30636 states to 30636 states and 56127 transitions. [2024-11-12 21:28:33,216 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30636 states and 56127 transitions. [2024-11-12 21:28:33,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 21:28:33,217 INFO L426 stractBuchiCegarLoop]: Abstraction has 30636 states and 56127 transitions. [2024-11-12 21:28:33,217 INFO L333 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-12 21:28:33,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30636 states and 56127 transitions. [2024-11-12 21:28:33,288 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:33,288 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:33,289 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:33,289 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:33,289 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:33,289 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume 2 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_2~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:33,290 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:33,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:33,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1976938531, now seen corresponding path program 1 times [2024-11-12 21:28:33,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:33,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363080269] [2024-11-12 21:28:33,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:33,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:33,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:33,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363080269] [2024-11-12 21:28:33,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363080269] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:33,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253926209] [2024-11-12 21:28:33,389 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:33,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:33,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:33,391 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:33,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-12 21:28:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:33,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 21:28:33,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:33,940 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:33,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253926209] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:33,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:33,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 5 [2024-11-12 21:28:33,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744786294] [2024-11-12 21:28:33,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:33,964 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:33,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:33,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 5 times [2024-11-12 21:28:33,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:33,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335062344] [2024-11-12 21:28:33,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:33,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:33,973 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:33,979 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:33,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:33,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 21:28:33,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 21:28:33,996 INFO L87 Difference]: Start difference. First operand 30636 states and 56127 transitions. cyclomatic complexity: 25619 Second operand has 5 states, 5 states have (on average 15.4) 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) [2024-11-12 21:28:34,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:34,306 INFO L93 Difference]: Finished difference Result 30676 states and 56164 transitions. [2024-11-12 21:28:34,307 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30676 states and 56164 transitions. [2024-11-12 21:28:34,523 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:34,595 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30676 states to 30676 states and 56164 transitions. [2024-11-12 21:28:34,595 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30562 [2024-11-12 21:28:34,619 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30562 [2024-11-12 21:28:34,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30676 states and 56164 transitions. [2024-11-12 21:28:34,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:34,627 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30676 states and 56164 transitions. [2024-11-12 21:28:34,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30676 states and 56164 transitions. [2024-11-12 21:28:34,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30676 to 30636. [2024-11-12 21:28:35,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30636 states, 30636 states have (on average 1.8313095704400053) internal successors, (56104), 30635 states have internal predecessors, (56104), 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) [2024-11-12 21:28:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30636 states to 30636 states and 56104 transitions. [2024-11-12 21:28:35,071 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30636 states and 56104 transitions. [2024-11-12 21:28:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 21:28:35,072 INFO L426 stractBuchiCegarLoop]: Abstraction has 30636 states and 56104 transitions. [2024-11-12 21:28:35,072 INFO L333 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-12 21:28:35,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30636 states and 56104 transitions. [2024-11-12 21:28:35,179 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:35,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:35,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:35,181 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:35,181 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:35,181 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume !(3 == initPersonOnFloor_~floor#1);" "assume !(4 == initPersonOnFloor_~floor#1);" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:35,181 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:35,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:35,182 INFO L85 PathProgramCache]: Analyzing trace with hash 196721819, now seen corresponding path program 1 times [2024-11-12 21:28:35,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:35,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948146799] [2024-11-12 21:28:35,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:35,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:35,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:35,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948146799] [2024-11-12 21:28:35,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948146799] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:35,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140476874] [2024-11-12 21:28:35,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:35,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:35,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:35,262 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:35,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-12 21:28:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:35,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 21:28:35,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:35,766 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:35,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140476874] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:35,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:35,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 7 [2024-11-12 21:28:35,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871417710] [2024-11-12 21:28:35,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:35,808 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:35,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:35,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 6 times [2024-11-12 21:28:35,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:35,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492123276] [2024-11-12 21:28:35,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:35,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:35,822 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:35,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:35,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:35,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 21:28:35,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-12 21:28:35,850 INFO L87 Difference]: Start difference. First operand 30636 states and 56104 transitions. cyclomatic complexity: 25596 Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 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) [2024-11-12 21:28:36,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:36,339 INFO L93 Difference]: Finished difference Result 30674 states and 56154 transitions. [2024-11-12 21:28:36,339 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30674 states and 56154 transitions. [2024-11-12 21:28:36,436 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:36,507 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30674 states to 30674 states and 56154 transitions. [2024-11-12 21:28:36,507 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30560 [2024-11-12 21:28:36,527 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30560 [2024-11-12 21:28:36,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30674 states and 56154 transitions. [2024-11-12 21:28:36,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:36,532 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30674 states and 56154 transitions. [2024-11-12 21:28:36,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30674 states and 56154 transitions. [2024-11-12 21:28:36,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30674 to 30658. [2024-11-12 21:28:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30658 states, 30658 states have (on average 1.830713027594755) internal successors, (56126), 30657 states have internal predecessors, (56126), 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) [2024-11-12 21:28:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30658 states to 30658 states and 56126 transitions. [2024-11-12 21:28:37,005 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30658 states and 56126 transitions. [2024-11-12 21:28:37,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 21:28:37,007 INFO L426 stractBuchiCegarLoop]: Abstraction has 30658 states and 56126 transitions. [2024-11-12 21:28:37,007 INFO L333 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-12 21:28:37,007 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30658 states and 56126 transitions. [2024-11-12 21:28:37,092 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:37,092 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:37,092 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:37,094 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:37,094 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:37,095 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume 2 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume !(1 == initPersonOnFloor_~person#1);" "assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:37,095 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:37,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:37,095 INFO L85 PathProgramCache]: Analyzing trace with hash 114791426, now seen corresponding path program 1 times [2024-11-12 21:28:37,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:37,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996316417] [2024-11-12 21:28:37,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:37,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:37,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:37,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996316417] [2024-11-12 21:28:37,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996316417] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:37,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506199796] [2024-11-12 21:28:37,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:37,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:37,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:37,236 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:37,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-12 21:28:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:37,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 21:28:37,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:37,858 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:37,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506199796] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:37,923 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:37,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2024-11-12 21:28:37,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094759416] [2024-11-12 21:28:37,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:37,923 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:37,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:37,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 7 times [2024-11-12 21:28:37,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:37,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442207601] [2024-11-12 21:28:37,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:37,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:37,942 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:37,951 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:37,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:37,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 21:28:37,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-12 21:28:37,978 INFO L87 Difference]: Start difference. First operand 30658 states and 56126 transitions. cyclomatic complexity: 25596 Second operand has 8 states, 8 states have (on average 19.75) internal successors, (158), 7 states have internal predecessors, (158), 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) [2024-11-12 21:28:41,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:41,769 INFO L93 Difference]: Finished difference Result 30658 states and 54355 transitions. [2024-11-12 21:28:41,769 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30658 states and 54355 transitions. [2024-11-12 21:28:41,920 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:42,001 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30658 states to 30658 states and 54355 transitions. [2024-11-12 21:28:42,001 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30544 [2024-11-12 21:28:42,023 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30544 [2024-11-12 21:28:42,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30658 states and 54355 transitions. [2024-11-12 21:28:42,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:42,027 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30658 states and 54355 transitions. [2024-11-12 21:28:42,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30658 states and 54355 transitions. [2024-11-12 21:28:42,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30658 to 30658. [2024-11-12 21:28:42,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30658 states, 30658 states have (on average 1.772946702328919) internal successors, (54355), 30657 states have internal predecessors, (54355), 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) [2024-11-12 21:28:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30658 states to 30658 states and 54355 transitions. [2024-11-12 21:28:42,567 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30658 states and 54355 transitions. [2024-11-12 21:28:42,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 21:28:42,568 INFO L426 stractBuchiCegarLoop]: Abstraction has 30658 states and 54355 transitions. [2024-11-12 21:28:42,568 INFO L333 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-12 21:28:42,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30658 states and 54355 transitions. [2024-11-12 21:28:42,654 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 9365 [2024-11-12 21:28:42,654 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:42,654 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:42,655 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:42,655 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:42,655 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume 2 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume !(1 == initPersonOnFloor_~person#1);" "assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume !(0 == isFloorCalling_~floorID#1);" "assume !(1 == isFloorCalling_~floorID#1);" "assume !(2 == isFloorCalling_~floorID#1);" "assume !(3 == isFloorCalling_~floorID#1);" "assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume !(0 != timeShift_~tmp___9~2#1);" "assume 1 == ~doorState~0;~doorState~0 := 0;" "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~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~23#1;havoc stopRequestedInDirection_~tmp~20#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~6#1;havoc stopRequestedInDirection_~__cil_tmp8~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume !(0 == isFloorCalling_~floorID#1);" "assume !(1 == isFloorCalling_~floorID#1);" "assume !(2 == isFloorCalling_~floorID#1);" "assume !(3 == isFloorCalling_~floorID#1);" "assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedInDirection_#t~ret73#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret73#1;havoc stopRequestedInDirection_#t~ret73#1;" "assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedInDirection_#t~ret74#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~20#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~20#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23#1 := (if stopRequestedInDirection_~__cil_tmp8~7#1 == stopRequestedInDirection_~__cil_tmp7~6#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~23#1;" "timeShift_#t~ret105#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret73#1, stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~20#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~6#1, stopRequestedInDirection_~__cil_tmp8~7#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret105#1;havoc timeShift_#t~ret105#1;" "assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~21#1;~currentHeading~0 := continueInDirection_~dir#1;" "assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~8#1;isTopFloor_~retValue_acc~8#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~8#1;" "continueInDirection_#t~ret76#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~8#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~21#1 := continueInDirection_#t~ret76#1;havoc continueInDirection_#t~ret76#1;" "assume 0 != continueInDirection_~tmp~21#1;~currentHeading~0 := 0;" "assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1;" "havoc continueInDirection_#t~ret76#1, continueInDirection_~dir#1, continueInDirection_~tmp~21#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:42,656 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:42,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:42,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1932115862, now seen corresponding path program 1 times [2024-11-12 21:28:42,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:42,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120462577] [2024-11-12 21:28:42,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:42,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:42,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:42,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120462577] [2024-11-12 21:28:42,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120462577] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:42,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158958139] [2024-11-12 21:28:42,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:42,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:42,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:42,825 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:42,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-12 21:28:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:43,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 21:28:43,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:43,529 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:44,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1158958139] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:44,277 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:44,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2024-11-12 21:28:44,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597784549] [2024-11-12 21:28:44,278 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:44,278 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:44,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:44,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 8 times [2024-11-12 21:28:44,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:44,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415808754] [2024-11-12 21:28:44,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:44,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:44,286 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:44,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:44,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:44,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 21:28:44,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-12 21:28:44,305 INFO L87 Difference]: Start difference. First operand 30658 states and 54355 transitions. cyclomatic complexity: 23825 Second operand has 10 states, 10 states have (on average 22.8) internal successors, (228), 9 states have internal predecessors, (228), 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) [2024-11-12 21:28:51,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:51,732 INFO L93 Difference]: Finished difference Result 108188 states and 191123 transitions. [2024-11-12 21:28:51,733 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 108188 states and 191123 transitions. [2024-11-12 21:28:52,333 INFO L131 ngComponentsAnalysis]: Automaton has 200 accepting balls. 27896 [2024-11-12 21:28:52,651 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 108188 states to 108188 states and 191123 transitions. [2024-11-12 21:28:52,651 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 108112 [2024-11-12 21:28:52,733 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 108112 [2024-11-12 21:28:52,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 108188 states and 191123 transitions. [2024-11-12 21:28:52,739 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:52,739 INFO L218 hiAutomatonCegarLoop]: Abstraction has 108188 states and 191123 transitions. [2024-11-12 21:28:52,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108188 states and 191123 transitions. [2024-11-12 21:28:53,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108188 to 89660. [2024-11-12 21:28:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89660 states, 89660 states have (on average 1.7654583983939327) internal successors, (158291), 89659 states have internal predecessors, (158291), 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) [2024-11-12 21:28:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89660 states to 89660 states and 158291 transitions. [2024-11-12 21:28:54,422 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89660 states and 158291 transitions. [2024-11-12 21:28:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 21:28:54,423 INFO L426 stractBuchiCegarLoop]: Abstraction has 89660 states and 158291 transitions. [2024-11-12 21:28:54,423 INFO L333 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-12 21:28:54,423 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89660 states and 158291 transitions. [2024-11-12 21:28:54,716 INFO L131 ngComponentsAnalysis]: Automaton has 200 accepting balls. 27124 [2024-11-12 21:28:54,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:28:54,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:28:54,717 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:28:54,717 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:28:54,718 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume !(3 == callOnFloor_~floorID#1);" "assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume 2 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume !(1 == initPersonOnFloor_~person#1);" "assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume !(0 == isFloorCalling_~floorID#1);" "assume !(1 == isFloorCalling_~floorID#1);" "assume !(2 == isFloorCalling_~floorID#1);" "assume !(3 == isFloorCalling_~floorID#1);" "assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume 0 != timeShift_~tmp___9~2#1;~doorState~0 := 1;" "assume 0 != ~persons_0~0;assume { :begin_inline_getDestination } true;getDestination_#in~person#1 := 0;havoc getDestination_#res#1;havoc getDestination_~person#1, getDestination_~retValue_acc~5#1;getDestination_~person#1 := getDestination_#in~person#1;havoc getDestination_~retValue_acc~5#1;" "assume 0 == getDestination_~person#1;getDestination_~retValue_acc~5#1 := 0;getDestination_#res#1 := getDestination_~retValue_acc~5#1;" "timeShift_#t~ret99#1 := getDestination_#res#1;havoc getDestination_~person#1, getDestination_~retValue_acc~5#1;havoc getDestination_#in~person#1;assume { :end_inline_getDestination } true;timeShift_~tmp~26#1 := timeShift_#t~ret99#1;havoc timeShift_#t~ret99#1;" "assume timeShift_~tmp~26#1 == ~currentFloorID~0;assume { :begin_inline_leaveElevator } true;leaveElevator_#in~p#1 := 0;havoc leaveElevator_#t~ret51#1, leaveElevator_~p#1, leaveElevator_~tmp~15#1;leaveElevator_~p#1 := leaveElevator_#in~p#1;havoc leaveElevator_~tmp~15#1;assume { :begin_inline_leaveElevator__wrappee__weight } true;leaveElevator__wrappee__weight_#in~p#1 := leaveElevator_~p#1;havoc leaveElevator__wrappee__weight_#t~ret50#1, leaveElevator__wrappee__weight_~p#1, leaveElevator__wrappee__weight_~tmp~14#1;leaveElevator__wrappee__weight_~p#1 := leaveElevator__wrappee__weight_#in~p#1;havoc leaveElevator__wrappee__weight_~tmp~14#1;assume { :begin_inline_leaveElevator__wrappee__base } true;leaveElevator__wrappee__base_#in~p#1 := leaveElevator__wrappee__weight_~p#1;havoc leaveElevator__wrappee__base_~p#1;leaveElevator__wrappee__base_~p#1 := leaveElevator__wrappee__base_#in~p#1;" "assume 0 == leaveElevator__wrappee__base_~p#1;~persons_0~0 := 0;" "havoc leaveElevator__wrappee__base_~p#1;havoc leaveElevator__wrappee__base_#in~p#1;assume { :end_inline_leaveElevator__wrappee__base } true;assume { :begin_inline_getWeight } true;getWeight_#in~person#1 := leaveElevator__wrappee__weight_~p#1;havoc getWeight_#res#1;havoc getWeight_~person#1, getWeight_~retValue_acc~3#1;getWeight_~person#1 := getWeight_#in~person#1;havoc getWeight_~retValue_acc~3#1;" "assume 0 == getWeight_~person#1;getWeight_~retValue_acc~3#1 := 40;getWeight_#res#1 := getWeight_~retValue_acc~3#1;" "leaveElevator__wrappee__weight_#t~ret50#1 := getWeight_#res#1;havoc getWeight_~person#1, getWeight_~retValue_acc~3#1;havoc getWeight_#in~person#1;assume { :end_inline_getWeight } true;leaveElevator__wrappee__weight_~tmp~14#1 := leaveElevator__wrappee__weight_#t~ret50#1;havoc leaveElevator__wrappee__weight_#t~ret50#1;~weight~0 := ~weight~0 - leaveElevator__wrappee__weight_~tmp~14#1;" "havoc leaveElevator__wrappee__weight_#t~ret50#1, leaveElevator__wrappee__weight_~p#1, leaveElevator__wrappee__weight_~tmp~14#1;havoc leaveElevator__wrappee__weight_#in~p#1;assume { :end_inline_leaveElevator__wrappee__weight } true;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1;" "assume 1 == ~persons_0~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1;" "leaveElevator_#t~ret51#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;assume { :end_inline_isEmpty } true;leaveElevator_~tmp~15#1 := leaveElevator_#t~ret51#1;havoc leaveElevator_#t~ret51#1;" "assume !(0 != leaveElevator_~tmp~15#1);" "havoc leaveElevator_#t~ret51#1, leaveElevator_~p#1, leaveElevator_~tmp~15#1;havoc leaveElevator_#in~p#1;assume { :end_inline_leaveElevator } true;" "assume !(0 != ~persons_1~0);" "assume !(0 != ~persons_2~0);" "assume !(0 != ~persons_3~0);" "assume !(0 != ~persons_4~0);" "assume !(0 != ~persons_5~0);" "assume { :begin_inline_processWaitingOnFloor } true;processWaitingOnFloor_#in~floorID#1 := ~currentFloorID~0;havoc processWaitingOnFloor_#t~ret86#1, processWaitingOnFloor_#t~ret87#1, processWaitingOnFloor_#t~ret88#1, processWaitingOnFloor_#t~ret89#1, processWaitingOnFloor_#t~ret90#1, processWaitingOnFloor_#t~ret91#1, processWaitingOnFloor_#t~ret92#1, processWaitingOnFloor_#t~ret93#1, processWaitingOnFloor_#t~ret94#1, processWaitingOnFloor_#t~ret95#1, processWaitingOnFloor_#t~ret96#1, processWaitingOnFloor_#t~ret97#1, processWaitingOnFloor_~floorID#1, processWaitingOnFloor_~tmp~25#1, processWaitingOnFloor_~tmp___0~9#1, processWaitingOnFloor_~tmp___1~4#1, processWaitingOnFloor_~tmp___2~4#1, processWaitingOnFloor_~tmp___3~3#1, processWaitingOnFloor_~tmp___4~2#1, processWaitingOnFloor_~tmp___5~1#1, processWaitingOnFloor_~tmp___6~1#1, processWaitingOnFloor_~tmp___7~1#1, processWaitingOnFloor_~tmp___8~1#1, processWaitingOnFloor_~tmp___9~1#1, processWaitingOnFloor_~tmp___10~0#1;processWaitingOnFloor_~floorID#1 := processWaitingOnFloor_#in~floorID#1;havoc processWaitingOnFloor_~tmp~25#1;havoc processWaitingOnFloor_~tmp___0~9#1;havoc processWaitingOnFloor_~tmp___1~4#1;havoc processWaitingOnFloor_~tmp___2~4#1;havoc processWaitingOnFloor_~tmp___3~3#1;havoc processWaitingOnFloor_~tmp___4~2#1;havoc processWaitingOnFloor_~tmp___5~1#1;havoc processWaitingOnFloor_~tmp___6~1#1;havoc processWaitingOnFloor_~tmp___7~1#1;havoc processWaitingOnFloor_~tmp___8~1#1;havoc processWaitingOnFloor_~tmp___9~1#1;havoc processWaitingOnFloor_~tmp___10~0#1;assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 0, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret86#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___0~9#1 := processWaitingOnFloor_#t~ret86#1;havoc processWaitingOnFloor_#t~ret86#1;" "assume !(0 != processWaitingOnFloor_~tmp___0~9#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 1, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret88#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___2~4#1 := processWaitingOnFloor_#t~ret88#1;havoc processWaitingOnFloor_#t~ret88#1;" "assume !(0 != processWaitingOnFloor_~tmp___2~4#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 2, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret90#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___4~2#1 := processWaitingOnFloor_#t~ret90#1;havoc processWaitingOnFloor_#t~ret90#1;" "assume !(0 != processWaitingOnFloor_~tmp___4~2#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 3, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret92#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___6~1#1 := processWaitingOnFloor_#t~ret92#1;havoc processWaitingOnFloor_#t~ret92#1;" "assume !(0 != processWaitingOnFloor_~tmp___6~1#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 4, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret94#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___8~1#1 := processWaitingOnFloor_#t~ret94#1;havoc processWaitingOnFloor_#t~ret94#1;" "assume !(0 != processWaitingOnFloor_~tmp___8~1#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 5, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret96#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___10~0#1 := processWaitingOnFloor_#t~ret96#1;havoc processWaitingOnFloor_#t~ret96#1;" "assume !(0 != processWaitingOnFloor_~tmp___10~0#1);" "assume { :begin_inline_resetCallOnFloor } true;resetCallOnFloor_#in~floorID#1 := processWaitingOnFloor_~floorID#1;havoc resetCallOnFloor_~floorID#1;resetCallOnFloor_~floorID#1 := resetCallOnFloor_#in~floorID#1;" "assume 0 == resetCallOnFloor_~floorID#1;~calls_0~0 := 0;" "havoc resetCallOnFloor_~floorID#1;havoc resetCallOnFloor_#in~floorID#1;assume { :end_inline_resetCallOnFloor } true;" "havoc processWaitingOnFloor_#t~ret86#1, processWaitingOnFloor_#t~ret87#1, processWaitingOnFloor_#t~ret88#1, processWaitingOnFloor_#t~ret89#1, processWaitingOnFloor_#t~ret90#1, processWaitingOnFloor_#t~ret91#1, processWaitingOnFloor_#t~ret92#1, processWaitingOnFloor_#t~ret93#1, processWaitingOnFloor_#t~ret94#1, processWaitingOnFloor_#t~ret95#1, processWaitingOnFloor_#t~ret96#1, processWaitingOnFloor_#t~ret97#1, processWaitingOnFloor_~floorID#1, processWaitingOnFloor_~tmp~25#1, processWaitingOnFloor_~tmp___0~9#1, processWaitingOnFloor_~tmp___1~4#1, processWaitingOnFloor_~tmp___2~4#1, processWaitingOnFloor_~tmp___3~3#1, processWaitingOnFloor_~tmp___4~2#1, processWaitingOnFloor_~tmp___5~1#1, processWaitingOnFloor_~tmp___6~1#1, processWaitingOnFloor_~tmp___7~1#1, processWaitingOnFloor_~tmp___8~1#1, processWaitingOnFloor_~tmp___9~1#1, processWaitingOnFloor_~tmp___10~0#1;havoc processWaitingOnFloor_#in~floorID#1;assume { :end_inline_processWaitingOnFloor } true;assume { :begin_inline_resetFloorButton } true;resetFloorButton_#in~floorID#1 := ~currentFloorID~0;havoc resetFloorButton_~floorID#1;resetFloorButton_~floorID#1 := resetFloorButton_#in~floorID#1;" "assume 0 == resetFloorButton_~floorID#1;~floorButtons_0~0 := 0;" "havoc resetFloorButton_~floorID#1;havoc resetFloorButton_#in~floorID#1;assume { :end_inline_resetFloorButton } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:28:54,718 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:28:54,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:54,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1749949081, now seen corresponding path program 1 times [2024-11-12 21:28:54,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:54,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883836627] [2024-11-12 21:28:54,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:54,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:54,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:28:54,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883836627] [2024-11-12 21:28:54,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883836627] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:28:54,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917574349] [2024-11-12 21:28:54,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:54,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:28:54,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:28:54,815 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:28:54,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-12 21:28:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:28:55,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:28:55,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:28:55,256 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:28:55,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917574349] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:28:55,271 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:28:55,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 6 [2024-11-12 21:28:55,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530248604] [2024-11-12 21:28:55,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:28:55,271 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:28:55,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:28:55,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 9 times [2024-11-12 21:28:55,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:28:55,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093326338] [2024-11-12 21:28:55,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:28:55,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:28:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:55,278 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:28:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:28:55,282 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:28:55,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:28:55,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 21:28:55,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 21:28:55,310 INFO L87 Difference]: Start difference. First operand 89660 states and 158291 transitions. cyclomatic complexity: 68835 Second operand has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 6 states have internal predecessors, (173), 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) [2024-11-12 21:28:56,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:28:56,387 INFO L93 Difference]: Finished difference Result 140299 states and 248295 transitions. [2024-11-12 21:28:56,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140299 states and 248295 transitions. [2024-11-12 21:28:57,112 INFO L131 ngComponentsAnalysis]: Automaton has 392 accepting balls. 44998 [2024-11-12 21:28:57,447 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140299 states to 140299 states and 248295 transitions. [2024-11-12 21:28:57,447 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 140147 [2024-11-12 21:28:57,540 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 140147 [2024-11-12 21:28:57,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 140299 states and 248295 transitions. [2024-11-12 21:28:57,545 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:28:57,545 INFO L218 hiAutomatonCegarLoop]: Abstraction has 140299 states and 248295 transitions. [2024-11-12 21:28:57,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140299 states and 248295 transitions. [2024-11-12 21:28:59,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140299 to 140299. [2024-11-12 21:28:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140299 states, 140299 states have (on average 1.7697560210692878) internal successors, (248295), 140298 states have internal predecessors, (248295), 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) [2024-11-12 21:28:59,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140299 states to 140299 states and 248295 transitions. [2024-11-12 21:28:59,859 INFO L240 hiAutomatonCegarLoop]: Abstraction has 140299 states and 248295 transitions. [2024-11-12 21:28:59,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 21:28:59,860 INFO L426 stractBuchiCegarLoop]: Abstraction has 140299 states and 248295 transitions. [2024-11-12 21:28:59,860 INFO L333 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-12 21:28:59,860 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140299 states and 248295 transitions. [2024-11-12 21:29:00,735 INFO L131 ngComponentsAnalysis]: Automaton has 392 accepting balls. 44998 [2024-11-12 21:29:00,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:29:00,736 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:29:00,737 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:29:00,737 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:29:00,747 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume 2 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume !(1 == initPersonOnFloor_~person#1);" "assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume !(3 == callOnFloor_~floorID#1);" "assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume !(0 == isFloorCalling_~floorID#1);" "assume !(1 == isFloorCalling_~floorID#1);" "assume !(2 == isFloorCalling_~floorID#1);" "assume !(3 == isFloorCalling_~floorID#1);" "assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor_#t~ret83#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret83#1;havoc stopRequestedAtCurrentFloor_#t~ret83#1;" "assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume 0 != timeShift_~tmp___9~2#1;~doorState~0 := 1;" "assume 0 != ~persons_0~0;assume { :begin_inline_getDestination } true;getDestination_#in~person#1 := 0;havoc getDestination_#res#1;havoc getDestination_~person#1, getDestination_~retValue_acc~5#1;getDestination_~person#1 := getDestination_#in~person#1;havoc getDestination_~retValue_acc~5#1;" "assume 0 == getDestination_~person#1;getDestination_~retValue_acc~5#1 := 0;getDestination_#res#1 := getDestination_~retValue_acc~5#1;" "timeShift_#t~ret99#1 := getDestination_#res#1;havoc getDestination_~person#1, getDestination_~retValue_acc~5#1;havoc getDestination_#in~person#1;assume { :end_inline_getDestination } true;timeShift_~tmp~26#1 := timeShift_#t~ret99#1;havoc timeShift_#t~ret99#1;" "assume timeShift_~tmp~26#1 == ~currentFloorID~0;assume { :begin_inline_leaveElevator } true;leaveElevator_#in~p#1 := 0;havoc leaveElevator_#t~ret51#1, leaveElevator_~p#1, leaveElevator_~tmp~15#1;leaveElevator_~p#1 := leaveElevator_#in~p#1;havoc leaveElevator_~tmp~15#1;assume { :begin_inline_leaveElevator__wrappee__weight } true;leaveElevator__wrappee__weight_#in~p#1 := leaveElevator_~p#1;havoc leaveElevator__wrappee__weight_#t~ret50#1, leaveElevator__wrappee__weight_~p#1, leaveElevator__wrappee__weight_~tmp~14#1;leaveElevator__wrappee__weight_~p#1 := leaveElevator__wrappee__weight_#in~p#1;havoc leaveElevator__wrappee__weight_~tmp~14#1;assume { :begin_inline_leaveElevator__wrappee__base } true;leaveElevator__wrappee__base_#in~p#1 := leaveElevator__wrappee__weight_~p#1;havoc leaveElevator__wrappee__base_~p#1;leaveElevator__wrappee__base_~p#1 := leaveElevator__wrappee__base_#in~p#1;" "assume 0 == leaveElevator__wrappee__base_~p#1;~persons_0~0 := 0;" "havoc leaveElevator__wrappee__base_~p#1;havoc leaveElevator__wrappee__base_#in~p#1;assume { :end_inline_leaveElevator__wrappee__base } true;assume { :begin_inline_getWeight } true;getWeight_#in~person#1 := leaveElevator__wrappee__weight_~p#1;havoc getWeight_#res#1;havoc getWeight_~person#1, getWeight_~retValue_acc~3#1;getWeight_~person#1 := getWeight_#in~person#1;havoc getWeight_~retValue_acc~3#1;" "assume 0 == getWeight_~person#1;getWeight_~retValue_acc~3#1 := 40;getWeight_#res#1 := getWeight_~retValue_acc~3#1;" "leaveElevator__wrappee__weight_#t~ret50#1 := getWeight_#res#1;havoc getWeight_~person#1, getWeight_~retValue_acc~3#1;havoc getWeight_#in~person#1;assume { :end_inline_getWeight } true;leaveElevator__wrappee__weight_~tmp~14#1 := leaveElevator__wrappee__weight_#t~ret50#1;havoc leaveElevator__wrappee__weight_#t~ret50#1;~weight~0 := ~weight~0 - leaveElevator__wrappee__weight_~tmp~14#1;" "havoc leaveElevator__wrappee__weight_#t~ret50#1, leaveElevator__wrappee__weight_~p#1, leaveElevator__wrappee__weight_~tmp~14#1;havoc leaveElevator__wrappee__weight_#in~p#1;assume { :end_inline_leaveElevator__wrappee__weight } true;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1;" "assume !(1 == ~persons_0~0);" "assume 1 == ~persons_1~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1;" "leaveElevator_#t~ret51#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;assume { :end_inline_isEmpty } true;leaveElevator_~tmp~15#1 := leaveElevator_#t~ret51#1;havoc leaveElevator_#t~ret51#1;" "assume !(0 != leaveElevator_~tmp~15#1);" "havoc leaveElevator_#t~ret51#1, leaveElevator_~p#1, leaveElevator_~tmp~15#1;havoc leaveElevator_#in~p#1;assume { :end_inline_leaveElevator } true;" "assume !(0 != ~persons_1~0);" "assume !(0 != ~persons_2~0);" "assume !(0 != ~persons_3~0);" "assume !(0 != ~persons_4~0);" "assume !(0 != ~persons_5~0);" "assume { :begin_inline_processWaitingOnFloor } true;processWaitingOnFloor_#in~floorID#1 := ~currentFloorID~0;havoc processWaitingOnFloor_#t~ret86#1, processWaitingOnFloor_#t~ret87#1, processWaitingOnFloor_#t~ret88#1, processWaitingOnFloor_#t~ret89#1, processWaitingOnFloor_#t~ret90#1, processWaitingOnFloor_#t~ret91#1, processWaitingOnFloor_#t~ret92#1, processWaitingOnFloor_#t~ret93#1, processWaitingOnFloor_#t~ret94#1, processWaitingOnFloor_#t~ret95#1, processWaitingOnFloor_#t~ret96#1, processWaitingOnFloor_#t~ret97#1, processWaitingOnFloor_~floorID#1, processWaitingOnFloor_~tmp~25#1, processWaitingOnFloor_~tmp___0~9#1, processWaitingOnFloor_~tmp___1~4#1, processWaitingOnFloor_~tmp___2~4#1, processWaitingOnFloor_~tmp___3~3#1, processWaitingOnFloor_~tmp___4~2#1, processWaitingOnFloor_~tmp___5~1#1, processWaitingOnFloor_~tmp___6~1#1, processWaitingOnFloor_~tmp___7~1#1, processWaitingOnFloor_~tmp___8~1#1, processWaitingOnFloor_~tmp___9~1#1, processWaitingOnFloor_~tmp___10~0#1;processWaitingOnFloor_~floorID#1 := processWaitingOnFloor_#in~floorID#1;havoc processWaitingOnFloor_~tmp~25#1;havoc processWaitingOnFloor_~tmp___0~9#1;havoc processWaitingOnFloor_~tmp___1~4#1;havoc processWaitingOnFloor_~tmp___2~4#1;havoc processWaitingOnFloor_~tmp___3~3#1;havoc processWaitingOnFloor_~tmp___4~2#1;havoc processWaitingOnFloor_~tmp___5~1#1;havoc processWaitingOnFloor_~tmp___6~1#1;havoc processWaitingOnFloor_~tmp___7~1#1;havoc processWaitingOnFloor_~tmp___8~1#1;havoc processWaitingOnFloor_~tmp___9~1#1;havoc processWaitingOnFloor_~tmp___10~0#1;assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 0, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret86#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___0~9#1 := processWaitingOnFloor_#t~ret86#1;havoc processWaitingOnFloor_#t~ret86#1;" "assume !(0 != processWaitingOnFloor_~tmp___0~9#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 1, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret88#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___2~4#1 := processWaitingOnFloor_#t~ret88#1;havoc processWaitingOnFloor_#t~ret88#1;" "assume !(0 != processWaitingOnFloor_~tmp___2~4#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 2, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret90#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___4~2#1 := processWaitingOnFloor_#t~ret90#1;havoc processWaitingOnFloor_#t~ret90#1;" "assume !(0 != processWaitingOnFloor_~tmp___4~2#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 3, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret92#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___6~1#1 := processWaitingOnFloor_#t~ret92#1;havoc processWaitingOnFloor_#t~ret92#1;" "assume !(0 != processWaitingOnFloor_~tmp___6~1#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 4, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret94#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___8~1#1 := processWaitingOnFloor_#t~ret94#1;havoc processWaitingOnFloor_#t~ret94#1;" "assume !(0 != processWaitingOnFloor_~tmp___8~1#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 5, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret96#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___10~0#1 := processWaitingOnFloor_#t~ret96#1;havoc processWaitingOnFloor_#t~ret96#1;" "assume !(0 != processWaitingOnFloor_~tmp___10~0#1);" "assume { :begin_inline_resetCallOnFloor } true;resetCallOnFloor_#in~floorID#1 := processWaitingOnFloor_~floorID#1;havoc resetCallOnFloor_~floorID#1;resetCallOnFloor_~floorID#1 := resetCallOnFloor_#in~floorID#1;" "assume 0 == resetCallOnFloor_~floorID#1;~calls_0~0 := 0;" "havoc resetCallOnFloor_~floorID#1;havoc resetCallOnFloor_#in~floorID#1;assume { :end_inline_resetCallOnFloor } true;" "havoc processWaitingOnFloor_#t~ret86#1, processWaitingOnFloor_#t~ret87#1, processWaitingOnFloor_#t~ret88#1, processWaitingOnFloor_#t~ret89#1, processWaitingOnFloor_#t~ret90#1, processWaitingOnFloor_#t~ret91#1, processWaitingOnFloor_#t~ret92#1, processWaitingOnFloor_#t~ret93#1, processWaitingOnFloor_#t~ret94#1, processWaitingOnFloor_#t~ret95#1, processWaitingOnFloor_#t~ret96#1, processWaitingOnFloor_#t~ret97#1, processWaitingOnFloor_~floorID#1, processWaitingOnFloor_~tmp~25#1, processWaitingOnFloor_~tmp___0~9#1, processWaitingOnFloor_~tmp___1~4#1, processWaitingOnFloor_~tmp___2~4#1, processWaitingOnFloor_~tmp___3~3#1, processWaitingOnFloor_~tmp___4~2#1, processWaitingOnFloor_~tmp___5~1#1, processWaitingOnFloor_~tmp___6~1#1, processWaitingOnFloor_~tmp___7~1#1, processWaitingOnFloor_~tmp___8~1#1, processWaitingOnFloor_~tmp___9~1#1, processWaitingOnFloor_~tmp___10~0#1;havoc processWaitingOnFloor_#in~floorID#1;assume { :end_inline_processWaitingOnFloor } true;assume { :begin_inline_resetFloorButton } true;resetFloorButton_#in~floorID#1 := ~currentFloorID~0;havoc resetFloorButton_~floorID#1;resetFloorButton_~floorID#1 := resetFloorButton_#in~floorID#1;" "assume 0 == resetFloorButton_~floorID#1;~floorButtons_0~0 := 0;" "havoc resetFloorButton_~floorID#1;havoc resetFloorButton_#in~floorID#1;assume { :end_inline_resetFloorButton } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:29:00,747 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:29:00,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:29:00,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1548602532, now seen corresponding path program 1 times [2024-11-12 21:29:00,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:29:00,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212083199] [2024-11-12 21:29:00,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:29:00,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:29:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:29:00,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:29:00,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212083199] [2024-11-12 21:29:00,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212083199] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:29:00,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109091371] [2024-11-12 21:29:00,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:29:00,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:29:00,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:29:00,948 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:29:00,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-12 21:29:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:29:01,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:29:01,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:29:01,444 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:29:01,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109091371] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:29:01,513 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:29:01,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6 [2024-11-12 21:29:01,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780101599] [2024-11-12 21:29:01,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:29:01,516 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:29:01,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:29:01,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 10 times [2024-11-12 21:29:01,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:29:01,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299052467] [2024-11-12 21:29:01,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:29:01,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:29:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:29:01,523 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:29:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:29:01,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:29:01,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:29:01,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 21:29:01,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-12 21:29:01,541 INFO L87 Difference]: Start difference. First operand 140299 states and 248295 transitions. cyclomatic complexity: 108396 Second operand has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 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) [2024-11-12 21:29:02,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 21:29:02,844 INFO L93 Difference]: Finished difference Result 190133 states and 336730 transitions. [2024-11-12 21:29:02,844 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 190133 states and 336730 transitions. [2024-11-12 21:29:04,025 INFO L131 ngComponentsAnalysis]: Automaton has 520 accepting balls. 76874 [2024-11-12 21:29:04,588 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 190133 states to 190133 states and 336730 transitions. [2024-11-12 21:29:04,588 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 189981 [2024-11-12 21:29:04,718 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 189981 [2024-11-12 21:29:04,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 190133 states and 336730 transitions. [2024-11-12 21:29:04,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-12 21:29:04,722 INFO L218 hiAutomatonCegarLoop]: Abstraction has 190133 states and 336730 transitions. [2024-11-12 21:29:04,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190133 states and 336730 transitions. [2024-11-12 21:29:06,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190133 to 190133. [2024-11-12 21:29:06,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190133 states, 190133 states have (on average 1.771023441485697) internal successors, (336730), 190132 states have internal predecessors, (336730), 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) [2024-11-12 21:29:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190133 states to 190133 states and 336730 transitions. [2024-11-12 21:29:07,102 INFO L240 hiAutomatonCegarLoop]: Abstraction has 190133 states and 336730 transitions. [2024-11-12 21:29:07,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 21:29:07,103 INFO L426 stractBuchiCegarLoop]: Abstraction has 190133 states and 336730 transitions. [2024-11-12 21:29:07,103 INFO L333 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-12 21:29:07,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 190133 states and 336730 transitions. [2024-11-12 21:29:08,297 INFO L131 ngComponentsAnalysis]: Automaton has 520 accepting balls. 76874 [2024-11-12 21:29:08,298 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-12 21:29:08,298 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-12 21:29:08,299 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 21:29:08,299 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-12 21:29:08,299 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~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;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret47#1, main_~retValue_acc~10#1, main_~tmp~12#1;havoc main_~retValue_acc~10#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret47#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret47#1;havoc main_#t~ret47#1;" "assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;havoc aliceCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "aliceCall_#t~ret36#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~5#1 := aliceCall_#t~ret36#1;havoc aliceCall_#t~ret36#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume !(2 == initPersonOnFloor_~floor#1);" "assume 3 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume !(2 == callOnFloor_~floorID#1);" "assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc aliceCall_#t~ret36#1, aliceCall_~tmp~5#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;havoc angelinaCall_~tmp~6#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1;" "assume !(0 == getOrigin_~person#1);" "assume !(1 == getOrigin_~person#1);" "assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1;" "angelinaCall_#t~ret37#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~6#1 := angelinaCall_#t~ret37#1;havoc angelinaCall_#t~ret37#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~6#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1;" "assume !(0 == initPersonOnFloor_~floor#1);" "assume !(1 == initPersonOnFloor_~floor#1);" "assume 2 == initPersonOnFloor_~floor#1;" "assume !(0 == initPersonOnFloor_~person#1);" "assume !(1 == initPersonOnFloor_~person#1);" "assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1;" "assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;" "assume !(0 == callOnFloor_~floorID#1);" "assume !(1 == callOnFloor_~floorID#1);" "assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1;" "havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true;" "havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true;" "havoc angelinaCall_#t~ret37#1, angelinaCall_~tmp~6#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_#t~ret107#1, timeShift_#t~ret108#1, timeShift_~tmp~26#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;havoc getCurrentHeading_~retValue_acc~17#1;getCurrentHeading_~retValue_acc~17#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~17#1;" "__utac_acc__Specification13_spec__1_#t~ret27#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret27#1;havoc __utac_acc__Specification13_spec__1_#t~ret27#1;" "havoc __utac_acc__Specification13_spec__1_#t~ret27#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~6#1;" "assume !(0 == isFloorCalling_~floorID#1);" "assume !(1 == isFloorCalling_~floorID#1);" "assume !(2 == isFloorCalling_~floorID#1);" "assume !(3 == isFloorCalling_~floorID#1);" "assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~6#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~6#1;" "isExecutiveFloorCalling_#t~ret135#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~6#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret135#1;havoc isExecutiveFloorCalling_#t~ret135#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1;" "stopRequestedAtCurrentFloor_#t~ret82#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret135#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret82#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1;" "assume !(0 != stopRequestedAtCurrentFloor_~tmp~24#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret79#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret80#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret81#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~26#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~23#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~26#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~23#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1 / 3);" "assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1;" "stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret79#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~23#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret79#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret79#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~23#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~16#1;" "assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~16#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~16#1;" "stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret80#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~16#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret80#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret80#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~26#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~26#1;" "stopRequestedAtCurrentFloor_#t~ret85#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret79#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret80#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret81#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~26#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~23#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~3#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~27#1 := stopRequestedAtCurrentFloor_#t~ret85#1;havoc stopRequestedAtCurrentFloor_#t~ret85#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1;" "timeShift_#t~ret98#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_#t~ret84#1, stopRequestedAtCurrentFloor_#t~ret85#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret98#1;havoc timeShift_#t~ret98#1;" "assume 0 != timeShift_~tmp___9~2#1;~doorState~0 := 1;" "assume 0 != ~persons_0~0;assume { :begin_inline_getDestination } true;getDestination_#in~person#1 := 0;havoc getDestination_#res#1;havoc getDestination_~person#1, getDestination_~retValue_acc~5#1;getDestination_~person#1 := getDestination_#in~person#1;havoc getDestination_~retValue_acc~5#1;" "assume 0 == getDestination_~person#1;getDestination_~retValue_acc~5#1 := 0;getDestination_#res#1 := getDestination_~retValue_acc~5#1;" "timeShift_#t~ret99#1 := getDestination_#res#1;havoc getDestination_~person#1, getDestination_~retValue_acc~5#1;havoc getDestination_#in~person#1;assume { :end_inline_getDestination } true;timeShift_~tmp~26#1 := timeShift_#t~ret99#1;havoc timeShift_#t~ret99#1;" "assume timeShift_~tmp~26#1 == ~currentFloorID~0;assume { :begin_inline_leaveElevator } true;leaveElevator_#in~p#1 := 0;havoc leaveElevator_#t~ret51#1, leaveElevator_~p#1, leaveElevator_~tmp~15#1;leaveElevator_~p#1 := leaveElevator_#in~p#1;havoc leaveElevator_~tmp~15#1;assume { :begin_inline_leaveElevator__wrappee__weight } true;leaveElevator__wrappee__weight_#in~p#1 := leaveElevator_~p#1;havoc leaveElevator__wrappee__weight_#t~ret50#1, leaveElevator__wrappee__weight_~p#1, leaveElevator__wrappee__weight_~tmp~14#1;leaveElevator__wrappee__weight_~p#1 := leaveElevator__wrappee__weight_#in~p#1;havoc leaveElevator__wrappee__weight_~tmp~14#1;assume { :begin_inline_leaveElevator__wrappee__base } true;leaveElevator__wrappee__base_#in~p#1 := leaveElevator__wrappee__weight_~p#1;havoc leaveElevator__wrappee__base_~p#1;leaveElevator__wrappee__base_~p#1 := leaveElevator__wrappee__base_#in~p#1;" "assume 0 == leaveElevator__wrappee__base_~p#1;~persons_0~0 := 0;" "havoc leaveElevator__wrappee__base_~p#1;havoc leaveElevator__wrappee__base_#in~p#1;assume { :end_inline_leaveElevator__wrappee__base } true;assume { :begin_inline_getWeight } true;getWeight_#in~person#1 := leaveElevator__wrappee__weight_~p#1;havoc getWeight_#res#1;havoc getWeight_~person#1, getWeight_~retValue_acc~3#1;getWeight_~person#1 := getWeight_#in~person#1;havoc getWeight_~retValue_acc~3#1;" "assume 0 == getWeight_~person#1;getWeight_~retValue_acc~3#1 := 40;getWeight_#res#1 := getWeight_~retValue_acc~3#1;" "leaveElevator__wrappee__weight_#t~ret50#1 := getWeight_#res#1;havoc getWeight_~person#1, getWeight_~retValue_acc~3#1;havoc getWeight_#in~person#1;assume { :end_inline_getWeight } true;leaveElevator__wrappee__weight_~tmp~14#1 := leaveElevator__wrappee__weight_#t~ret50#1;havoc leaveElevator__wrappee__weight_#t~ret50#1;~weight~0 := ~weight~0 - leaveElevator__wrappee__weight_~tmp~14#1;" "havoc leaveElevator__wrappee__weight_#t~ret50#1, leaveElevator__wrappee__weight_~p#1, leaveElevator__wrappee__weight_~tmp~14#1;havoc leaveElevator__wrappee__weight_#in~p#1;assume { :end_inline_leaveElevator__wrappee__weight } true;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;havoc isEmpty_~retValue_acc~18#1;" "assume !(1 == ~persons_0~0);" "assume !(1 == ~persons_1~0);" "assume 1 == ~persons_2~0;isEmpty_~retValue_acc~18#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~18#1;" "leaveElevator_#t~ret51#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~18#1;assume { :end_inline_isEmpty } true;leaveElevator_~tmp~15#1 := leaveElevator_#t~ret51#1;havoc leaveElevator_#t~ret51#1;" "assume !(0 != leaveElevator_~tmp~15#1);" "havoc leaveElevator_#t~ret51#1, leaveElevator_~p#1, leaveElevator_~tmp~15#1;havoc leaveElevator_#in~p#1;assume { :end_inline_leaveElevator } true;" "assume !(0 != ~persons_1~0);" "assume !(0 != ~persons_2~0);" "assume !(0 != ~persons_3~0);" "assume !(0 != ~persons_4~0);" "assume !(0 != ~persons_5~0);" "assume { :begin_inline_processWaitingOnFloor } true;processWaitingOnFloor_#in~floorID#1 := ~currentFloorID~0;havoc processWaitingOnFloor_#t~ret86#1, processWaitingOnFloor_#t~ret87#1, processWaitingOnFloor_#t~ret88#1, processWaitingOnFloor_#t~ret89#1, processWaitingOnFloor_#t~ret90#1, processWaitingOnFloor_#t~ret91#1, processWaitingOnFloor_#t~ret92#1, processWaitingOnFloor_#t~ret93#1, processWaitingOnFloor_#t~ret94#1, processWaitingOnFloor_#t~ret95#1, processWaitingOnFloor_#t~ret96#1, processWaitingOnFloor_#t~ret97#1, processWaitingOnFloor_~floorID#1, processWaitingOnFloor_~tmp~25#1, processWaitingOnFloor_~tmp___0~9#1, processWaitingOnFloor_~tmp___1~4#1, processWaitingOnFloor_~tmp___2~4#1, processWaitingOnFloor_~tmp___3~3#1, processWaitingOnFloor_~tmp___4~2#1, processWaitingOnFloor_~tmp___5~1#1, processWaitingOnFloor_~tmp___6~1#1, processWaitingOnFloor_~tmp___7~1#1, processWaitingOnFloor_~tmp___8~1#1, processWaitingOnFloor_~tmp___9~1#1, processWaitingOnFloor_~tmp___10~0#1;processWaitingOnFloor_~floorID#1 := processWaitingOnFloor_#in~floorID#1;havoc processWaitingOnFloor_~tmp~25#1;havoc processWaitingOnFloor_~tmp___0~9#1;havoc processWaitingOnFloor_~tmp___1~4#1;havoc processWaitingOnFloor_~tmp___2~4#1;havoc processWaitingOnFloor_~tmp___3~3#1;havoc processWaitingOnFloor_~tmp___4~2#1;havoc processWaitingOnFloor_~tmp___5~1#1;havoc processWaitingOnFloor_~tmp___6~1#1;havoc processWaitingOnFloor_~tmp___7~1#1;havoc processWaitingOnFloor_~tmp___8~1#1;havoc processWaitingOnFloor_~tmp___9~1#1;havoc processWaitingOnFloor_~tmp___10~0#1;assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 0, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret86#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___0~9#1 := processWaitingOnFloor_#t~ret86#1;havoc processWaitingOnFloor_#t~ret86#1;" "assume !(0 != processWaitingOnFloor_~tmp___0~9#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 1, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret88#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___2~4#1 := processWaitingOnFloor_#t~ret88#1;havoc processWaitingOnFloor_#t~ret88#1;" "assume !(0 != processWaitingOnFloor_~tmp___2~4#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 2, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret90#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___4~2#1 := processWaitingOnFloor_#t~ret90#1;havoc processWaitingOnFloor_#t~ret90#1;" "assume !(0 != processWaitingOnFloor_~tmp___4~2#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 3, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret92#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___6~1#1 := processWaitingOnFloor_#t~ret92#1;havoc processWaitingOnFloor_#t~ret92#1;" "assume !(0 != processWaitingOnFloor_~tmp___6~1#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 4, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret94#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___8~1#1 := processWaitingOnFloor_#t~ret94#1;havoc processWaitingOnFloor_#t~ret94#1;" "assume !(0 != processWaitingOnFloor_~tmp___8~1#1);" "assume { :begin_inline_isPersonOnFloor } true;isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1 := 5, processWaitingOnFloor_~floorID#1;havoc isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;isPersonOnFloor_~person#1 := isPersonOnFloor_#in~person#1;isPersonOnFloor_~floor#1 := isPersonOnFloor_#in~floor#1;havoc isPersonOnFloor_~retValue_acc~7#1;" "assume 0 == isPersonOnFloor_~floor#1;" "assume 0 == isPersonOnFloor_~person#1;isPersonOnFloor_~retValue_acc~7#1 := ~personOnFloor_0_0~0;isPersonOnFloor_#res#1 := isPersonOnFloor_~retValue_acc~7#1;" "processWaitingOnFloor_#t~ret96#1 := isPersonOnFloor_#res#1;havoc isPersonOnFloor_~person#1, isPersonOnFloor_~floor#1, isPersonOnFloor_~retValue_acc~7#1;havoc isPersonOnFloor_#in~person#1, isPersonOnFloor_#in~floor#1;assume { :end_inline_isPersonOnFloor } true;processWaitingOnFloor_~tmp___10~0#1 := processWaitingOnFloor_#t~ret96#1;havoc processWaitingOnFloor_#t~ret96#1;" "assume !(0 != processWaitingOnFloor_~tmp___10~0#1);" "assume { :begin_inline_resetCallOnFloor } true;resetCallOnFloor_#in~floorID#1 := processWaitingOnFloor_~floorID#1;havoc resetCallOnFloor_~floorID#1;resetCallOnFloor_~floorID#1 := resetCallOnFloor_#in~floorID#1;" "assume 0 == resetCallOnFloor_~floorID#1;~calls_0~0 := 0;" "havoc resetCallOnFloor_~floorID#1;havoc resetCallOnFloor_#in~floorID#1;assume { :end_inline_resetCallOnFloor } true;" "havoc processWaitingOnFloor_#t~ret86#1, processWaitingOnFloor_#t~ret87#1, processWaitingOnFloor_#t~ret88#1, processWaitingOnFloor_#t~ret89#1, processWaitingOnFloor_#t~ret90#1, processWaitingOnFloor_#t~ret91#1, processWaitingOnFloor_#t~ret92#1, processWaitingOnFloor_#t~ret93#1, processWaitingOnFloor_#t~ret94#1, processWaitingOnFloor_#t~ret95#1, processWaitingOnFloor_#t~ret96#1, processWaitingOnFloor_#t~ret97#1, processWaitingOnFloor_~floorID#1, processWaitingOnFloor_~tmp~25#1, processWaitingOnFloor_~tmp___0~9#1, processWaitingOnFloor_~tmp___1~4#1, processWaitingOnFloor_~tmp___2~4#1, processWaitingOnFloor_~tmp___3~3#1, processWaitingOnFloor_~tmp___4~2#1, processWaitingOnFloor_~tmp___5~1#1, processWaitingOnFloor_~tmp___6~1#1, processWaitingOnFloor_~tmp___7~1#1, processWaitingOnFloor_~tmp___8~1#1, processWaitingOnFloor_~tmp___9~1#1, processWaitingOnFloor_~tmp___10~0#1;havoc processWaitingOnFloor_#in~floorID#1;assume { :end_inline_processWaitingOnFloor } true;assume { :begin_inline_resetFloorButton } true;resetFloorButton_#in~floorID#1 := ~currentFloorID~0;havoc resetFloorButton_~floorID#1;resetFloorButton_~floorID#1 := resetFloorButton_#in~floorID#1;" "assume 0 == resetFloorButton_~floorID#1;~floorButtons_0~0 := 0;" "havoc resetFloorButton_~floorID#1;havoc resetFloorButton_#in~floorID#1;assume { :end_inline_resetFloorButton } true;" "assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret28#1, __utac_acc__Specification13_spec__2_#t~ret29#1, __utac_acc__Specification13_spec__2_#t~ret30#1, __utac_acc__Specification13_spec__2_#t~ret31#1, __utac_acc__Specification13_spec__2_#t~ret32#1, __utac_acc__Specification13_spec__2_#t~ret33#1, __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;havoc __utac_acc__Specification13_spec__2_~tmp~3#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_tmp7~5#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~5#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~5#1 / 3);" "assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~5#1;" "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~29#1, existInLiftCallsInDirection_~i~1#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~1#1;havoc existInLiftCallsInDirection_~i___0~0#1;" "assume !(1 == existInLiftCallsInDirection_~d#1);" "assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1;" [2024-11-12 21:29:08,299 INFO L749 eck$LassoCheckResult]: Loop: "assume !false;" "assume existInLiftCallsInDirection_~i___0~0#1 >= 0;" "existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0;" "assume !false;" "assume !(existInLiftCallsInDirection_~i___0~0#1 < 5);" "existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1;" [2024-11-12 21:29:08,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:29:08,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1630065048, now seen corresponding path program 1 times [2024-11-12 21:29:08,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:29:08,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990222623] [2024-11-12 21:29:08,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:29:08,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:29:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:29:08,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 21:29:08,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990222623] [2024-11-12 21:29:08,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990222623] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 21:29:08,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493460450] [2024-11-12 21:29:08,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:29:08,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 21:29:08,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 21:29:08,367 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 21:29:08,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-12 21:29:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 21:29:08,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-12 21:29:08,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 21:29:08,889 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 21:29:08,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493460450] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 21:29:08,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 21:29:08,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 3 [2024-11-12 21:29:08,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241046378] [2024-11-12 21:29:08,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 21:29:08,958 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-12 21:29:08,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 21:29:08,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1717871275, now seen corresponding path program 11 times [2024-11-12 21:29:08,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 21:29:08,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86310574] [2024-11-12 21:29:08,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 21:29:08,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 21:29:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:29:08,965 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-12 21:29:08,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-12 21:29:08,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-12 21:29:08,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 21:29:08,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 21:29:08,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 21:29:08,984 INFO L87 Difference]: Start difference. First operand 190133 states and 336730 transitions. cyclomatic complexity: 147125 Second operand has 4 states, 4 states have (on average 47.25) internal successors, (189), 3 states have internal predecessors, (189), 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)