./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec13_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc 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_product32.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 e7c9485412041f5ced738777edbcc586e5ce326d6f265b136a50fe41e5db19fb --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:47:32,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:47:32,707 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-19 14:47:32,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:47:32,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:47:32,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:47:32,727 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:47:32,728 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:47:32,728 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:47:32,728 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:47:32,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:47:32,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:47:32,729 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:47:32,730 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:47:32,730 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:47:32,730 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:47:32,731 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:47:32,731 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:47:32,731 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:47:32,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:47:32,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:47:32,732 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 14:47:32,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:47:32,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 14:47:32,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:47:32,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:47:32,734 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:47:32,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:47:32,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:47:32,734 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:47:32,735 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 14:47:32,735 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:47:32,735 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:47:32,735 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:47:32,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:47:32,736 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:47:32,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:47:32,736 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:47:32,737 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:47:32,737 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7c9485412041f5ced738777edbcc586e5ce326d6f265b136a50fe41e5db19fb [2024-11-19 14:47:32,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:47:32,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:47:32,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:47:32,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:47:32,926 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:47:32,927 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec13_product32.cil.c [2024-11-19 14:47:34,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:47:34,455 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:47:34,455 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product32.cil.c [2024-11-19 14:47:34,475 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c804c3b1/6eaa6cc34e7940a0bf5e6e7c16353150/FLAGb6ceb1e34 [2024-11-19 14:47:34,781 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c804c3b1/6eaa6cc34e7940a0bf5e6e7c16353150 [2024-11-19 14:47:34,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:47:34,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:47:34,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:47:34,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:47:34,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:47:34,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:34" (1/1) ... [2024-11-19 14:47:34,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39836490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:34, skipping insertion in model container [2024-11-19 14:47:34,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:34" (1/1) ... [2024-11-19 14:47:34,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:47:35,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:47:35,292 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:47:35,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [48] [2024-11-19 14:47:35,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [57] [2024-11-19 14:47:35,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification13_spec.i","") [160] [2024-11-19 14:47:35,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [251] [2024-11-19 14:47:35,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [604] [2024-11-19 14:47:35,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [1271] [2024-11-19 14:47:35,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1391] [2024-11-19 14:47:35,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1426] [2024-11-19 14:47:35,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1792] [2024-11-19 14:47:35,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3453] [2024-11-19 14:47:35,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:47:35,411 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:47:35,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35 WrapperNode [2024-11-19 14:47:35,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:47:35,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:47:35,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:47:35,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:47:35,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:35,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:36,139 INFO L138 Inliner]: procedures = 97, calls = 355, calls flagged for inlining = 207, calls inlined = 2065, statements flattened = 69873 [2024-11-19 14:47:36,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:47:36,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:47:36,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:47:36,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:47:36,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:36,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:36,263 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:36,436 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]. [2024-11-19 14:47:36,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:36,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:36,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:37,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:37,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:37,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:37,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:47:37,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:47:37,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:47:37,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:47:37,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2024-11-19 14:47:37,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:47:37,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:47:37,599 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) [2024-11-19 14:47:37,604 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 [2024-11-19 14:47:37,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 14:47:37,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 14:47:37,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 14:47:37,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 14:47:37,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 14:47:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 14:47:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 14:47:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-19 14:47:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-19 14:47:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-19 14:47:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-19 14:47:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-19 14:47:37,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-19 14:47:37,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:47:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:47:37,851 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:47:37,853 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:47:58,683 INFO L? ?]: Removed 30382 outVars from TransFormulas that were not future-live. [2024-11-19 14:47:58,683 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:47:58,849 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:47:58,849 INFO L316 CfgBuilder]: Removed 61 assume(true) statements. [2024-11-19 14:47:58,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:58 BoogieIcfgContainer [2024-11-19 14:47:58,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:47:58,850 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:47:58,851 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:47:58,854 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:47:58,854 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:47:58,854 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:47:34" (1/3) ... [2024-11-19 14:47:58,855 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ef8ce2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:47:58, skipping insertion in model container [2024-11-19 14:47:58,855 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:47:58,855 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (2/3) ... [2024-11-19 14:47:58,856 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ef8ce2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:47:58, skipping insertion in model container [2024-11-19 14:47:58,856 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:47:58,856 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:58" (3/3) ... [2024-11-19 14:47:58,857 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec13_product32.cil.c [2024-11-19 14:47:59,058 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:47:59,058 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:47:59,058 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:47:59,058 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:47:59,058 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:47:59,058 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:47:59,059 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:47:59,059 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:47:59,101 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18492 states, 18491 states have (on average 1.8741549943215619) internal successors, (34655), 18491 states have internal predecessors, (34655), 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) [2024-11-19 14:47:59,313 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4184 [2024-11-19 14:47:59,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:47:59,314 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:47:59,321 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] [2024-11-19 14:47:59,321 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:47:59,321 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:47:59,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18492 states, 18491 states have (on average 1.8741549943215619) internal successors, (34655), 18491 states have internal predecessors, (34655), 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) [2024-11-19 14:47:59,517 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4184 [2024-11-19 14:47:59,518 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:47:59,518 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:47:59,519 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] [2024-11-19 14:47:59,519 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:47:59,524 INFO L745 eck$LassoCheckResult]: Stem: 4896#$Ultimate##0true 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 4611#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 17129#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 16827#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 9996#valid_product_returnLabel#1true main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 3998#L591true assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 10852#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 6768#L1317true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 2574#getOrigin_returnLabel#1true aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 13503#L964true assume 0 == initPersonOnFloor_~floor#1; 17894#L965true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 390#L1072-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 13212#L756true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 11224#L768-2true havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 10324#initPersonOnFloor_returnLabel#1true havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 16771#aliceCall_returnLabel#1true havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 14637#L1317-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 9702#getOrigin_returnLabel#2true angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 817#L964-1true assume 0 == initPersonOnFloor_~floor#1; 6155#L965-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 5687#L1072-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 10102#L756-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 6970#L768-5true havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 3389#initPersonOnFloor_returnLabel#2true havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 7683#angelinaCall_returnLabel#1true havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 7100#getCurrentHeading_returnLabel#1true __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 12920#__utac_acc__Specification13_spec__1_returnLabel#1true havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 14708#areDoorsOpen_returnLabel#1true timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 978#L3060true assume 0 != timeShift_~tmp~29#1; 9983#L3061true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 9254#L3060-1true assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 17953#L188true assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 7645#L189true 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 2919#L3280true assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~3#1 := 0;existInLiftCallsInDirection_~i~3#1 := 1 + ~currentFloorID~0; 15186#L3284-2true [2024-11-19 14:47:59,524 INFO L747 eck$LassoCheckResult]: Loop: 15186#L3284-2true assume !false; 3452#L3285true assume existInLiftCallsInDirection_~i~3#1 < 5; 5594#L3286true assume !(0 == existInLiftCallsInDirection_~i~3#1); 12435#$Ultimate##7260true assume !(1 == existInLiftCallsInDirection_~i~3#1); 10042#$Ultimate##7264true assume !(2 == existInLiftCallsInDirection_~i~3#1); 4094#$Ultimate##7268true assume !(3 == existInLiftCallsInDirection_~i~3#1); 11120#$Ultimate##7272true assume !(4 == existInLiftCallsInDirection_~i~3#1); 3560#L3327-1true existInLiftCallsInDirection_~i~3#1 := 1 + existInLiftCallsInDirection_~i~3#1; 15186#L3284-2true [2024-11-19 14:47:59,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:47:59,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1516016117, now seen corresponding path program 1 times [2024-11-19 14:47:59,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:47:59,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201369863] [2024-11-19 14:47:59,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:47:59,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:47:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:00,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:00,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201369863] [2024-11-19 14:48:00,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201369863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:00,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:00,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:48:00,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213901350] [2024-11-19 14:48:00,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:00,135 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:00,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:00,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1774605181, now seen corresponding path program 1 times [2024-11-19 14:48:00,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:00,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421511946] [2024-11-19 14:48:00,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:00,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:00,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:00,186 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:00,242 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:48:00,242 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:48:00,242 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:48:00,243 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:48:00,243 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:48:00,243 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:00,243 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:48:00,243 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:48:00,243 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product32.cil.c_Iteration1_Loop [2024-11-19 14:48:00,243 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:48:00,243 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:48:00,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:00,343 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:48:00,343 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:48:00,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:00,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:00,350 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:48:00,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-19 14:48:00,354 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:48:00,354 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:48:00,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-19 14:48:00,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:00,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:00,382 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) [2024-11-19 14:48:00,390 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 [2024-11-19 14:48:00,392 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:48:00,392 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:48:00,428 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:48:00,434 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 [2024-11-19 14:48:00,435 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:48:00,435 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:48:00,435 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:48:00,435 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:48:00,435 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:48:00,435 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:00,435 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:48:00,435 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:48:00,435 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product32.cil.c_Iteration1_Loop [2024-11-19 14:48:00,436 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:48:00,436 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:48:00,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:00,483 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:48:00,487 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:48:00,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:00,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:00,493 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) [2024-11-19 14:48:00,496 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 [2024-11-19 14:48:00,497 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 [2024-11-19 14:48:00,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:48:00,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:48:00,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:48:00,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:48:00,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:48:00,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:48:00,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:48:00,517 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:48:00,521 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:48:00,522 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-19 14:48:00,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:00,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:00,526 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) [2024-11-19 14:48:00,529 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 [2024-11-19 14:48:00,530 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:48:00,530 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:48:00,531 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:48:00,531 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~3#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~3#1 Supporting invariants [] [2024-11-19 14:48:00,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-19 14:48:00,545 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:48:00,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:00,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:48:00,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:48:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:00,737 WARN L253 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-19 14:48:00,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:48:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:00,925 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 [2024-11-19 14:48:00,957 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18492 states, 18491 states have (on average 1.8741549943215619) internal successors, (34655), 18491 states have internal predecessors, (34655), 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 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:48:01,653 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 [2024-11-19 14:48:02,514 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18492 states, 18491 states have (on average 1.8741549943215619) internal successors, (34655), 18491 states have internal predecessors, (34655), 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 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48202 states and 90276 transitions. Complement of second has 18 states. [2024-11-19 14:48:02,517 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 [2024-11-19 14:48:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:48:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 62485 transitions. [2024-11-19 14:48:02,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 62485 transitions. Stem has 34 letters. Loop has 8 letters. [2024-11-19 14:48:02,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:02,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 62485 transitions. Stem has 42 letters. Loop has 8 letters. [2024-11-19 14:48:02,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:02,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 62485 transitions. Stem has 34 letters. Loop has 16 letters. [2024-11-19 14:48:02,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:02,767 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48202 states and 90276 transitions. [2024-11-19 14:48:03,055 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8286 [2024-11-19 14:48:03,222 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48202 states to 33271 states and 62229 transitions. [2024-11-19 14:48:03,224 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33241 [2024-11-19 14:48:03,259 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33242 [2024-11-19 14:48:03,260 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33271 states and 62229 transitions. [2024-11-19 14:48:03,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:03,268 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33271 states and 62229 transitions. [2024-11-19 14:48:03,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33271 states and 62229 transitions. [2024-11-19 14:48:03,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33271 to 33245. [2024-11-19 14:48:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33245 states, 33245 states have (on average 1.8706572416904799) internal successors, (62190), 33244 states have internal predecessors, (62190), 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) [2024-11-19 14:48:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33245 states to 33245 states and 62190 transitions. [2024-11-19 14:48:03,991 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33245 states and 62190 transitions. [2024-11-19 14:48:03,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:03,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:48:03,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:48:03,996 INFO L87 Difference]: Start difference. First operand 33245 states and 62190 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2024-11-19 14:48:04,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:04,966 INFO L93 Difference]: Finished difference Result 33227 states and 62059 transitions. [2024-11-19 14:48:04,966 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33227 states and 62059 transitions. [2024-11-19 14:48:05,136 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8270 [2024-11-19 14:48:05,265 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33227 states to 33218 states and 62050 transitions. [2024-11-19 14:48:05,265 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33199 [2024-11-19 14:48:05,302 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33199 [2024-11-19 14:48:05,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33218 states and 62050 transitions. [2024-11-19 14:48:05,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:05,307 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33218 states and 62050 transitions. [2024-11-19 14:48:05,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33218 states and 62050 transitions. [2024-11-19 14:48:05,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33218 to 18479. [2024-11-19 14:48:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18479 states, 18479 states have (on average 1.8680123383299962) internal successors, (34519), 18478 states have internal predecessors, (34519), 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) [2024-11-19 14:48:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18479 states to 18479 states and 34519 transitions. [2024-11-19 14:48:05,842 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18479 states and 34519 transitions. [2024-11-19 14:48:05,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 14:48:05,846 INFO L425 stractBuchiCegarLoop]: Abstraction has 18479 states and 34519 transitions. [2024-11-19 14:48:05,846 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:48:05,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18479 states and 34519 transitions. [2024-11-19 14:48:05,893 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:05,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:05,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:05,895 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] [2024-11-19 14:48:05,895 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:48:05,895 INFO L745 eck$LassoCheckResult]: Stem: 142833#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 142398#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 142399#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 151692#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 148389#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 141423#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 141424#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 145275#L1317 assume !(0 == getOrigin_~person#1); 144711#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 139006#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 139007#L964 assume 0 == initPersonOnFloor_~floor#1; 150706#L965 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 134376#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 134377#L756 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 134694#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 148658#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 148659#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 151176#L1317-1 assume !(0 == getOrigin_~person#1); 145096#L1321-1 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 143557#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 135419#L964-1 assume 0 == initPersonOnFloor_~floor#1; 135420#L965-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 133347#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 143905#L756-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 140543#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 140421#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 140422#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 145650#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 145651#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 150399#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 135792#L3060 assume 0 != timeShift_~tmp~29#1; 135794#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 147777#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 147778#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 146235#L189 assume !(1 == ~prevDir~0); 146236#L215 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 137153#L3280-2 assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~3#1 := 0;existInLiftCallsInDirection_~i~3#1 := 1 + ~currentFloorID~0; 137154#L3284-8 [2024-11-19 14:48:05,895 INFO L747 eck$LassoCheckResult]: Loop: 137154#L3284-8 assume !false; 145316#L3285-2 assume existInLiftCallsInDirection_~i~3#1 < 5; 145317#L3286-2 assume !(0 == existInLiftCallsInDirection_~i~3#1); 146582#$Ultimate##7416 assume !(1 == existInLiftCallsInDirection_~i~3#1); 135058#$Ultimate##7420 assume !(2 == existInLiftCallsInDirection_~i~3#1); 135122#$Ultimate##7424 assume !(3 == existInLiftCallsInDirection_~i~3#1); 139693#$Ultimate##7428 assume !(4 == existInLiftCallsInDirection_~i~3#1); 150737#L3327-5 existInLiftCallsInDirection_~i~3#1 := 1 + existInLiftCallsInDirection_~i~3#1; 137154#L3284-8 [2024-11-19 14:48:05,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:05,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1974371470, now seen corresponding path program 1 times [2024-11-19 14:48:05,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:05,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870211108] [2024-11-19 14:48:05,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:05,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:06,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:06,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:06,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870211108] [2024-11-19 14:48:06,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870211108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:06,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:06,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:48:06,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268604594] [2024-11-19 14:48:06,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:06,011 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:06,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:06,011 INFO L85 PathProgramCache]: Analyzing trace with hash 581704573, now seen corresponding path program 1 times [2024-11-19 14:48:06,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:06,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377287016] [2024-11-19 14:48:06,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:06,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:06,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:06,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:06,069 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:48:06,069 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:48:06,069 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:48:06,070 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:48:06,070 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:48:06,070 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:06,070 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:48:06,070 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:48:06,070 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product32.cil.c_Iteration2_Loop [2024-11-19 14:48:06,070 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:48:06,070 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:48:06,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:06,108 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:48:06,108 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:48:06,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:06,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:06,110 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) [2024-11-19 14:48:06,111 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 [2024-11-19 14:48:06,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:48:06,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:48:06,133 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 [2024-11-19 14:48:06,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:06,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:06,135 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-19 14:48:06,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-19 14:48:06,137 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:48:06,138 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:48:06,163 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:48:06,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-19 14:48:06,167 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:48:06,167 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:48:06,167 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:48:06,167 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:48:06,167 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:48:06,167 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:06,167 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:48:06,168 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:48:06,168 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product32.cil.c_Iteration2_Loop [2024-11-19 14:48:06,168 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:48:06,168 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:48:06,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:06,204 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:48:06,205 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:48:06,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:06,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:06,206 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) [2024-11-19 14:48:06,208 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 [2024-11-19 14:48:06,209 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 [2024-11-19 14:48:06,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:48:06,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:48:06,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:48:06,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:48:06,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:48:06,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:48:06,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:48:06,222 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:48:06,225 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:48:06,225 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-19 14:48:06,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:06,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:06,227 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) [2024-11-19 14:48:06,228 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 [2024-11-19 14:48:06,232 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:48:06,232 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:48:06,233 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:48:06,233 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~3#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~3#1 Supporting invariants [] [2024-11-19 14:48:06,244 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 [2024-11-19 14:48:06,245 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:48:06,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:06,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:48:06,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:48:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:06,365 WARN L253 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-19 14:48:06,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:48:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:06,483 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 [2024-11-19 14:48:06,483 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18479 states and 34519 transitions. cyclomatic complexity: 16074 Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 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) [2024-11-19 14:48:06,856 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-19 14:48:07,523 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18479 states and 34519 transitions. cyclomatic complexity: 16074. Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 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 33274 states and 62133 transitions. Complement of second has 17 states. [2024-11-19 14:48:07,524 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 [2024-11-19 14:48:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 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) [2024-11-19 14:48:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 34506 transitions. [2024-11-19 14:48:07,550 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 34506 transitions. Stem has 37 letters. Loop has 8 letters. [2024-11-19 14:48:07,551 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:07,551 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 34506 transitions. Stem has 45 letters. Loop has 8 letters. [2024-11-19 14:48:07,551 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:07,551 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 34506 transitions. Stem has 37 letters. Loop has 16 letters. [2024-11-19 14:48:07,551 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:07,552 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33274 states and 62133 transitions. [2024-11-19 14:48:07,675 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8284 [2024-11-19 14:48:07,773 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33274 states to 33268 states and 62127 transitions. [2024-11-19 14:48:07,773 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33219 [2024-11-19 14:48:07,797 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33220 [2024-11-19 14:48:07,798 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33268 states and 62127 transitions. [2024-11-19 14:48:07,798 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:07,798 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33268 states and 62127 transitions. [2024-11-19 14:48:07,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33268 states and 62127 transitions. [2024-11-19 14:48:08,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33268 to 18503. [2024-11-19 14:48:08,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18503 states, 18503 states have (on average 1.8676430849051504) internal successors, (34557), 18502 states have internal predecessors, (34557), 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) [2024-11-19 14:48:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18503 states to 18503 states and 34557 transitions. [2024-11-19 14:48:08,382 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18503 states and 34557 transitions. [2024-11-19 14:48:08,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:08,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:48:08,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:48:08,383 INFO L87 Difference]: Start difference. First operand 18503 states and 34557 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2024-11-19 14:48:08,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:08,845 INFO L93 Difference]: Finished difference Result 18521 states and 34575 transitions. [2024-11-19 14:48:08,845 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18521 states and 34575 transitions. [2024-11-19 14:48:08,928 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4186 [2024-11-19 14:48:09,212 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18521 states to 18521 states and 34575 transitions. [2024-11-19 14:48:09,213 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18483 [2024-11-19 14:48:09,233 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18483 [2024-11-19 14:48:09,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18521 states and 34575 transitions. [2024-11-19 14:48:09,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:09,234 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18521 states and 34575 transitions. [2024-11-19 14:48:09,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18521 states and 34575 transitions. [2024-11-19 14:48:09,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18521 to 18518. [2024-11-19 14:48:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18518 states, 18518 states have (on average 1.8669402743276813) internal successors, (34572), 18517 states have internal predecessors, (34572), 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) [2024-11-19 14:48:09,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18518 states to 18518 states and 34572 transitions. [2024-11-19 14:48:09,476 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18518 states and 34572 transitions. [2024-11-19 14:48:09,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:48:09,482 INFO L425 stractBuchiCegarLoop]: Abstraction has 18518 states and 34572 transitions. [2024-11-19 14:48:09,482 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-19 14:48:09,482 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18518 states and 34572 transitions. [2024-11-19 14:48:09,528 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4186 [2024-11-19 14:48:09,529 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:09,529 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:09,531 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] [2024-11-19 14:48:09,531 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:48:09,532 INFO L745 eck$LassoCheckResult]: Stem: 231792#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 231358#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 231359#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 240661#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 237355#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 230382#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 230383#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 234235#L1317 assume !(0 == getOrigin_~person#1); 233672#L1321 assume !(1 == getOrigin_~person#1); 233673#L1325 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 231230#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 240791#L964 assume 0 == initPersonOnFloor_~floor#1; 240772#L965 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 223330#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 223331#L756 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 223648#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 237623#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 237624#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 240142#L1317-1 assume !(0 == getOrigin_~person#1); 234057#L1321-1 assume !(1 == getOrigin_~person#1); 232517#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 232518#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 240800#L964-1 assume 0 == initPersonOnFloor_~floor#1; 233482#L965-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 222302#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 232864#L756-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 229502#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 229379#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 229380#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 234614#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 234615#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 239365#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 224750#L3060 assume 0 != timeShift_~tmp~29#1; 224752#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 236743#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 236744#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 235197#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 228565#L3280 assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~3#1 := 0;existInLiftCallsInDirection_~i~3#1 := 1 + ~currentFloorID~0; 228566#L3284-2 assume !false; 229487#L3285 [2024-11-19 14:48:09,532 INFO L747 eck$LassoCheckResult]: Loop: 229487#L3285 assume existInLiftCallsInDirection_~i~3#1 < 5; 229489#L3286 assume !(0 == existInLiftCallsInDirection_~i~3#1); 232743#$Ultimate##7260 assume 1 == existInLiftCallsInDirection_~i~3#1; 233334#L3301 assume !(0 != ~floorButtons_1~0); 233335#$Ultimate##7264 assume !(2 == existInLiftCallsInDirection_~i~3#1); 230986#$Ultimate##7268 assume !(3 == existInLiftCallsInDirection_~i~3#1); 232607#$Ultimate##7272 assume !(4 == existInLiftCallsInDirection_~i~3#1); 229684#L3327-1 existInLiftCallsInDirection_~i~3#1 := 1 + existInLiftCallsInDirection_~i~3#1; 229685#L3284-2 assume !false; 229487#L3285 [2024-11-19 14:48:09,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:09,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1800201023, now seen corresponding path program 1 times [2024-11-19 14:48:09,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:09,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107609812] [2024-11-19 14:48:09,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:09,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:09,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:09,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107609812] [2024-11-19 14:48:09,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107609812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:09,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:09,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 14:48:09,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062853230] [2024-11-19 14:48:09,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:09,608 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:09,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:09,609 INFO L85 PathProgramCache]: Analyzing trace with hash 917806602, now seen corresponding path program 1 times [2024-11-19 14:48:09,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:09,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94584032] [2024-11-19 14:48:09,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:09,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:09,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:09,638 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:09,660 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:48:09,660 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:48:09,660 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:48:09,661 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:48:09,661 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:48:09,661 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:09,661 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:48:09,661 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:48:09,661 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product32.cil.c_Iteration3_Loop [2024-11-19 14:48:09,661 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:48:09,661 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:48:09,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:09,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:09,685 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:48:09,686 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:48:09,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:09,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:09,688 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) [2024-11-19 14:48:09,689 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 [2024-11-19 14:48:09,690 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:48:09,690 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:48:09,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-19 14:48:09,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:09,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:09,717 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) [2024-11-19 14:48:09,717 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 [2024-11-19 14:48:09,718 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:48:09,718 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:48:09,732 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:48:09,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-19 14:48:09,742 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:48:09,743 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:48:09,743 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:48:09,743 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:48:09,743 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:48:09,743 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:09,743 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:48:09,743 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:48:09,743 INFO L132 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product32.cil.c_Iteration3_Loop [2024-11-19 14:48:09,743 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:48:09,743 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:48:09,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:09,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:48:09,782 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:48:09,782 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:48:09,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:09,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:09,787 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2024-11-19 14:48:09,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-19 14:48:09,789 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 [2024-11-19 14:48:09,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:48:09,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:48:09,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:48:09,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:48:09,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:48:09,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:48:09,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:48:09,818 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:48:09,822 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:48:09,822 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 14:48:09,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:48:09,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:48:09,827 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2024-11-19 14:48:09,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-19 14:48:09,838 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:48:09,838 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:48:09,839 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:48:09,839 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~3#1) = -2*ULTIMATE.start_existInLiftCallsInDirection_~i~3#1 + 3 Supporting invariants [] [2024-11-19 14:48:09,849 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-19 14:48:09,849 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:48:09,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:09,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:48:09,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:48:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:09,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:48:09,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:48:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:10,040 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-19 14:48:10,040 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18518 states and 34572 transitions. cyclomatic complexity: 16089 Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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) [2024-11-19 14:48:10,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-19 14:48:10,966 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18518 states and 34572 transitions. cyclomatic complexity: 16089. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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 48103 states and 89794 transitions. Complement of second has 8 states. [2024-11-19 14:48:10,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-19 14:48:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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) [2024-11-19 14:48:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 62047 transitions. [2024-11-19 14:48:11,006 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 62047 transitions. Stem has 39 letters. Loop has 9 letters. [2024-11-19 14:48:11,007 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:11,007 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 62047 transitions. Stem has 48 letters. Loop has 9 letters. [2024-11-19 14:48:11,007 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:11,007 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 62047 transitions. Stem has 39 letters. Loop has 18 letters. [2024-11-19 14:48:11,007 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:48:11,007 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48103 states and 89794 transitions. [2024-11-19 14:48:11,155 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8270 [2024-11-19 14:48:11,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48103 states to 33309 states and 62171 transitions. [2024-11-19 14:48:11,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33227 [2024-11-19 14:48:11,267 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33230 [2024-11-19 14:48:11,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33309 states and 62171 transitions. [2024-11-19 14:48:11,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:11,289 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33309 states and 62171 transitions. [2024-11-19 14:48:11,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33309 states and 62171 transitions. [2024-11-19 14:48:11,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33309 to 18560. [2024-11-19 14:48:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18560 states, 18560 states have (on average 1.8657327586206895) internal successors, (34628), 18559 states have internal predecessors, (34628), 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) [2024-11-19 14:48:11,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18560 states to 18560 states and 34628 transitions. [2024-11-19 14:48:11,821 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18560 states and 34628 transitions. [2024-11-19 14:48:11,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:11,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 14:48:11,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 14:48:11,822 INFO L87 Difference]: Start difference. First operand 18560 states and 34628 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:48:12,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:12,110 INFO L93 Difference]: Finished difference Result 18526 states and 34560 transitions. [2024-11-19 14:48:12,110 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18526 states and 34560 transitions. [2024-11-19 14:48:12,194 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:12,251 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18526 states to 18526 states and 34560 transitions. [2024-11-19 14:48:12,252 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18447 [2024-11-19 14:48:12,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18447 [2024-11-19 14:48:12,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18526 states and 34560 transitions. [2024-11-19 14:48:12,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:12,272 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18526 states and 34560 transitions. [2024-11-19 14:48:12,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18526 states and 34560 transitions. [2024-11-19 14:48:12,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18526 to 18526. [2024-11-19 14:48:12,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18526 states, 18526 states have (on average 1.865486343517219) internal successors, (34560), 18525 states have internal predecessors, (34560), 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) [2024-11-19 14:48:12,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18526 states to 18526 states and 34560 transitions. [2024-11-19 14:48:12,587 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18526 states and 34560 transitions. [2024-11-19 14:48:12,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 14:48:12,590 INFO L425 stractBuchiCegarLoop]: Abstraction has 18526 states and 34560 transitions. [2024-11-19 14:48:12,590 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-19 14:48:12,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18526 states and 34560 transitions. [2024-11-19 14:48:12,652 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:12,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:12,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:12,653 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] [2024-11-19 14:48:12,653 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:12,654 INFO L745 eck$LassoCheckResult]: Stem: 335656#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 335222#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 335223#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 344515#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 341214#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 334252#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 334253#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 338095#L1317 assume !(0 == getOrigin_~person#1); 337534#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 331835#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 331836#L964 assume !(0 == initPersonOnFloor_~floor#1); 343525#L991 assume !(1 == initPersonOnFloor_~floor#1); 335551#L1018 assume !(2 == initPersonOnFloor_~floor#1); 330073#L1045 assume 3 == initPersonOnFloor_~floor#1; 330074#L1046 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_3~0 := 1; 327205#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 327206#L756 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 327523#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 341482#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 341483#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 343995#L1317-1 assume !(0 == getOrigin_~person#1); 337918#L1321-1 assume !(1 == getOrigin_~person#1); 336378#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 336379#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 344651#L964-1 assume 0 == initPersonOnFloor_~floor#1; 337345#L965-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 326177#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 336728#L756-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 333372#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 333250#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 333251#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 338473#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 338474#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 343218#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 328625#L3060 assume 0 != timeShift_~tmp~29#1; 328627#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 340602#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 340603#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 339056#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 332438#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 332440#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 336408#L3350-2 [2024-11-19 14:48:12,654 INFO L747 eck$LassoCheckResult]: Loop: 336408#L3350-2 assume !false; 344552#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 342750#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 342751#L3359-2 assume !false; 329716#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 329717#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 336408#L3350-2 [2024-11-19 14:48:12,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:12,655 INFO L85 PathProgramCache]: Analyzing trace with hash 790460044, now seen corresponding path program 1 times [2024-11-19 14:48:12,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:12,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099213630] [2024-11-19 14:48:12,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:12,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:12,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:12,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099213630] [2024-11-19 14:48:12,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099213630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:12,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:12,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:48:12,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029909767] [2024-11-19 14:48:12,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:12,977 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:12,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:12,977 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 1 times [2024-11-19 14:48:12,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:12,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693973150] [2024-11-19 14:48:12,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:12,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:12,989 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:13,000 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:13,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:13,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:48:13,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:48:13,016 INFO L87 Difference]: Start difference. First operand 18526 states and 34560 transitions. cyclomatic complexity: 16071 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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) [2024-11-19 14:48:13,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:13,468 INFO L93 Difference]: Finished difference Result 18534 states and 34567 transitions. [2024-11-19 14:48:13,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18534 states and 34567 transitions. [2024-11-19 14:48:13,533 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:13,585 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18534 states to 18534 states and 34567 transitions. [2024-11-19 14:48:13,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18455 [2024-11-19 14:48:13,600 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18455 [2024-11-19 14:48:13,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18534 states and 34567 transitions. [2024-11-19 14:48:13,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:13,604 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18534 states and 34567 transitions. [2024-11-19 14:48:13,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18534 states and 34567 transitions. [2024-11-19 14:48:13,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18534 to 18526. [2024-11-19 14:48:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18526 states, 18526 states have (on average 1.8651624743603583) internal successors, (34554), 18525 states have internal predecessors, (34554), 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) [2024-11-19 14:48:14,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18526 states to 18526 states and 34554 transitions. [2024-11-19 14:48:14,013 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18526 states and 34554 transitions. [2024-11-19 14:48:14,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 14:48:14,015 INFO L425 stractBuchiCegarLoop]: Abstraction has 18526 states and 34554 transitions. [2024-11-19 14:48:14,015 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-19 14:48:14,015 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18526 states and 34554 transitions. [2024-11-19 14:48:14,064 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:14,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:14,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:14,065 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] [2024-11-19 14:48:14,065 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:14,066 INFO L745 eck$LassoCheckResult]: Stem: 372724#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 372290#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 372291#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 381580#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 378281#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 371319#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 371320#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 375164#L1317 assume !(0 == getOrigin_~person#1); 374601#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 368903#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 368904#L964 assume !(0 == initPersonOnFloor_~floor#1); 380592#L991 assume !(1 == initPersonOnFloor_~floor#1); 372619#L1018 assume !(2 == initPersonOnFloor_~floor#1); 367141#L1045 assume 3 == initPersonOnFloor_~floor#1; 367142#L1046 assume !(0 == initPersonOnFloor_~person#1); 380860#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 364273#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 364274#L756 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 364591#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 378550#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 378551#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 381060#L1317-1 assume !(0 == getOrigin_~person#1); 374985#L1321-1 assume !(1 == getOrigin_~person#1); 373446#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 373447#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 381716#L964-1 assume 0 == initPersonOnFloor_~floor#1; 374412#L965-2 assume !(0 == initPersonOnFloor_~person#1); 374413#L968-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 363245#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 373796#L756-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 370439#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 370318#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 370319#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 375540#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 375541#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 380285#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 365693#L3060 assume 0 != timeShift_~tmp~29#1; 365695#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 377669#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 377670#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 376125#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 369506#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 369508#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 373476#L3350-2 [2024-11-19 14:48:14,066 INFO L747 eck$LassoCheckResult]: Loop: 373476#L3350-2 assume !false; 381617#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 379818#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 379819#L3359-2 assume !false; 366784#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 366785#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 373476#L3350-2 [2024-11-19 14:48:14,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:14,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1011904592, now seen corresponding path program 1 times [2024-11-19 14:48:14,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:14,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907902641] [2024-11-19 14:48:14,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:14,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:14,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:14,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907902641] [2024-11-19 14:48:14,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907902641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:14,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:14,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:48:14,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190910702] [2024-11-19 14:48:14,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:14,121 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:14,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:14,121 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 2 times [2024-11-19 14:48:14,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:14,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998129975] [2024-11-19 14:48:14,121 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:48:14,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:14,132 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:48:14,133 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:14,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:14,143 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:14,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:14,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:48:14,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:48:14,158 INFO L87 Difference]: Start difference. First operand 18526 states and 34554 transitions. cyclomatic complexity: 16065 Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:48:14,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:14,438 INFO L93 Difference]: Finished difference Result 18530 states and 34557 transitions. [2024-11-19 14:48:14,438 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18530 states and 34557 transitions. [2024-11-19 14:48:14,502 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:14,549 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18530 states to 18530 states and 34557 transitions. [2024-11-19 14:48:14,549 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18451 [2024-11-19 14:48:14,563 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18451 [2024-11-19 14:48:14,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18530 states and 34557 transitions. [2024-11-19 14:48:14,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:14,575 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18530 states and 34557 transitions. [2024-11-19 14:48:14,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18530 states and 34557 transitions. [2024-11-19 14:48:14,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18530 to 18530. [2024-11-19 14:48:14,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18530 states, 18530 states have (on average 1.8649217485159202) internal successors, (34557), 18529 states have internal predecessors, (34557), 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) [2024-11-19 14:48:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18530 states to 18530 states and 34557 transitions. [2024-11-19 14:48:14,997 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18530 states and 34557 transitions. [2024-11-19 14:48:14,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:48:14,997 INFO L425 stractBuchiCegarLoop]: Abstraction has 18530 states and 34557 transitions. [2024-11-19 14:48:14,998 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-19 14:48:14,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18530 states and 34557 transitions. [2024-11-19 14:48:15,045 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:15,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:15,045 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:15,046 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] [2024-11-19 14:48:15,046 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:15,046 INFO L745 eck$LassoCheckResult]: Stem: 409788#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 409354#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 409355#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 418648#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 415343#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 408384#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 408385#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 412226#L1317 assume !(0 == getOrigin_~person#1); 411663#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 405965#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 405966#L964 assume !(0 == initPersonOnFloor_~floor#1); 417657#L991 assume !(1 == initPersonOnFloor_~floor#1); 409683#L1018 assume !(2 == initPersonOnFloor_~floor#1); 404204#L1045 assume 3 == initPersonOnFloor_~floor#1; 404205#L1046 assume !(0 == initPersonOnFloor_~person#1); 417926#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 401336#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 401337#L756 assume !(0 == callOnFloor_~floorID#1); 401653#L759 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 401654#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 415613#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 415614#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 418127#L1317-1 assume !(0 == getOrigin_~person#1); 412047#L1321-1 assume !(1 == getOrigin_~person#1); 410510#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 410511#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 418784#L964-1 assume 0 == initPersonOnFloor_~floor#1; 411474#L965-2 assume !(0 == initPersonOnFloor_~person#1); 411475#L968-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 417011#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 418786#L756-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 407503#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 407381#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 407382#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 412604#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 412605#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 417350#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 402756#L3060 assume 0 != timeShift_~tmp~29#1; 402758#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 414731#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 414732#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 413187#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 406568#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 406570#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 410540#L3350-2 [2024-11-19 14:48:15,046 INFO L747 eck$LassoCheckResult]: Loop: 410540#L3350-2 assume !false; 418685#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 416882#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 416883#L3359-2 assume !false; 403847#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 403848#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 410540#L3350-2 [2024-11-19 14:48:15,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:15,047 INFO L85 PathProgramCache]: Analyzing trace with hash -793620309, now seen corresponding path program 1 times [2024-11-19 14:48:15,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:15,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681200951] [2024-11-19 14:48:15,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:15,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:15,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:15,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681200951] [2024-11-19 14:48:15,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681200951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:15,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:15,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:48:15,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555658579] [2024-11-19 14:48:15,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:15,102 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:15,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:15,102 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 3 times [2024-11-19 14:48:15,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:15,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38869826] [2024-11-19 14:48:15,103 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:48:15,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:15,112 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 14:48:15,113 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:15,113 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:15,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:15,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:15,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:48:15,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:48:15,134 INFO L87 Difference]: Start difference. First operand 18530 states and 34557 transitions. cyclomatic complexity: 16064 Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:48:15,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:15,404 INFO L93 Difference]: Finished difference Result 18536 states and 34562 transitions. [2024-11-19 14:48:15,405 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18536 states and 34562 transitions. [2024-11-19 14:48:15,475 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:15,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18536 states to 18536 states and 34562 transitions. [2024-11-19 14:48:15,765 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18457 [2024-11-19 14:48:15,773 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18457 [2024-11-19 14:48:15,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18536 states and 34562 transitions. [2024-11-19 14:48:15,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:15,786 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18536 states and 34562 transitions. [2024-11-19 14:48:15,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18536 states and 34562 transitions. [2024-11-19 14:48:15,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18536 to 18536. [2024-11-19 14:48:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18536 states, 18536 states have (on average 1.8645878290893396) internal successors, (34562), 18535 states have internal predecessors, (34562), 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) [2024-11-19 14:48:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18536 states to 18536 states and 34562 transitions. [2024-11-19 14:48:16,012 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18536 states and 34562 transitions. [2024-11-19 14:48:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:48:16,012 INFO L425 stractBuchiCegarLoop]: Abstraction has 18536 states and 34562 transitions. [2024-11-19 14:48:16,013 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-19 14:48:16,013 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18536 states and 34562 transitions. [2024-11-19 14:48:16,073 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:16,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:16,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:16,074 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 14:48:16,074 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:16,074 INFO L745 eck$LassoCheckResult]: Stem: 446863#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 446429#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 446430#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 455722#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 452420#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 445459#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 445460#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 449303#L1317 assume !(0 == getOrigin_~person#1); 448740#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 443040#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 443041#L964 assume !(0 == initPersonOnFloor_~floor#1); 454730#L991 assume !(1 == initPersonOnFloor_~floor#1); 446758#L1018 assume !(2 == initPersonOnFloor_~floor#1); 441278#L1045 assume 3 == initPersonOnFloor_~floor#1; 441279#L1046 assume !(0 == initPersonOnFloor_~person#1); 454999#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 438409#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 438410#L756 assume !(0 == callOnFloor_~floorID#1); 438726#L759 assume !(1 == callOnFloor_~floorID#1); 438727#L762 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 438886#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 452688#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 452689#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 455201#L1317-1 assume !(0 == getOrigin_~person#1); 449124#L1321-1 assume !(1 == getOrigin_~person#1); 447585#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 447586#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 455858#L964-1 assume 0 == initPersonOnFloor_~floor#1; 448551#L965-2 assume !(0 == initPersonOnFloor_~person#1); 448552#L968-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 454084#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 455863#L756-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 444578#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 444456#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 444457#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 449681#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 449682#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 454423#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 439829#L3060 assume 0 != timeShift_~tmp~29#1; 439831#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 451808#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 451809#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 450264#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 443643#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 443645#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 447615#L3350-2 [2024-11-19 14:48:16,075 INFO L747 eck$LassoCheckResult]: Loop: 447615#L3350-2 assume !false; 455759#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 453955#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 453956#L3359-2 assume !false; 440921#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 440922#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 447615#L3350-2 [2024-11-19 14:48:16,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:16,075 INFO L85 PathProgramCache]: Analyzing trace with hash -775218357, now seen corresponding path program 1 times [2024-11-19 14:48:16,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:16,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444413319] [2024-11-19 14:48:16,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:16,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:16,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:16,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444413319] [2024-11-19 14:48:16,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444413319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:16,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:16,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:48:16,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312289699] [2024-11-19 14:48:16,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:16,155 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:16,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:16,156 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 4 times [2024-11-19 14:48:16,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:16,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984414264] [2024-11-19 14:48:16,156 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-19 14:48:16,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:16,170 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-19 14:48:16,170 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:16,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:16,177 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:16,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:16,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:48:16,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:48:16,192 INFO L87 Difference]: Start difference. First operand 18536 states and 34562 transitions. cyclomatic complexity: 16063 Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2024-11-19 14:48:16,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:16,566 INFO L93 Difference]: Finished difference Result 18544 states and 34569 transitions. [2024-11-19 14:48:16,566 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18544 states and 34569 transitions. [2024-11-19 14:48:16,655 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:16,714 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18544 states to 18544 states and 34569 transitions. [2024-11-19 14:48:16,715 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18465 [2024-11-19 14:48:16,733 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18465 [2024-11-19 14:48:16,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18544 states and 34569 transitions. [2024-11-19 14:48:16,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:16,753 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18544 states and 34569 transitions. [2024-11-19 14:48:16,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18544 states and 34569 transitions. [2024-11-19 14:48:17,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18544 to 18544. [2024-11-19 14:48:17,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18544 states, 18544 states have (on average 1.8641609145815359) internal successors, (34569), 18543 states have internal predecessors, (34569), 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) [2024-11-19 14:48:17,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18544 states to 18544 states and 34569 transitions. [2024-11-19 14:48:17,299 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18544 states and 34569 transitions. [2024-11-19 14:48:17,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:48:17,300 INFO L425 stractBuchiCegarLoop]: Abstraction has 18544 states and 34569 transitions. [2024-11-19 14:48:17,300 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-19 14:48:17,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18544 states and 34569 transitions. [2024-11-19 14:48:17,349 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:17,350 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:17,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:17,350 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] [2024-11-19 14:48:17,350 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:17,351 INFO L745 eck$LassoCheckResult]: Stem: 483952#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 483518#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 483519#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 492812#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 489509#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 482548#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 482549#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 486392#L1317 assume !(0 == getOrigin_~person#1); 485829#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 480129#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 480130#L964 assume !(0 == initPersonOnFloor_~floor#1); 491819#L991 assume !(1 == initPersonOnFloor_~floor#1); 483847#L1018 assume !(2 == initPersonOnFloor_~floor#1); 478366#L1045 assume 3 == initPersonOnFloor_~floor#1; 478367#L1046 assume !(0 == initPersonOnFloor_~person#1); 492089#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 475496#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 475497#L756 assume !(0 == callOnFloor_~floorID#1); 475813#L759 assume !(1 == callOnFloor_~floorID#1); 475814#L762 assume !(2 == callOnFloor_~floorID#1); 475972#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 475973#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 489777#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 489778#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 492291#L1317-1 assume !(0 == getOrigin_~person#1); 486213#L1321-1 assume !(1 == getOrigin_~person#1); 484674#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 484675#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 492948#L964-1 assume 0 == initPersonOnFloor_~floor#1; 485640#L965-2 assume !(0 == initPersonOnFloor_~person#1); 485641#L968-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 491173#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 492957#L756-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 481667#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 481545#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 481546#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 486770#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 486771#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 491513#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 476916#L3060 assume 0 != timeShift_~tmp~29#1; 476918#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 488897#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 488898#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 487353#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 480732#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 480734#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 484704#L3350-2 [2024-11-19 14:48:17,351 INFO L747 eck$LassoCheckResult]: Loop: 484704#L3350-2 assume !false; 492849#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 491044#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 491045#L3359-2 assume !false; 478008#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 478009#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 484704#L3350-2 [2024-11-19 14:48:17,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:17,351 INFO L85 PathProgramCache]: Analyzing trace with hash -49658810, now seen corresponding path program 1 times [2024-11-19 14:48:17,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:17,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037261440] [2024-11-19 14:48:17,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:17,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:17,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:17,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:17,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037261440] [2024-11-19 14:48:17,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037261440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:17,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:17,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:48:17,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250150574] [2024-11-19 14:48:17,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:17,434 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:17,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:17,434 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 5 times [2024-11-19 14:48:17,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:17,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59280420] [2024-11-19 14:48:17,435 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-19 14:48:17,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:17,444 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:48:17,445 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:17,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:17,451 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:17,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:17,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:48:17,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:48:17,465 INFO L87 Difference]: Start difference. First operand 18544 states and 34569 transitions. cyclomatic complexity: 16062 Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) [2024-11-19 14:48:17,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:17,794 INFO L93 Difference]: Finished difference Result 18530 states and 34543 transitions. [2024-11-19 14:48:17,794 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18530 states and 34543 transitions. [2024-11-19 14:48:18,086 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:18,136 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18530 states to 18530 states and 34543 transitions. [2024-11-19 14:48:18,137 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18451 [2024-11-19 14:48:18,151 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18451 [2024-11-19 14:48:18,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18530 states and 34543 transitions. [2024-11-19 14:48:18,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:18,152 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18530 states and 34543 transitions. [2024-11-19 14:48:18,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18530 states and 34543 transitions. [2024-11-19 14:48:18,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18530 to 18530. [2024-11-19 14:48:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18530 states, 18530 states have (on average 1.8641662169454938) internal successors, (34543), 18529 states have internal predecessors, (34543), 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) [2024-11-19 14:48:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18530 states to 18530 states and 34543 transitions. [2024-11-19 14:48:18,350 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18530 states and 34543 transitions. [2024-11-19 14:48:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 14:48:18,350 INFO L425 stractBuchiCegarLoop]: Abstraction has 18530 states and 34543 transitions. [2024-11-19 14:48:18,351 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-19 14:48:18,351 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18530 states and 34543 transitions. [2024-11-19 14:48:18,398 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:18,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:18,399 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:18,400 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] [2024-11-19 14:48:18,400 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:18,400 INFO L745 eck$LassoCheckResult]: Stem: 521035#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 520601#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 520602#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 529884#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 526587#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 519630#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 519631#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 523468#L1317 assume !(0 == getOrigin_~person#1); 522909#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 517213#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 517214#L964 assume !(0 == initPersonOnFloor_~floor#1); 528896#L991 assume !(1 == initPersonOnFloor_~floor#1); 520930#L1018 assume !(2 == initPersonOnFloor_~floor#1); 515449#L1045 assume 3 == initPersonOnFloor_~floor#1; 515450#L1046 assume !(0 == initPersonOnFloor_~person#1); 529165#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 512579#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 512580#L756 assume !(0 == callOnFloor_~floorID#1); 512896#L759 assume !(1 == callOnFloor_~floorID#1); 512897#L762 assume !(2 == callOnFloor_~floorID#1); 513055#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 513056#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 526856#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 526857#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 529364#L1317-1 assume !(0 == getOrigin_~person#1); 523293#L1321-1 assume !(1 == getOrigin_~person#1); 521757#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 521758#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 513627#L964-1 assume !(0 == initPersonOnFloor_~floor#1); 512163#L991-1 assume 1 == initPersonOnFloor_~floor#1; 512164#L992-2 assume !(0 == initPersonOnFloor_~person#1); 518485#L995-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_1~0 := 1; 511550#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 530025#L756-2 assume !(0 == callOnFloor_~floorID#1); 530022#L759-2 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 518749#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 518629#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 518630#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 523846#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 523847#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 528589#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 513999#L3060 assume 0 != timeShift_~tmp~29#1; 514001#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 525975#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 525976#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 524429#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 517816#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 517818#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 521786#L3350-2 [2024-11-19 14:48:18,401 INFO L747 eck$LassoCheckResult]: Loop: 521786#L3350-2 assume !false; 529921#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 528124#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 528125#L3359-2 assume !false; 515091#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 515092#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 521786#L3350-2 [2024-11-19 14:48:18,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:18,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1777575836, now seen corresponding path program 1 times [2024-11-19 14:48:18,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:18,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769004295] [2024-11-19 14:48:18,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:18,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:18,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769004295] [2024-11-19 14:48:18,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769004295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:18,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:18,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:48:18,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105487889] [2024-11-19 14:48:18,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:18,480 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:18,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:18,480 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 6 times [2024-11-19 14:48:18,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:18,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872027040] [2024-11-19 14:48:18,481 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-19 14:48:18,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:18,491 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2024-11-19 14:48:18,491 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:18,491 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:18,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:18,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:18,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 14:48:18,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 14:48:18,513 INFO L87 Difference]: Start difference. First operand 18530 states and 34543 transitions. cyclomatic complexity: 16050 Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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) [2024-11-19 14:48:19,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:19,025 INFO L93 Difference]: Finished difference Result 18524 states and 34530 transitions. [2024-11-19 14:48:19,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18524 states and 34530 transitions. [2024-11-19 14:48:19,081 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:19,123 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18524 states to 18524 states and 34530 transitions. [2024-11-19 14:48:19,124 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18445 [2024-11-19 14:48:19,134 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18445 [2024-11-19 14:48:19,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18524 states and 34530 transitions. [2024-11-19 14:48:19,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:19,134 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18524 states and 34530 transitions. [2024-11-19 14:48:19,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18524 states and 34530 transitions. [2024-11-19 14:48:19,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18524 to 18524. [2024-11-19 14:48:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18524 states, 18524 states have (on average 1.8640682358022025) internal successors, (34530), 18523 states have internal predecessors, (34530), 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) [2024-11-19 14:48:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18524 states to 18524 states and 34530 transitions. [2024-11-19 14:48:19,327 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18524 states and 34530 transitions. [2024-11-19 14:48:19,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 14:48:19,328 INFO L425 stractBuchiCegarLoop]: Abstraction has 18524 states and 34530 transitions. [2024-11-19 14:48:19,328 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-19 14:48:19,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18524 states and 34530 transitions. [2024-11-19 14:48:19,376 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:19,376 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:19,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:19,377 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] [2024-11-19 14:48:19,377 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:19,377 INFO L745 eck$LassoCheckResult]: Stem: 558091#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 557657#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 557658#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 566944#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 563644#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 556686#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 556687#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 560525#L1317 assume !(0 == getOrigin_~person#1); 559966#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 554270#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 554271#L964 assume !(0 == initPersonOnFloor_~floor#1); 565954#L991 assume !(1 == initPersonOnFloor_~floor#1); 557986#L1018 assume !(2 == initPersonOnFloor_~floor#1); 552507#L1045 assume 3 == initPersonOnFloor_~floor#1; 552508#L1046 assume !(0 == initPersonOnFloor_~person#1); 566223#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 549637#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 549638#L756 assume !(0 == callOnFloor_~floorID#1); 549954#L759 assume !(1 == callOnFloor_~floorID#1); 549955#L762 assume !(2 == callOnFloor_~floorID#1); 550113#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 550114#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 563914#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 563915#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 566424#L1317-1 assume !(0 == getOrigin_~person#1); 560350#L1321-1 assume !(1 == getOrigin_~person#1); 558814#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 558815#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 550685#L964-1 assume !(0 == initPersonOnFloor_~floor#1); 549222#L991-1 assume !(1 == initPersonOnFloor_~floor#1); 549223#L1018-1 assume 2 == initPersonOnFloor_~floor#1; 559983#L1019-2 assume !(0 == initPersonOnFloor_~person#1); 553026#L1022-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_2~0 := 1; 553027#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 567084#L756-2 assume !(0 == callOnFloor_~floorID#1); 567083#L759-2 assume !(1 == callOnFloor_~floorID#1); 567082#L762-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 555805#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 555684#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 555685#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 560903#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 560904#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 565647#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 551057#L3060 assume 0 != timeShift_~tmp~29#1; 551059#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 563032#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 563033#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 561486#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 554873#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 554875#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 558843#L3350-2 [2024-11-19 14:48:19,377 INFO L747 eck$LassoCheckResult]: Loop: 558843#L3350-2 assume !false; 566981#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 565182#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 565183#L3359-2 assume !false; 552149#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 552150#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 558843#L3350-2 [2024-11-19 14:48:19,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:19,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1937928637, now seen corresponding path program 1 times [2024-11-19 14:48:19,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:19,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196115532] [2024-11-19 14:48:19,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:19,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:19,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:19,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:19,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196115532] [2024-11-19 14:48:19,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196115532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:19,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:19,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:48:19,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102261088] [2024-11-19 14:48:19,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:19,434 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:19,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:19,434 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 7 times [2024-11-19 14:48:19,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:19,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780215892] [2024-11-19 14:48:19,434 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-19 14:48:19,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:19,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:19,450 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:19,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:19,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:48:19,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:48:19,464 INFO L87 Difference]: Start difference. First operand 18524 states and 34530 transitions. cyclomatic complexity: 16043 Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:48:19,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:19,998 INFO L93 Difference]: Finished difference Result 18540 states and 34542 transitions. [2024-11-19 14:48:19,998 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18540 states and 34542 transitions. [2024-11-19 14:48:20,078 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:20,129 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18540 states to 18540 states and 34542 transitions. [2024-11-19 14:48:20,129 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18461 [2024-11-19 14:48:20,144 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18461 [2024-11-19 14:48:20,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18540 states and 34542 transitions. [2024-11-19 14:48:20,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:20,145 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18540 states and 34542 transitions. [2024-11-19 14:48:20,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18540 states and 34542 transitions. [2024-11-19 14:48:20,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18540 to 18524. [2024-11-19 14:48:20,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18524 states, 18524 states have (on average 1.8636363636363635) internal successors, (34522), 18523 states have internal predecessors, (34522), 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) [2024-11-19 14:48:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18524 states to 18524 states and 34522 transitions. [2024-11-19 14:48:20,402 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18524 states and 34522 transitions. [2024-11-19 14:48:20,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:48:20,404 INFO L425 stractBuchiCegarLoop]: Abstraction has 18524 states and 34522 transitions. [2024-11-19 14:48:20,404 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-19 14:48:20,404 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18524 states and 34522 transitions. [2024-11-19 14:48:20,468 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 4182 [2024-11-19 14:48:20,468 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:20,468 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:20,469 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] [2024-11-19 14:48:20,469 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:20,470 INFO L745 eck$LassoCheckResult]: Stem: 595160#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 594726#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 594727#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 604012#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 600714#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 593756#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 593757#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 597594#L1317 assume !(0 == getOrigin_~person#1); 597035#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 591339#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 591340#L964 assume !(0 == initPersonOnFloor_~floor#1); 603024#L991 assume !(1 == initPersonOnFloor_~floor#1); 595055#L1018 assume !(2 == initPersonOnFloor_~floor#1); 589577#L1045 assume 3 == initPersonOnFloor_~floor#1; 589578#L1046 assume !(0 == initPersonOnFloor_~person#1); 603293#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 586707#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 586708#L756 assume !(0 == callOnFloor_~floorID#1); 587024#L759 assume !(1 == callOnFloor_~floorID#1); 587025#L762 assume !(2 == callOnFloor_~floorID#1); 587183#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 587184#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 600984#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 600985#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 603493#L1317-1 assume !(0 == getOrigin_~person#1); 597419#L1321-1 assume !(1 == getOrigin_~person#1); 595883#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 595884#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 587755#L964-1 assume !(0 == initPersonOnFloor_~floor#1); 586292#L991-1 assume !(1 == initPersonOnFloor_~floor#1); 586293#L1018-1 assume 2 == initPersonOnFloor_~floor#1; 597052#L1019-2 assume !(0 == initPersonOnFloor_~person#1); 590096#L1022-2 assume !(1 == initPersonOnFloor_~person#1); 590097#L1025-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 599165#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 604199#L756-2 assume !(0 == callOnFloor_~floorID#1); 604198#L759-2 assume !(1 == callOnFloor_~floorID#1); 604197#L762-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 592875#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 592754#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 592755#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 597972#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 597973#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 602717#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 588127#L3060 assume 0 != timeShift_~tmp~29#1; 588129#L3061 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 600102#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 600103#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 598555#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 591943#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 591945#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 595912#L3350-2 [2024-11-19 14:48:20,470 INFO L747 eck$LassoCheckResult]: Loop: 595912#L3350-2 assume !false; 604049#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 602253#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 602254#L3359-2 assume !false; 589219#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 589220#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 595912#L3350-2 [2024-11-19 14:48:20,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:20,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1066971836, now seen corresponding path program 1 times [2024-11-19 14:48:20,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:20,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803970308] [2024-11-19 14:48:20,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:20,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:20,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:20,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:20,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803970308] [2024-11-19 14:48:20,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803970308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:20,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:20,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 14:48:20,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420281154] [2024-11-19 14:48:20,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:20,632 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:20,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:20,632 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 8 times [2024-11-19 14:48:20,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:20,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549555465] [2024-11-19 14:48:20,634 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-19 14:48:20,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:20,650 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:48:20,650 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:20,650 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:20,658 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:20,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:20,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 14:48:20,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 14:48:20,689 INFO L87 Difference]: Start difference. First operand 18524 states and 34522 transitions. cyclomatic complexity: 16035 Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 14:48:21,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:21,554 INFO L93 Difference]: Finished difference Result 34520 states and 64494 transitions. [2024-11-19 14:48:21,554 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34520 states and 64494 transitions. [2024-11-19 14:48:21,944 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 7224 [2024-11-19 14:48:22,027 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34520 states to 34520 states and 64494 transitions. [2024-11-19 14:48:22,028 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34362 [2024-11-19 14:48:22,053 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34362 [2024-11-19 14:48:22,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34520 states and 64494 transitions. [2024-11-19 14:48:22,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:22,055 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34520 states and 64494 transitions. [2024-11-19 14:48:22,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34520 states and 64494 transitions. [2024-11-19 14:48:22,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34520 to 29508. [2024-11-19 14:48:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29508 states, 29508 states have (on average 1.8641046495865528) internal successors, (55006), 29507 states have internal predecessors, (55006), 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) [2024-11-19 14:48:22,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29508 states to 29508 states and 55006 transitions. [2024-11-19 14:48:22,404 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29508 states and 55006 transitions. [2024-11-19 14:48:22,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 14:48:22,404 INFO L425 stractBuchiCegarLoop]: Abstraction has 29508 states and 55006 transitions. [2024-11-19 14:48:22,404 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-19 14:48:22,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29508 states and 55006 transitions. [2024-11-19 14:48:22,484 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 7224 [2024-11-19 14:48:22,484 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:22,484 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:22,485 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] [2024-11-19 14:48:22,485 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:22,485 INFO L745 eck$LassoCheckResult]: Stem: 648308#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 647866#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 647867#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 657940#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 654153#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 646869#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 646870#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 650834#L1317 assume !(0 == getOrigin_~person#1); 650256#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 644415#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 644416#L964 assume !(0 == initPersonOnFloor_~floor#1); 656689#L991 assume !(1 == initPersonOnFloor_~floor#1); 648200#L1018 assume !(2 == initPersonOnFloor_~floor#1); 642637#L1045 assume 3 == initPersonOnFloor_~floor#1; 642638#L1046 assume !(0 == initPersonOnFloor_~person#1); 657020#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 639757#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 639758#L756 assume !(0 == callOnFloor_~floorID#1); 640075#L759 assume !(1 == callOnFloor_~floorID#1); 640076#L762 assume !(2 == callOnFloor_~floorID#1); 640234#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 640235#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 654441#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 654442#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 657270#L1317-1 assume !(0 == getOrigin_~person#1); 650651#L1321-1 assume !(1 == getOrigin_~person#1); 649058#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 649059#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 640808#L964-1 assume !(0 == initPersonOnFloor_~floor#1); 639342#L991-1 assume !(1 == initPersonOnFloor_~floor#1); 639343#L1018-1 assume 2 == initPersonOnFloor_~floor#1; 650273#L1019-2 assume !(0 == initPersonOnFloor_~person#1); 643159#L1022-2 assume !(1 == initPersonOnFloor_~person#1); 643160#L1025-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 652491#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 658186#L756-2 assume !(0 == callOnFloor_~floorID#1); 658185#L759-2 assume !(1 == callOnFloor_~floorID#1); 658184#L762-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 645971#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 645850#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 645851#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 651232#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 651233#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 656345#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 641181#L3060 assume !(0 != timeShift_~tmp~29#1);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__executivefloor } true;havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;havoc timeShift__wrappee__executivefloor_~tmp~28#1;havoc timeShift__wrappee__executivefloor_~tmp___0~12#1;havoc timeShift__wrappee__executivefloor_~tmp___1~7#1;havoc timeShift__wrappee__executivefloor_~tmp___2~5#1;havoc timeShift__wrappee__executivefloor_~tmp___3~4#1;havoc timeShift__wrappee__executivefloor_~tmp___4~3#1;havoc timeShift__wrappee__executivefloor_~tmp___5~2#1;havoc timeShift__wrappee__executivefloor_~tmp___6~2#1;havoc timeShift__wrappee__executivefloor_~tmp___7~2#1;havoc timeShift__wrappee__executivefloor_~tmp___8~2#1;havoc timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~26#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 641182#L693-65 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 644279#isFloorCalling_returnLabel#66 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 644280#isExecutiveFloorCalling_returnLabel#4 stopRequestedAtCurrentFloor_#t~ret88#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~26#1 := stopRequestedAtCurrentFloor_#t~ret88#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1; 654796#L2777-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~26#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; 657407#getCurrentFloorID_returnLabel#6 stopRequestedAtCurrentFloor_#t~ret89#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret89#1;havoc stopRequestedAtCurrentFloor_#t~ret89#1; 656404#L2781-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1; 652823#stopRequestedAtCurrentFloor_returnLabel#2 timeShift__wrappee__executivefloor_#t~ret104#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__executivefloor_~tmp___9~2#1 := timeShift__wrappee__executivefloor_#t~ret104#1;havoc timeShift__wrappee__executivefloor_#t~ret104#1; 653238#L2929-2 assume !(0 != timeShift__wrappee__executivefloor_~tmp___9~2#1); 653240#L3020-3 assume !(1 == ~doorState~0); 653256#L3020-5 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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~22#1;havoc stopRequestedInDirection_~tmp___0~7#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~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 647149#L693-68 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 644049#isFloorCalling_returnLabel#69 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 651368#isExecutiveFloorCalling_returnLabel#5 stopRequestedInDirection_#t~ret79#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret79#1;havoc stopRequestedInDirection_#t~ret79#1; 645022#L2632-2 assume 0 != stopRequestedInDirection_~tmp___0~7#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; 645023#getCurrentFloorID_returnLabel#9 stopRequestedInDirection_#t~ret80#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~22#1 := stopRequestedInDirection_#t~ret80#1;havoc stopRequestedInDirection_#t~ret80#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~22#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; 641675#stopRequestedInDirection_returnLabel#3 timeShift__wrappee__executivefloor_#t~ret111#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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__wrappee__executivefloor_~tmp___8~2#1 := timeShift__wrappee__executivefloor_#t~ret111#1;havoc timeShift__wrappee__executivefloor_#t~ret111#1; 639179#L3028-2 assume 0 != timeShift__wrappee__executivefloor_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~23#1;~currentHeading~0 := continueInDirection_~dir#1; 639181#L2689-3 assume !(1 == ~currentHeading~0); 656324#L2699-9 assume !(0 == ~currentFloorID~0); 654245#L2699-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 650808#L2705-7 havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 647002#L3037-5 havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__executivefloor } true; 660885#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 660883#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 660884#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 660886#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 661104#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 661103#L3350-2 [2024-11-19 14:48:22,486 INFO L747 eck$LassoCheckResult]: Loop: 661103#L3350-2 assume !false; 661102#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 661101#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 661099#L3359-2 assume !false; 661097#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 661098#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 661103#L3350-2 [2024-11-19 14:48:22,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:22,486 INFO L85 PathProgramCache]: Analyzing trace with hash -953121625, now seen corresponding path program 1 times [2024-11-19 14:48:22,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:22,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310503466] [2024-11-19 14:48:22,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:22,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:22,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:22,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310503466] [2024-11-19 14:48:22,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310503466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:22,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:22,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-19 14:48:22,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293251587] [2024-11-19 14:48:22,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:22,615 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:22,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:22,615 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 9 times [2024-11-19 14:48:22,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:22,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300386561] [2024-11-19 14:48:22,615 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-19 14:48:22,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:22,626 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-19 14:48:22,626 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:22,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:22,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:22,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:22,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-19 14:48:22,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-19 14:48:22,662 INFO L87 Difference]: Start difference. First operand 29508 states and 55006 transitions. cyclomatic complexity: 25572 Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 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) [2024-11-19 14:48:23,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:23,506 INFO L93 Difference]: Finished difference Result 28742 states and 53134 transitions. [2024-11-19 14:48:23,507 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28742 states and 53134 transitions. [2024-11-19 14:48:23,610 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 8602 [2024-11-19 14:48:23,685 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28742 states to 28742 states and 53134 transitions. [2024-11-19 14:48:23,686 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28505 [2024-11-19 14:48:23,708 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28505 [2024-11-19 14:48:23,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28742 states and 53134 transitions. [2024-11-19 14:48:23,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:23,710 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28742 states and 53134 transitions. [2024-11-19 14:48:23,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28742 states and 53134 transitions. [2024-11-19 14:48:24,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28742 to 28742. [2024-11-19 14:48:24,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28742 states, 28742 states have (on average 1.848653538375896) internal successors, (53134), 28741 states have internal predecessors, (53134), 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) [2024-11-19 14:48:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28742 states to 28742 states and 53134 transitions. [2024-11-19 14:48:24,223 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28742 states and 53134 transitions. [2024-11-19 14:48:24,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 14:48:24,223 INFO L425 stractBuchiCegarLoop]: Abstraction has 28742 states and 53134 transitions. [2024-11-19 14:48:24,223 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-19 14:48:24,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28742 states and 53134 transitions. [2024-11-19 14:48:24,296 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 8602 [2024-11-19 14:48:24,297 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:24,297 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:24,297 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] [2024-11-19 14:48:24,297 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:24,298 INFO L745 eck$LassoCheckResult]: Stem: 705622#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 705226#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 705227#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 713818#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 710739#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 704331#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 704332#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 707847#L1317 assume !(0 == getOrigin_~person#1); 707340#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 702120#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 702121#L964 assume !(0 == initPersonOnFloor_~floor#1); 712870#L991 assume !(1 == initPersonOnFloor_~floor#1); 705519#L1018 assume !(2 == initPersonOnFloor_~floor#1); 700545#L1045 assume 3 == initPersonOnFloor_~floor#1; 700546#L1046 assume !(0 == initPersonOnFloor_~person#1); 713125#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 697938#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 697939#L756 assume !(0 == callOnFloor_~floorID#1); 698213#L759 assume !(1 == callOnFloor_~floorID#1); 698214#L762 assume !(2 == callOnFloor_~floorID#1); 698357#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 698358#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 710991#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 710992#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 713309#L1317-1 assume !(0 == getOrigin_~person#1); 707683#L1321-1 assume !(1 == getOrigin_~person#1); 706273#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 706274#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 698876#L964-1 assume !(0 == initPersonOnFloor_~floor#1); 697568#L991-1 assume !(1 == initPersonOnFloor_~floor#1); 697569#L1018-1 assume 2 == initPersonOnFloor_~floor#1; 707357#L1019-2 assume !(0 == initPersonOnFloor_~person#1); 700995#L1022-2 assume !(1 == initPersonOnFloor_~person#1); 700996#L1025-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 709301#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 713984#L756-2 assume !(0 == callOnFloor_~floorID#1); 713983#L759-2 assume !(1 == callOnFloor_~floorID#1); 713982#L762-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 703527#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 703415#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 703416#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 708181#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 708182#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 712587#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 699211#L3060 assume 0 != timeShift_~tmp~29#1; 699212#L3061 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__executivefloor } true;havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;havoc timeShift__wrappee__executivefloor_~tmp~28#1;havoc timeShift__wrappee__executivefloor_~tmp___0~12#1;havoc timeShift__wrappee__executivefloor_~tmp___1~7#1;havoc timeShift__wrappee__executivefloor_~tmp___2~5#1;havoc timeShift__wrappee__executivefloor_~tmp___3~4#1;havoc timeShift__wrappee__executivefloor_~tmp___4~3#1;havoc timeShift__wrappee__executivefloor_~tmp___5~2#1;havoc timeShift__wrappee__executivefloor_~tmp___6~2#1;havoc timeShift__wrappee__executivefloor_~tmp___7~2#1;havoc timeShift__wrappee__executivefloor_~tmp___8~2#1;havoc timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~26#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 709695#L693 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 704152#isFloorCalling_returnLabel#1 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 708168#isExecutiveFloorCalling_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret88#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~26#1 := stopRequestedAtCurrentFloor_#t~ret88#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1; 709616#L2777 assume 0 != stopRequestedAtCurrentFloor_~tmp~26#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; 703501#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret89#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret89#1;havoc stopRequestedAtCurrentFloor_#t~ret89#1; 703502#L2781 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1; 697669#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__executivefloor_#t~ret104#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__executivefloor_~tmp___9~2#1 := timeShift__wrappee__executivefloor_#t~ret104#1;havoc timeShift__wrappee__executivefloor_#t~ret104#1; 697670#L2929 assume !(0 != timeShift__wrappee__executivefloor_~tmp___9~2#1); 705842#L3020 assume 1 == ~doorState~0;~doorState~0 := 0; 705843#L3020-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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~22#1;havoc stopRequestedInDirection_~tmp___0~7#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~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 713541#L693-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 707388#isFloorCalling_returnLabel#4 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 712117#isExecutiveFloorCalling_returnLabel#2 stopRequestedInDirection_#t~ret79#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret79#1;havoc stopRequestedInDirection_#t~ret79#1; 713289#L2632 assume 0 != stopRequestedInDirection_~tmp___0~7#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; 713290#getCurrentFloorID_returnLabel#4 stopRequestedInDirection_#t~ret80#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~22#1 := stopRequestedInDirection_#t~ret80#1;havoc stopRequestedInDirection_#t~ret80#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~22#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; 711420#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__executivefloor_#t~ret111#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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__wrappee__executivefloor_~tmp___8~2#1 := timeShift__wrappee__executivefloor_#t~ret111#1;havoc timeShift__wrappee__executivefloor_#t~ret111#1; 705477#L3028 assume 0 != timeShift__wrappee__executivefloor_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~23#1;~currentHeading~0 := continueInDirection_~dir#1; 705478#L2689 assume !(1 == ~currentHeading~0); 706420#L2699 assume !(0 == ~currentFloorID~0); 701012#L2699-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 711769#L2705-1 havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 705996#L3037-2 havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__executivefloor } true; 714010#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 714003#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 714004#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 714009#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 714127#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 714128#L3350-2 [2024-11-19 14:48:24,298 INFO L747 eck$LassoCheckResult]: Loop: 714128#L3350-2 assume !false; 714125#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 714126#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 714136#L3359-2 assume !false; 714133#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 714134#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 714128#L3350-2 [2024-11-19 14:48:24,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:24,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1488758990, now seen corresponding path program 1 times [2024-11-19 14:48:24,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:24,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743848384] [2024-11-19 14:48:24,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:24,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:24,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:24,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:24,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743848384] [2024-11-19 14:48:24,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743848384] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:24,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:24,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 14:48:24,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334294674] [2024-11-19 14:48:24,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:24,379 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:24,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:24,379 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 10 times [2024-11-19 14:48:24,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:24,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413907617] [2024-11-19 14:48:24,380 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-19 14:48:24,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:24,390 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-19 14:48:24,390 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:24,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:24,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:24,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:24,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:48:24,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:48:24,433 INFO L87 Difference]: Start difference. First operand 28742 states and 53134 transitions. cyclomatic complexity: 24526 Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 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) [2024-11-19 14:48:30,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:30,233 INFO L93 Difference]: Finished difference Result 28742 states and 51879 transitions. [2024-11-19 14:48:30,233 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28742 states and 51879 transitions. [2024-11-19 14:48:30,351 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 8602 [2024-11-19 14:48:30,426 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28742 states to 28742 states and 51879 transitions. [2024-11-19 14:48:30,426 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28505 [2024-11-19 14:48:30,448 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28505 [2024-11-19 14:48:30,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28742 states and 51879 transitions. [2024-11-19 14:48:30,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:30,449 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28742 states and 51879 transitions. [2024-11-19 14:48:30,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28742 states and 51879 transitions. [2024-11-19 14:48:30,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28742 to 28742. [2024-11-19 14:48:30,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28742 states, 28742 states have (on average 1.8049892143900912) internal successors, (51879), 28741 states have internal predecessors, (51879), 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) [2024-11-19 14:48:30,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28742 states to 28742 states and 51879 transitions. [2024-11-19 14:48:30,883 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28742 states and 51879 transitions. [2024-11-19 14:48:30,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 14:48:30,884 INFO L425 stractBuchiCegarLoop]: Abstraction has 28742 states and 51879 transitions. [2024-11-19 14:48:30,884 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-19 14:48:30,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28742 states and 51879 transitions. [2024-11-19 14:48:30,985 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 8602 [2024-11-19 14:48:30,986 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:30,986 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:30,987 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] [2024-11-19 14:48:30,987 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:30,988 INFO L745 eck$LassoCheckResult]: Stem: 763109#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 762711#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 762712#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 771766#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 768367#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 761800#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 761801#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 765375#L1317 assume !(0 == getOrigin_~person#1); 764865#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 759573#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 759574#L964 assume !(0 == initPersonOnFloor_~floor#1); 770646#L991 assume !(1 == initPersonOnFloor_~floor#1); 763007#L1018 assume !(2 == initPersonOnFloor_~floor#1); 758003#L1045 assume 3 == initPersonOnFloor_~floor#1; 758004#L1046 assume !(0 == initPersonOnFloor_~person#1); 770937#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 755411#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 755412#L756 assume !(0 == callOnFloor_~floorID#1); 755683#L759 assume !(1 == callOnFloor_~floorID#1); 755684#L762 assume !(2 == callOnFloor_~floorID#1); 755823#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 755824#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 768633#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 768634#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 771141#L1317-1 assume !(0 == getOrigin_~person#1); 765212#L1321-1 assume !(1 == getOrigin_~person#1); 763789#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 763790#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 756335#L964-1 assume !(0 == initPersonOnFloor_~floor#1); 755049#L991-1 assume !(1 == initPersonOnFloor_~floor#1); 755050#L1018-1 assume 2 == initPersonOnFloor_~floor#1; 764884#L1019-2 assume !(0 == initPersonOnFloor_~person#1); 758452#L1022-2 assume !(1 == initPersonOnFloor_~person#1); 758453#L1025-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 766871#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 772014#L756-2 assume !(0 == callOnFloor_~floorID#1); 772013#L759-2 assume !(1 == callOnFloor_~floorID#1); 772012#L762-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 760995#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 760881#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 760882#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 765716#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 765717#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 770342#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 756670#L3060 assume 0 != timeShift_~tmp~29#1; 756671#L3061 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__executivefloor } true;havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;havoc timeShift__wrappee__executivefloor_~tmp~28#1;havoc timeShift__wrappee__executivefloor_~tmp___0~12#1;havoc timeShift__wrappee__executivefloor_~tmp___1~7#1;havoc timeShift__wrappee__executivefloor_~tmp___2~5#1;havoc timeShift__wrappee__executivefloor_~tmp___3~4#1;havoc timeShift__wrappee__executivefloor_~tmp___4~3#1;havoc timeShift__wrappee__executivefloor_~tmp___5~2#1;havoc timeShift__wrappee__executivefloor_~tmp___6~2#1;havoc timeShift__wrappee__executivefloor_~tmp___7~2#1;havoc timeShift__wrappee__executivefloor_~tmp___8~2#1;havoc timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~26#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 767288#L693 assume !(0 == isFloorCalling_~floorID#1); 767289#L697 assume !(1 == isFloorCalling_~floorID#1); 770073#L701 assume !(2 == isFloorCalling_~floorID#1); 761625#L705 assume !(3 == isFloorCalling_~floorID#1); 761626#L709 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 765703#isFloorCalling_returnLabel#1 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 765704#isExecutiveFloorCalling_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret88#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~26#1 := stopRequestedAtCurrentFloor_#t~ret88#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1; 767205#L2777 assume 0 != stopRequestedAtCurrentFloor_~tmp~26#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; 760967#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret89#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret89#1;havoc stopRequestedAtCurrentFloor_#t~ret89#1; 760968#L2781 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1; 755150#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__executivefloor_#t~ret104#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__executivefloor_~tmp___9~2#1 := timeShift__wrappee__executivefloor_#t~ret104#1;havoc timeShift__wrappee__executivefloor_#t~ret104#1; 755151#L2929 assume !(0 != timeShift__wrappee__executivefloor_~tmp___9~2#1); 763337#L3020 assume 1 == ~doorState~0;~doorState~0 := 0; 763338#L3020-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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~22#1;havoc stopRequestedInDirection_~tmp___0~7#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~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 771417#L693-3 assume !(0 == isFloorCalling_~floorID#1); 764915#L697-3 assume !(1 == isFloorCalling_~floorID#1); 764916#L701-3 assume !(2 == isFloorCalling_~floorID#1); 764997#L705-3 assume !(3 == isFloorCalling_~floorID#1); 764998#L709-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 769831#isFloorCalling_returnLabel#4 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 769832#isExecutiveFloorCalling_returnLabel#2 stopRequestedInDirection_#t~ret79#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret79#1;havoc stopRequestedInDirection_#t~ret79#1; 771121#L2632 assume 0 != stopRequestedInDirection_~tmp___0~7#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; 771122#getCurrentFloorID_returnLabel#4 stopRequestedInDirection_#t~ret80#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~22#1 := stopRequestedInDirection_#t~ret80#1;havoc stopRequestedInDirection_#t~ret80#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~22#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; 769080#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__executivefloor_#t~ret111#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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__wrappee__executivefloor_~tmp___8~2#1 := timeShift__wrappee__executivefloor_#t~ret111#1;havoc timeShift__wrappee__executivefloor_#t~ret111#1; 762964#L3028 assume 0 != timeShift__wrappee__executivefloor_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~23#1;~currentHeading~0 := continueInDirection_~dir#1; 762965#L2689 assume !(1 == ~currentHeading~0); 763938#L2699 assume !(0 == ~currentFloorID~0); 758467#L2699-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 769446#L2705-1 havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 763495#L3037-2 havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__executivefloor } true; 772041#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 772034#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 772035#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 772040#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 772166#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 772167#L3350-2 [2024-11-19 14:48:30,989 INFO L747 eck$LassoCheckResult]: Loop: 772167#L3350-2 assume !false; 772164#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 772165#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 772177#L3359-2 assume !false; 772173#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 772174#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 772167#L3350-2 [2024-11-19 14:48:30,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:30,989 INFO L85 PathProgramCache]: Analyzing trace with hash 2092609990, now seen corresponding path program 1 times [2024-11-19 14:48:30,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:30,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483193337] [2024-11-19 14:48:30,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:30,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:31,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:31,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:31,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483193337] [2024-11-19 14:48:31,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483193337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:31,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:31,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 14:48:31,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483460999] [2024-11-19 14:48:31,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:31,424 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:31,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:31,425 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 11 times [2024-11-19 14:48:31,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:31,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537251343] [2024-11-19 14:48:31,425 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-19 14:48:31,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:31,435 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-19 14:48:31,435 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:31,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:31,442 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:31,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:31,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 14:48:31,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-19 14:48:31,456 INFO L87 Difference]: Start difference. First operand 28742 states and 51879 transitions. cyclomatic complexity: 23271 Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 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) [2024-11-19 14:48:40,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:40,327 INFO L93 Difference]: Finished difference Result 58497 states and 104304 transitions. [2024-11-19 14:48:40,327 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58497 states and 104304 transitions. [2024-11-19 14:48:40,541 INFO L131 ngComponentsAnalysis]: Automaton has 244 accepting balls. 17482 [2024-11-19 14:48:40,721 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58497 states to 58497 states and 104304 transitions. [2024-11-19 14:48:40,722 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58023 [2024-11-19 14:48:40,760 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58023 [2024-11-19 14:48:40,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58497 states and 104304 transitions. [2024-11-19 14:48:40,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-19 14:48:40,762 INFO L218 hiAutomatonCegarLoop]: Abstraction has 58497 states and 104304 transitions. [2024-11-19 14:48:40,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58497 states and 104304 transitions. [2024-11-19 14:48:41,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58497 to 56860. [2024-11-19 14:48:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56860 states, 56860 states have (on average 1.8056102708406612) internal successors, (102667), 56859 states have internal predecessors, (102667), 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) [2024-11-19 14:48:41,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56860 states to 56860 states and 102667 transitions. [2024-11-19 14:48:41,884 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56860 states and 102667 transitions. [2024-11-19 14:48:41,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-19 14:48:41,884 INFO L425 stractBuchiCegarLoop]: Abstraction has 56860 states and 102667 transitions. [2024-11-19 14:48:41,885 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-19 14:48:41,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56860 states and 102667 transitions. [2024-11-19 14:48:42,044 INFO L131 ngComponentsAnalysis]: Automaton has 244 accepting balls. 17048 [2024-11-19 14:48:42,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:48:42,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:48:42,045 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] [2024-11-19 14:48:42,045 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-19 14:48:42,045 INFO L745 eck$LassoCheckResult]: Stem: 850666#$Ultimate##0 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);call #Ultimate.allocInit(9, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~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;~head~0.base, ~head~0.offset := 0, 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 850238#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret30#1, main_~retValue_acc~1#1, main_~tmp~11#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 850239#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 861196#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 856614#valid_product_returnLabel#1 main_#t~ret30#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret30#1;havoc main_#t~ret30#1; 849270#L591 assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 849271#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;havoc aliceCall_~tmp~4#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 853192#L1317 assume !(0 == getOrigin_~person#1); 852595#L1321 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 846910#getOrigin_returnLabel#1 aliceCall_#t~ret19#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~4#1 := aliceCall_#t~ret19#1;havoc aliceCall_#t~ret19#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~4#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 846911#L964 assume !(0 == initPersonOnFloor_~floor#1); 859510#L991 assume !(1 == initPersonOnFloor_~floor#1); 850558#L1018 assume !(2 == initPersonOnFloor_~floor#1); 845287#L1045 assume 3 == initPersonOnFloor_~floor#1; 845288#L1046 assume !(0 == initPersonOnFloor_~person#1); 859923#L1049 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 842669#L1072-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 842670#L756 assume !(0 == callOnFloor_~floorID#1); 842944#L759 assume !(1 == callOnFloor_~floorID#1); 842945#L762 assume !(2 == callOnFloor_~floorID#1); 843084#L765 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 843085#L768-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 856927#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 856928#aliceCall_returnLabel#1 havoc aliceCall_#t~ret19#1, aliceCall_~tmp~4#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;havoc angelinaCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 860230#L1317-1 assume !(0 == getOrigin_~person#1); 852999#L1321-1 assume !(1 == getOrigin_~person#1); 851392#L1325-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 851393#getOrigin_returnLabel#2 angelinaCall_#t~ret20#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5#1 := angelinaCall_#t~ret20#1;havoc angelinaCall_#t~ret20#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 843601#L964-1 assume !(0 == initPersonOnFloor_~floor#1); 842304#L991-1 assume !(1 == initPersonOnFloor_~floor#1); 842305#L1018-1 assume !(2 == initPersonOnFloor_~floor#1); 854734#L1045-1 assume !(3 == initPersonOnFloor_~floor#1); 858728#L1072-2 assume !(4 == initPersonOnFloor_~floor#1); 844903#L1072-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 856703#L756-2 assume !(0 == callOnFloor_~floorID#1); 856704#L759-2 assume !(1 == callOnFloor_~floorID#1); 851420#L762-2 assume !(2 == callOnFloor_~floorID#1); 851421#L765-2 assume !(3 == callOnFloor_~floorID#1); 848410#L768-3 assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1; 848411#L768-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 861792#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 861791#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret20#1, angelinaCall_~tmp~5#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret115#1, timeShift_~tmp~29#1;havoc timeShift_~tmp~29#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret10#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; 861790#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret10#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~17#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret10#1;havoc __utac_acc__Specification13_spec__1_#t~ret10#1; 861789#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret10#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 861788#areDoorsOpen_returnLabel#1 timeShift_#t~ret115#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~29#1 := timeShift_#t~ret115#1;havoc timeShift_#t~ret115#1; 861787#L3060 assume 0 != timeShift_~tmp~29#1; 861786#L3061 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__executivefloor } true;havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;havoc timeShift__wrappee__executivefloor_~tmp~28#1;havoc timeShift__wrappee__executivefloor_~tmp___0~12#1;havoc timeShift__wrappee__executivefloor_~tmp___1~7#1;havoc timeShift__wrappee__executivefloor_~tmp___2~5#1;havoc timeShift__wrappee__executivefloor_~tmp___3~4#1;havoc timeShift__wrappee__executivefloor_~tmp___4~3#1;havoc timeShift__wrappee__executivefloor_~tmp___5~2#1;havoc timeShift__wrappee__executivefloor_~tmp___6~2#1;havoc timeShift__wrappee__executivefloor_~tmp___7~2#1;havoc timeShift__wrappee__executivefloor_~tmp___8~2#1;havoc timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~27#1;havoc stopRequestedAtCurrentFloor_~tmp~26#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 861785#L693 assume !(0 == isFloorCalling_~floorID#1); 861784#L697 assume !(1 == isFloorCalling_~floorID#1); 861783#L701 assume !(2 == isFloorCalling_~floorID#1); 861782#L705 assume !(3 == isFloorCalling_~floorID#1); 861781#L709 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 861780#isFloorCalling_returnLabel#1 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 861779#isExecutiveFloorCalling_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret88#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~26#1 := stopRequestedAtCurrentFloor_#t~ret88#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1; 861777#L2777 assume 0 != stopRequestedAtCurrentFloor_~tmp~26#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; 848382#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret89#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret89#1;havoc stopRequestedAtCurrentFloor_#t~ret89#1; 848383#L2781 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~27#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~27#1; 848415#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__executivefloor_#t~ret104#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret88#1, stopRequestedAtCurrentFloor_#t~ret89#1, stopRequestedAtCurrentFloor_#t~ret90#1, stopRequestedAtCurrentFloor_#t~ret91#1, stopRequestedAtCurrentFloor_~retValue_acc~27#1, stopRequestedAtCurrentFloor_~tmp~26#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__executivefloor_~tmp___9~2#1 := timeShift__wrappee__executivefloor_#t~ret104#1;havoc timeShift__wrappee__executivefloor_#t~ret104#1; 862639#L2929 assume !(0 != timeShift__wrappee__executivefloor_~tmp___9~2#1); 862637#L3020 assume 1 == ~doorState~0;~doorState~0 := 0; 862633#L3020-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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~22#1;havoc stopRequestedInDirection_~tmp___0~7#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~ret144#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~2#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~2#1; 862629#L693-3 assume !(0 == isFloorCalling_~floorID#1); 862625#L697-3 assume !(1 == isFloorCalling_~floorID#1); 862618#L701-3 assume !(2 == isFloorCalling_~floorID#1); 862448#L705-3 assume !(3 == isFloorCalling_~floorID#1); 862447#L709-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~2#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~2#1; 862446#isFloorCalling_returnLabel#4 isExecutiveFloorCalling_#t~ret144#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~2#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret144#1;havoc isExecutiveFloorCalling_#t~ret144#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 862444#isExecutiveFloorCalling_returnLabel#2 stopRequestedInDirection_#t~ret79#1 := isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret144#1, isExecutiveFloorCalling_~retValue_acc~30#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret79#1;havoc stopRequestedInDirection_#t~ret79#1; 862305#L2632 assume 0 != stopRequestedInDirection_~tmp___0~7#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; 862034#getCurrentFloorID_returnLabel#4 stopRequestedInDirection_#t~ret80#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~22#1 := stopRequestedInDirection_#t~ret80#1;havoc stopRequestedInDirection_#t~ret80#1;stopRequestedInDirection_~__cil_tmp7~6#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~7#1 := (if stopRequestedInDirection_~tmp~22#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; 861988#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__executivefloor_#t~ret111#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret79#1, stopRequestedInDirection_#t~ret80#1, stopRequestedInDirection_#t~ret81#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~23#1, stopRequestedInDirection_~tmp~22#1, stopRequestedInDirection_~tmp___0~7#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__wrappee__executivefloor_~tmp___8~2#1 := timeShift__wrappee__executivefloor_#t~ret111#1;havoc timeShift__wrappee__executivefloor_#t~ret111#1; 861983#L3028 assume 0 != timeShift__wrappee__executivefloor_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~23#1;~currentHeading~0 := continueInDirection_~dir#1; 861979#L2689 assume !(1 == ~currentHeading~0); 861977#L2699 assume !(0 == ~currentFloorID~0); 861973#L2699-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 861952#L2705-1 havoc continueInDirection_#t~ret82#1, continueInDirection_~dir#1, continueInDirection_~tmp~23#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 861951#L3037-2 havoc timeShift__wrappee__executivefloor_#t~ret104#1, timeShift__wrappee__executivefloor_#t~ret105#1, timeShift__wrappee__executivefloor_#t~ret106#1, timeShift__wrappee__executivefloor_#t~ret107#1, timeShift__wrappee__executivefloor_#t~ret108#1, timeShift__wrappee__executivefloor_#t~ret109#1, timeShift__wrappee__executivefloor_#t~ret110#1, timeShift__wrappee__executivefloor_#t~ret111#1, timeShift__wrappee__executivefloor_#t~ret112#1, timeShift__wrappee__executivefloor_#t~ret113#1, timeShift__wrappee__executivefloor_#t~ret114#1, timeShift__wrappee__executivefloor_~tmp~28#1, timeShift__wrappee__executivefloor_~tmp___0~12#1, timeShift__wrappee__executivefloor_~tmp___1~7#1, timeShift__wrappee__executivefloor_~tmp___2~5#1, timeShift__wrappee__executivefloor_~tmp___3~4#1, timeShift__wrappee__executivefloor_~tmp___4~3#1, timeShift__wrappee__executivefloor_~tmp___5~2#1, timeShift__wrappee__executivefloor_~tmp___6~2#1, timeShift__wrappee__executivefloor_~tmp___7~2#1, timeShift__wrappee__executivefloor_~tmp___8~2#1, timeShift__wrappee__executivefloor_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__executivefloor } true; 861867#L3060-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret11#1, __utac_acc__Specification13_spec__2_#t~ret12#1, __utac_acc__Specification13_spec__2_#t~ret13#1, __utac_acc__Specification13_spec__2_#t~ret14#1, __utac_acc__Specification13_spec__2_#t~ret15#1, __utac_acc__Specification13_spec__2_#t~ret16#1, __utac_acc__Specification13_spec__2_~tmp~2#1, __utac_acc__Specification13_spec__2_~tmp___0~2#1, __utac_acc__Specification13_spec__2_~tmp___1~2#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~2#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 861860#L188 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 861861#L189 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~3#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~29#1;havoc existInLiftCallsInDirection_~i~3#1;havoc existInLiftCallsInDirection_~i___0~0#1; 861866#L3280 assume !(1 == existInLiftCallsInDirection_~d#1); 862072#L3346 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 862073#L3350-2 [2024-11-19 14:48:42,046 INFO L747 eck$LassoCheckResult]: Loop: 862073#L3350-2 assume !false; 862069#L3351 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 862068#L3352 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 862067#L3359-2 assume !false; 862065#L3360 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 862066#L3418 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 862073#L3350-2 [2024-11-19 14:48:42,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:42,046 INFO L85 PathProgramCache]: Analyzing trace with hash -791097224, now seen corresponding path program 1 times [2024-11-19 14:48:42,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:42,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042343818] [2024-11-19 14:48:42,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:48:42,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:48:42,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:48:42,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 14:48:42,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042343818] [2024-11-19 14:48:42,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042343818] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 14:48:42,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 14:48:42,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 14:48:42,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477652870] [2024-11-19 14:48:42,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 14:48:42,108 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-19 14:48:42,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:48:42,108 INFO L85 PathProgramCache]: Analyzing trace with hash -2025047829, now seen corresponding path program 12 times [2024-11-19 14:48:42,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:48:42,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069823541] [2024-11-19 14:48:42,108 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-19 14:48:42,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:48:42,118 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2024-11-19 14:48:42,119 INFO L228 tOrderPrioritization]: Conjunction of SSA is sat [2024-11-19 14:48:42,119 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:48:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:48:42,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:48:42,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 14:48:42,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 14:48:42,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 14:48:42,141 INFO L87 Difference]: Start difference. First operand 56860 states and 102667 transitions. cyclomatic complexity: 46075 Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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) [2024-11-19 14:48:42,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 14:48:42,485 INFO L93 Difference]: Finished difference Result 56856 states and 102641 transitions. [2024-11-19 14:48:42,485 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56856 states and 102641 transitions. [2024-11-19 14:48:43,135 INFO L131 ngComponentsAnalysis]: Automaton has 244 accepting balls. 17048