./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef17cfb4a2c8358ea255253edc0610051a64c94a86cd92ff89d3b074c51925f6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 02:21:22,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 02:21:22,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 02:21:22,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 02:21:22,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 02:21:22,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 02:21:22,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 02:21:22,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 02:21:22,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 02:21:22,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 02:21:22,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 02:21:22,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 02:21:22,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 02:21:22,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 02:21:22,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 02:21:22,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 02:21:22,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 02:21:22,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 02:21:22,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 02:21:22,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 02:21:22,501 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 02:21:22,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 02:21:22,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 02:21:22,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 02:21:22,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 02:21:22,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 02:21:22,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 02:21:22,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 02:21:22,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 02:21:22,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 02:21:22,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 02:21:22,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 02:21:22,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 02:21:22,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 02:21:22,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 02:21:22,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 02:21:22,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 02:21:22,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 02:21:22,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 02:21:22,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 02:21:22,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 02:21:22,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 02:21:22,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-22 02:21:22,567 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 02:21:22,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 02:21:22,568 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 02:21:22,568 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 02:21:22,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 02:21:22,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 02:21:22,570 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 02:21:22,570 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 02:21:22,571 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 02:21:22,571 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 02:21:22,572 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 02:21:22,572 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 02:21:22,572 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 02:21:22,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 02:21:22,573 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 02:21:22,573 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 02:21:22,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 02:21:22,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 02:21:22,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 02:21:22,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 02:21:22,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 02:21:22,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 02:21:22,574 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 02:21:22,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 02:21:22,575 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 02:21:22,575 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 02:21:22,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 02:21:22,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 02:21:22,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 02:21:22,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 02:21:22,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 02:21:22,578 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 02:21:22,578 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef17cfb4a2c8358ea255253edc0610051a64c94a86cd92ff89d3b074c51925f6 [2022-07-22 02:21:22,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 02:21:22,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 02:21:22,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 02:21:22,929 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 02:21:22,931 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 02:21:22,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c [2022-07-22 02:21:22,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38c955b27/f92616e9813748919e6d9ee477df0c39/FLAGe3d0c7b7e [2022-07-22 02:21:23,577 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 02:21:23,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c [2022-07-22 02:21:23,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38c955b27/f92616e9813748919e6d9ee477df0c39/FLAGe3d0c7b7e [2022-07-22 02:21:23,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38c955b27/f92616e9813748919e6d9ee477df0c39 [2022-07-22 02:21:23,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 02:21:23,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 02:21:23,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 02:21:23,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 02:21:23,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 02:21:23,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:21:23" (1/1) ... [2022-07-22 02:21:23,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b530d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:23, skipping insertion in model container [2022-07-22 02:21:23,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:21:23" (1/1) ... [2022-07-22 02:21:23,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 02:21:24,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 02:21:24,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c[1811,1824] [2022-07-22 02:21:24,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 02:21:24,606 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 02:21:24,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec13_product23.cil.c[1811,1824] [2022-07-22 02:21:24,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 02:21:24,749 INFO L208 MainTranslator]: Completed translation [2022-07-22 02:21:24,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24 WrapperNode [2022-07-22 02:21:24,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 02:21:24,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 02:21:24,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 02:21:24,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 02:21:24,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:24,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:25,274 INFO L137 Inliner]: procedures = 94, calls = 346, calls flagged for inlining = 199, calls inlined = 1005, statements flattened = 35272 [2022-07-22 02:21:25,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 02:21:25,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 02:21:25,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 02:21:25,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 02:21:25,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:25,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:25,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:25,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:25,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:25,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:26,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:26,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 02:21:26,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 02:21:26,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 02:21:26,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 02:21:26,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (1/1) ... [2022-07-22 02:21:26,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:26,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:26,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:26,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-22 02:21:26,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 02:21:26,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 02:21:26,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 02:21:26,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 02:21:26,648 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 02:21:26,650 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 02:21:37,014 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 02:21:37,092 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 02:21:37,093 INFO L299 CfgBuilder]: Removed 61 assume(true) statements. [2022-07-22 02:21:37,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:21:37 BoogieIcfgContainer [2022-07-22 02:21:37,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 02:21:37,107 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 02:21:37,107 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 02:21:37,109 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 02:21:37,110 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 02:21:37,110 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 02:21:23" (1/3) ... [2022-07-22 02:21:37,111 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@fa042b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 02:21:37, skipping insertion in model container [2022-07-22 02:21:37,111 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 02:21:37,111 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:21:24" (2/3) ... [2022-07-22 02:21:37,112 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@fa042b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 02:21:37, skipping insertion in model container [2022-07-22 02:21:37,112 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 02:21:37,112 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:21:37" (3/3) ... [2022-07-22 02:21:37,114 INFO L354 chiAutomizerObserver]: Analyzing ICFG elevator_spec13_product23.cil.c [2022-07-22 02:21:37,301 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 02:21:37,302 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-22 02:21:37,302 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 02:21:37,302 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 02:21:37,302 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 02:21:37,302 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-22 02:21:37,303 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 02:21:37,303 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 02:21:37,346 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:37,553 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2377 [2022-07-22 02:21:37,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:21:37,554 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:21:37,573 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:37,573 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:37,573 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 02:21:37,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:37,730 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2377 [2022-07-22 02:21:37,730 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:21:37,731 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:21:37,736 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:37,736 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:37,745 INFO L752 eck$LassoCheckResult]: Stem: 7623#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 4623#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 4270#L2731true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7795#L2724true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 1805#L2739true main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 7883#L2329true assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 8020#L2303true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1632#L1917true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 8965#L1942true aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 8860#L3097true assume 0 == initPersonOnFloor_~floor#1; 3736#L3098true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 4799#L3205-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 7704#L2889true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 8535#L2901-2true assume { :end_inline_callOnFloor } true; 6284#L3241true assume { :end_inline_initPersonOnFloor } true; 6518#L2064true assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 6749#L1917-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 7683#L1942-1true angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 5433#L3097-1true assume 0 == initPersonOnFloor_~floor#1; 3697#L3098-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2235#L3205-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2713#L2889-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 4094#L2901-5true assume { :end_inline_callOnFloor } true; 2970#L3241-1true assume { :end_inline_initPersonOnFloor } true; 3885#L2075true assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 2560#L559true __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 8095#L90true assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 7492#L2826true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 598#L2853true isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 8151#L1860true stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 2367#L1244true assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 5153#L507true stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 7143#L1248true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 6699#L1261true timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 4567#L1397true assume !(0 != timeShift_~tmp___9~2#1); 4261#L1488true assume 1 == ~doorState~0;~doorState~0 := 0; 1832#L1488-2true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 7000#L2826-3true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 6598#L2853-3true isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 3065#L1860-1true stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 4948#L1099true assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 6926#L507-3true stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1087#L1112true timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 75#L1496true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 1445#L1156true assume !(1 == ~currentHeading~0); 94#L1166true assume !(0 == ~currentFloorID~0); 2363#L1166-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 9129#L1172-1true assume { :end_inline_continueInDirection } true; 7997#L1505-2true assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 1189#L108true assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 3943#L109true assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 810#L1700true assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~2#1 := 0;existInLiftCallsInDirection_~i~2#1 := 1 + ~currentFloorID~0; 5983#L1704-2true [2022-07-22 02:21:37,745 INFO L754 eck$LassoCheckResult]: Loop: 5983#L1704-2true assume !false; 8944#L1705true assume existInLiftCallsInDirection_~i~2#1 < 5; 8076#L1706true assume !(0 == existInLiftCallsInDirection_~i~2#1); 537#L1719true assume !(1 == existInLiftCallsInDirection_~i~2#1); 9115#L1728true assume !(2 == existInLiftCallsInDirection_~i~2#1); 535#L1737true assume !(3 == existInLiftCallsInDirection_~i~2#1); 2781#L1746true assume !(4 == existInLiftCallsInDirection_~i~2#1); 8710#L1747-1true existInLiftCallsInDirection_~i~2#1 := 1 + existInLiftCallsInDirection_~i~2#1; 5983#L1704-2true [2022-07-22 02:21:37,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:37,751 INFO L85 PathProgramCache]: Analyzing trace with hash -377515284, now seen corresponding path program 1 times [2022-07-22 02:21:37,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:37,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167922529] [2022-07-22 02:21:37,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:37,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:38,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:38,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:21:38,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167922529] [2022-07-22 02:21:38,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167922529] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:21:38,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:21:38,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:21:38,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138557130] [2022-07-22 02:21:38,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:21:38,207 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:21:38,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:38,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1111738493, now seen corresponding path program 1 times [2022-07-22 02:21:38,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:38,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26991323] [2022-07-22 02:21:38,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:38,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:38,224 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:21:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:38,248 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:21:38,300 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 02:21:38,301 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 02:21:38,301 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 02:21:38,301 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 02:21:38,301 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 02:21:38,301 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:38,302 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 02:21:38,302 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 02:21:38,302 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration1_Loop [2022-07-22 02:21:38,302 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 02:21:38,302 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 02:21:38,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:21:38,422 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 02:21:38,423 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 02:21:38,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:38,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:38,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:38,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-22 02:21:38,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:21:38,479 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:21:38,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-22 02:21:38,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:38,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:38,532 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:38,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-22 02:21:38,536 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 02:21:38,536 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:21:38,580 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 02:21:38,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-22 02:21:38,588 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 02:21:38,588 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 02:21:38,588 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 02:21:38,588 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 02:21:38,588 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 02:21:38,588 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:38,589 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 02:21:38,589 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 02:21:38,589 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration1_Loop [2022-07-22 02:21:38,589 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 02:21:38,589 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 02:21:38,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:21:38,642 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 02:21:38,646 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 02:21:38,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:38,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:38,651 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:38,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-22 02:21:38,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 02:21:38,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 02:21:38,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 02:21:38,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 02:21:38,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 02:21:38,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 02:21:38,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 02:21:38,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 02:21:38,682 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 02:21:38,689 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 02:21:38,689 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 02:21:38,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:38,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:38,696 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:38,706 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 02:21:38,706 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 02:21:38,706 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 02:21:38,707 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~2#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~2#1 Supporting invariants [] [2022-07-22 02:21:38,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-22 02:21:38,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-22 02:21:38,734 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 02:21:38,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:38,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 02:21:38,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 02:21:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:38,970 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-22 02:21:38,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 02:21:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:39,155 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2022-07-22 02:21:39,187 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:40,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-22 02:21:44,439 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9457 states, 9456 states have (on average 1.8765862944162437) internal successors, (17745), 9456 states have internal predecessors, (17745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 107651 states and 201837 transitions. Complement of second has 18 states. [2022-07-22 02:21:44,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2022-07-22 02:21:44,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:44,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 109799 transitions. [2022-07-22 02:21:44,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109799 transitions. Stem has 52 letters. Loop has 8 letters. [2022-07-22 02:21:44,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 02:21:44,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109799 transitions. Stem has 60 letters. Loop has 8 letters. [2022-07-22 02:21:44,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 02:21:44,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 109799 transitions. Stem has 52 letters. Loop has 16 letters. [2022-07-22 02:21:44,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 02:21:44,611 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107651 states and 201837 transitions. [2022-07-22 02:21:45,463 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 15168 [2022-07-22 02:21:45,894 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107651 states to 58440 states and 109522 transitions. [2022-07-22 02:21:45,895 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58410 [2022-07-22 02:21:45,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58411 [2022-07-22 02:21:45,987 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58440 states and 109522 transitions. [2022-07-22 02:21:45,990 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:21:45,990 INFO L369 hiAutomatonCegarLoop]: Abstraction has 58440 states and 109522 transitions. [2022-07-22 02:21:46,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58440 states and 109522 transitions. [2022-07-22 02:21:46,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58440 to 16991. [2022-07-22 02:21:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16991 states, 16991 states have (on average 1.8692837384497676) internal successors, (31761), 16990 states have internal predecessors, (31761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:47,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16991 states to 16991 states and 31761 transitions. [2022-07-22 02:21:47,240 INFO L392 hiAutomatonCegarLoop]: Abstraction has 16991 states and 31761 transitions. [2022-07-22 02:21:47,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:21:47,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 02:21:47,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 02:21:47,248 INFO L87 Difference]: Start difference. First operand 16991 states and 31761 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:47,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:21:47,737 INFO L93 Difference]: Finished difference Result 24550 states and 45741 transitions. [2022-07-22 02:21:47,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:21:47,739 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24550 states and 45741 transitions. [2022-07-22 02:21:47,894 INFO L131 ngComponentsAnalysis]: Automaton has 78 accepting balls. 8686 [2022-07-22 02:21:48,031 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24550 states to 24537 states and 45728 transitions. [2022-07-22 02:21:48,033 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24518 [2022-07-22 02:21:48,068 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24518 [2022-07-22 02:21:48,069 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24537 states and 45728 transitions. [2022-07-22 02:21:48,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:21:48,070 INFO L369 hiAutomatonCegarLoop]: Abstraction has 24537 states and 45728 transitions. [2022-07-22 02:21:48,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24537 states and 45728 transitions. [2022-07-22 02:21:48,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24537 to 9454. [2022-07-22 02:21:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9454 states, 9454 states have (on average 1.863655595515126) internal successors, (17619), 9453 states have internal predecessors, (17619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9454 states to 9454 states and 17619 transitions. [2022-07-22 02:21:48,560 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9454 states and 17619 transitions. [2022-07-22 02:21:48,560 INFO L374 stractBuchiCegarLoop]: Abstraction has 9454 states and 17619 transitions. [2022-07-22 02:21:48,560 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 02:21:48,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9454 states and 17619 transitions. [2022-07-22 02:21:48,598 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2377 [2022-07-22 02:21:48,598 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:21:48,598 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:21:48,600 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:48,600 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:48,600 INFO L752 eck$LassoCheckResult]: Stem: 168020#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 166207#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 165877#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 165878#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 162686#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 162687#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 168107#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 162380#L1917 assume !(0 == getOrigin_~person#1); 162381#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 160507#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 168298#L3097 assume 0 == initPersonOnFloor_~floor#1; 165351#L3098 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 160240#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 166369#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 161842#L2901-2 assume { :end_inline_callOnFloor } true; 167437#L3241 assume { :end_inline_initPersonOnFloor } true; 167438#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 167563#L1917-1 assume !(0 == getOrigin_~person#1); 164162#L1921-1 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 159687#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 166891#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 165302#L3098-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 159131#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 163377#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 164084#L2901-5 assume { :end_inline_callOnFloor } true; 164426#L3241-1 assume { :end_inline_initPersonOnFloor } true; 164427#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 163853#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 163854#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 167987#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 160361#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 160362#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 163579#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 163581#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 166694#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 165581#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 166151#L1397 assume !(0 != timeShift_~tmp___9~2#1); 165870#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 162728#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 162729#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 164734#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 164555#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 164556#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 166519#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 161378#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 159079#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 159080#L1156 assume !(1 == ~currentHeading~0); 159133#L1166 assume !(0 == ~currentFloorID~0); 159134#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 163573#L1172-1 assume { :end_inline_continueInDirection } true; 167220#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 161577#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 161579#L109 assume !(1 == ~prevDir~0); 165586#L135 assume 0 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 1;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 165851#L1700-2 assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~2#1 := 0;existInLiftCallsInDirection_~i~2#1 := 1 + ~currentFloorID~0; 161806#L1704-8 [2022-07-22 02:21:48,601 INFO L754 eck$LassoCheckResult]: Loop: 161806#L1704-8 assume !false; 161807#L1705-2 assume existInLiftCallsInDirection_~i~2#1 < 5; 162396#L1706-2 assume !(0 == existInLiftCallsInDirection_~i~2#1); 163541#L1719-2 assume !(1 == existInLiftCallsInDirection_~i~2#1); 163543#L1728-2 assume !(2 == existInLiftCallsInDirection_~i~2#1); 163998#L1737-2 assume !(3 == existInLiftCallsInDirection_~i~2#1); 166786#L1746-2 assume !(4 == existInLiftCallsInDirection_~i~2#1); 164898#L1747-5 existInLiftCallsInDirection_~i~2#1 := 1 + existInLiftCallsInDirection_~i~2#1; 161806#L1704-8 [2022-07-22 02:21:48,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:48,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1707394713, now seen corresponding path program 1 times [2022-07-22 02:21:48,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:48,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123780339] [2022-07-22 02:21:48,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:48,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:48,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:48,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:21:48,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123780339] [2022-07-22 02:21:48,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123780339] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:21:48,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:21:48,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 02:21:48,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084543961] [2022-07-22 02:21:48,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:21:48,677 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:21:48,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:48,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1105989763, now seen corresponding path program 1 times [2022-07-22 02:21:48,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:48,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910352154] [2022-07-22 02:21:48,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:48,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:48,684 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:21:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:48,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:21:48,732 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 02:21:48,733 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 02:21:48,733 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 02:21:48,733 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 02:21:48,733 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 02:21:48,733 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:48,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 02:21:48,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 02:21:48,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration2_Loop [2022-07-22 02:21:48,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 02:21:48,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 02:21:48,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:21:48,778 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 02:21:48,779 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 02:21:48,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:48,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:48,785 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:48,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-22 02:21:48,788 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:21:48,788 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:21:48,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-22 02:21:48,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:48,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:48,839 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:48,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-22 02:21:48,842 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 02:21:48,842 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:21:48,891 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 02:21:48,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-22 02:21:48,898 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 02:21:48,898 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 02:21:48,898 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 02:21:48,898 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 02:21:48,898 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 02:21:48,899 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:48,899 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 02:21:48,899 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 02:21:48,899 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product23.cil.c_Iteration2_Loop [2022-07-22 02:21:48,899 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 02:21:48,899 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 02:21:48,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:21:48,945 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 02:21:48,946 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 02:21:48,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:48,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:48,947 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:48,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-22 02:21:48,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 02:21:48,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 02:21:48,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 02:21:48,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 02:21:48,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 02:21:48,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 02:21:48,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 02:21:48,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 02:21:48,974 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 02:21:48,976 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-07-22 02:21:48,976 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 02:21:48,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:21:48,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:21:48,979 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:21:48,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-22 02:21:48,982 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 02:21:48,982 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 02:21:48,982 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 02:21:48,982 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~2#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~2#1 Supporting invariants [] [2022-07-22 02:21:49,009 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-22 02:21:49,010 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 02:21:49,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:49,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-22 02:21:49,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 02:21:49,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 02:21:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:49,401 WARN L261 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-22 02:21:49,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 02:21:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:49,542 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2022-07-22 02:21:49,542 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9454 states and 17619 transitions. cyclomatic complexity: 8199 Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:52,991 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9454 states and 17619 transitions. cyclomatic complexity: 8199. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 99878 states and 187113 transitions. Complement of second has 17 states. [2022-07-22 02:21:52,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2022-07-22 02:21:52,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 95284 transitions. [2022-07-22 02:21:53,209 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 95284 transitions. Stem has 55 letters. Loop has 8 letters. [2022-07-22 02:21:53,210 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 02:21:53,210 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 95284 transitions. Stem has 63 letters. Loop has 8 letters. [2022-07-22 02:21:53,211 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 02:21:53,211 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 95284 transitions. Stem has 55 letters. Loop has 16 letters. [2022-07-22 02:21:53,211 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 02:21:53,211 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 99878 states and 187113 transitions. [2022-07-22 02:21:53,649 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 15168 [2022-07-22 02:21:53,970 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 99878 states to 58446 states and 109429 transitions. [2022-07-22 02:21:53,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58397 [2022-07-22 02:21:54,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58398 [2022-07-22 02:21:54,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58446 states and 109429 transitions. [2022-07-22 02:21:54,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:21:54,027 INFO L369 hiAutomatonCegarLoop]: Abstraction has 58446 states and 109429 transitions. [2022-07-22 02:21:54,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58446 states and 109429 transitions. [2022-07-22 02:21:54,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58446 to 9478. [2022-07-22 02:21:54,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9478 states, 9478 states have (on average 1.8629457691496096) internal successors, (17657), 9477 states have internal predecessors, (17657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:54,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9478 states to 9478 states and 17657 transitions. [2022-07-22 02:21:54,802 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9478 states and 17657 transitions. [2022-07-22 02:21:54,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:21:54,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 02:21:54,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 02:21:54,804 INFO L87 Difference]: Start difference. First operand 9478 states and 17657 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:55,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:21:55,458 INFO L93 Difference]: Finished difference Result 28217 states and 52541 transitions. [2022-07-22 02:21:55,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:21:55,459 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28217 states and 52541 transitions. [2022-07-22 02:21:55,819 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-22 02:21:55,913 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28217 states to 28217 states and 52541 transitions. [2022-07-22 02:21:55,913 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28103 [2022-07-22 02:21:55,942 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28103 [2022-07-22 02:21:55,943 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28217 states and 52541 transitions. [2022-07-22 02:21:55,946 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:21:55,946 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28217 states and 52541 transitions. [2022-07-22 02:21:55,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28217 states and 52541 transitions. [2022-07-22 02:21:56,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28217 to 9493. [2022-07-22 02:21:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9493 states, 9493 states have (on average 1.8615822184767723) internal successors, (17672), 9492 states have internal predecessors, (17672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:56,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9493 states to 9493 states and 17672 transitions. [2022-07-22 02:21:56,215 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9493 states and 17672 transitions. [2022-07-22 02:21:56,216 INFO L374 stractBuchiCegarLoop]: Abstraction has 9493 states and 17672 transitions. [2022-07-22 02:21:56,216 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 02:21:56,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9493 states and 17672 transitions. [2022-07-22 02:21:56,252 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:21:56,253 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:21:56,253 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:21:56,255 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:56,255 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:21:56,256 INFO L752 eck$LassoCheckResult]: Stem: 315303#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 313480#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 313149#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 313150#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 309950#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 309951#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 315390#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 309643#L1917 assume !(0 == getOrigin_~person#1); 309644#L1921 assume !(1 == getOrigin_~person#1); 314886#L1925 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 307767#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 315581#L3097 assume 0 == initPersonOnFloor_~floor#1; 312623#L3098 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 307500#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 313643#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 309104#L2901-2 assume { :end_inline_callOnFloor } true; 314715#L3241 assume { :end_inline_initPersonOnFloor } true; 314716#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 314844#L1917-1 assume !(0 == getOrigin_~person#1); 311431#L1921-1 assume !(1 == getOrigin_~person#1); 309459#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 306949#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 314167#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 312574#L3098-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 306393#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 310641#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 311353#L2901-5 assume { :end_inline_callOnFloor } true; 311696#L3241-1 assume { :end_inline_initPersonOnFloor } true; 311697#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 311120#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 311121#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 315270#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 307621#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 307622#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 310846#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 310848#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 313968#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 312853#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 313424#L1397 assume !(0 != timeShift_~tmp___9~2#1); 313142#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 309992#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 309993#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 312004#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 311825#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 311826#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 313792#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 308638#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 306341#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 306342#L1156 assume !(1 == ~currentHeading~0); 306395#L1166 assume !(0 == ~currentFloorID~0); 306396#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 310840#L1172-1 assume { :end_inline_continueInDirection } true; 314498#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 308837#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 308839#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 308071#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 308072#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 313371#L1770-2 [2022-07-22 02:21:56,256 INFO L754 eck$LassoCheckResult]: Loop: 313371#L1770-2 assume !false; 309436#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 309437#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 306298#L1779-2 assume !false; 312675#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 312677#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 313371#L1770-2 [2022-07-22 02:21:56,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:56,257 INFO L85 PathProgramCache]: Analyzing trace with hash 992492226, now seen corresponding path program 1 times [2022-07-22 02:21:56,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:56,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470683788] [2022-07-22 02:21:56,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:56,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:56,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:21:56,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470683788] [2022-07-22 02:21:56,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470683788] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:21:56,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:21:56,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 02:21:56,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621309289] [2022-07-22 02:21:56,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:21:56,326 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:21:56,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:56,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 1 times [2022-07-22 02:21:56,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:56,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578435819] [2022-07-22 02:21:56,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:56,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:56,345 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:21:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:56,359 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:21:56,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:21:56,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 02:21:56,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 02:21:56,395 INFO L87 Difference]: Start difference. First operand 9493 states and 17672 transitions. cyclomatic complexity: 8214 Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:56,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:21:56,637 INFO L93 Difference]: Finished difference Result 18807 states and 35017 transitions. [2022-07-22 02:21:56,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 02:21:56,638 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18807 states and 35017 transitions. [2022-07-22 02:21:56,720 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4762 [2022-07-22 02:21:57,002 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18807 states to 18807 states and 35017 transitions. [2022-07-22 02:21:57,003 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18731 [2022-07-22 02:21:57,022 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18731 [2022-07-22 02:21:57,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18807 states and 35017 transitions. [2022-07-22 02:21:57,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:21:57,042 INFO L369 hiAutomatonCegarLoop]: Abstraction has 18807 states and 35017 transitions. [2022-07-22 02:21:57,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18807 states and 35017 transitions. [2022-07-22 02:21:57,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18807 to 9459. [2022-07-22 02:21:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9459 states, 9459 states have (on average 1.8610846812559467) internal successors, (17604), 9458 states have internal predecessors, (17604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:57,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9459 states to 9459 states and 17604 transitions. [2022-07-22 02:21:57,248 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9459 states and 17604 transitions. [2022-07-22 02:21:57,248 INFO L374 stractBuchiCegarLoop]: Abstraction has 9459 states and 17604 transitions. [2022-07-22 02:21:57,248 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 02:21:57,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9459 states and 17604 transitions. [2022-07-22 02:21:57,282 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:21:57,283 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:21:57,283 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:21:57,286 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:57,286 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:21:57,287 INFO L752 eck$LassoCheckResult]: Stem: 343581#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 341763#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 341435#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 341436#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 338249#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 338250#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 343668#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 337943#L1917 assume !(0 == getOrigin_~person#1); 337944#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 343164#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 343858#L3097 assume !(0 == initPersonOnFloor_~floor#1); 343773#L3124 assume !(1 == initPersonOnFloor_~floor#1); 335669#L3151 assume !(2 == initPersonOnFloor_~floor#1); 335670#L3178 assume 3 == initPersonOnFloor_~floor#1; 342020#L3179 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_3~0 := 1; 335806#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 341923#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 337406#L2901-2 assume { :end_inline_callOnFloor } true; 342994#L3241 assume { :end_inline_initPersonOnFloor } true; 342995#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 343123#L1917-1 assume !(0 == getOrigin_~person#1); 339725#L1921-1 assume !(1 == getOrigin_~person#1); 337759#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 335255#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 343896#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 340866#L3098-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 334699#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 338939#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 339647#L2901-5 assume { :end_inline_callOnFloor } true; 339990#L3241-1 assume { :end_inline_initPersonOnFloor } true; 339991#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 339416#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 339417#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 343549#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 335927#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 335928#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 339142#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 339144#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 342248#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 341140#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 341707#L1397 assume !(0 != timeShift_~tmp___9~2#1); 341428#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 338293#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 338294#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 340300#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 340119#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 340120#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 342072#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 336940#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 334647#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 334648#L1156 assume !(1 == ~currentHeading~0); 334701#L1166 assume !(0 == ~currentFloorID~0); 334702#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 339136#L1172-1 assume { :end_inline_continueInDirection } true; 342777#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 337139#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 337141#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 336373#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 336374#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 341657#L1770-2 [2022-07-22 02:21:57,287 INFO L754 eck$LassoCheckResult]: Loop: 341657#L1770-2 assume !false; 337736#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 337737#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 334607#L1779-2 assume !false; 340965#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 340967#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 341657#L1770-2 [2022-07-22 02:21:57,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:57,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1486168651, now seen corresponding path program 1 times [2022-07-22 02:21:57,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:57,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019454039] [2022-07-22 02:21:57,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:57,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:57,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:21:57,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019454039] [2022-07-22 02:21:57,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019454039] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:21:57,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:21:57,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:21:57,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680819678] [2022-07-22 02:21:57,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:21:57,355 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:21:57,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:57,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 2 times [2022-07-22 02:21:57,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:57,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443758907] [2022-07-22 02:21:57,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:57,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:57,363 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:21:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:57,370 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:21:57,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:21:57,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 02:21:57,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 02:21:57,392 INFO L87 Difference]: Start difference. First operand 9459 states and 17604 transitions. cyclomatic complexity: 8180 Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:57,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:21:57,760 INFO L93 Difference]: Finished difference Result 13205 states and 24576 transitions. [2022-07-22 02:21:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:21:57,761 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13205 states and 24576 transitions. [2022-07-22 02:21:57,818 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4394 [2022-07-22 02:21:57,863 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13205 states to 13205 states and 24576 transitions. [2022-07-22 02:21:57,864 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13167 [2022-07-22 02:21:57,873 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13167 [2022-07-22 02:21:57,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13205 states and 24576 transitions. [2022-07-22 02:21:57,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:21:57,875 INFO L369 hiAutomatonCegarLoop]: Abstraction has 13205 states and 24576 transitions. [2022-07-22 02:21:57,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13205 states and 24576 transitions. [2022-07-22 02:21:58,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13205 to 9459. [2022-07-22 02:21:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9459 states, 9459 states have (on average 1.8604503647320012) internal successors, (17598), 9458 states have internal predecessors, (17598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9459 states to 9459 states and 17598 transitions. [2022-07-22 02:21:58,243 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9459 states and 17598 transitions. [2022-07-22 02:21:58,243 INFO L374 stractBuchiCegarLoop]: Abstraction has 9459 states and 17598 transitions. [2022-07-22 02:21:58,243 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-22 02:21:58,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9459 states and 17598 transitions. [2022-07-22 02:21:58,282 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:21:58,282 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:21:58,282 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:21:58,283 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:58,283 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:21:58,284 INFO L752 eck$LassoCheckResult]: Stem: 366258#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 364440#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 364112#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 364113#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 360926#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 360927#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 366345#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 360620#L1917 assume !(0 == getOrigin_~person#1); 360621#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 365841#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 366535#L3097 assume !(0 == initPersonOnFloor_~floor#1); 366450#L3124 assume !(1 == initPersonOnFloor_~floor#1); 358344#L3151 assume !(2 == initPersonOnFloor_~floor#1); 358345#L3178 assume 3 == initPersonOnFloor_~floor#1; 364697#L3179 assume !(0 == initPersonOnFloor_~person#1); 361195#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 358483#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 364600#L2889 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 360083#L2901-2 assume { :end_inline_callOnFloor } true; 365671#L3241 assume { :end_inline_initPersonOnFloor } true; 365672#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 365800#L1917-1 assume !(0 == getOrigin_~person#1); 362402#L1921-1 assume !(1 == getOrigin_~person#1); 360436#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 357932#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 366577#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 363543#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 363406#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 357376#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 361616#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 362324#L2901-5 assume { :end_inline_callOnFloor } true; 362667#L3241-1 assume { :end_inline_initPersonOnFloor } true; 362668#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 362093#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 362094#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 366225#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 358604#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 358605#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 361819#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 361821#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 364925#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 363817#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 364384#L1397 assume !(0 != timeShift_~tmp___9~2#1); 364105#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 360968#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 360969#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 362975#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 362796#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 362797#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 364749#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 359617#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 357324#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 357325#L1156 assume !(1 == ~currentHeading~0); 357378#L1166 assume !(0 == ~currentFloorID~0); 357379#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 361813#L1172-1 assume { :end_inline_continueInDirection } true; 365454#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 359816#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 359818#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 359050#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 359051#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 364334#L1770-2 [2022-07-22 02:21:58,284 INFO L754 eck$LassoCheckResult]: Loop: 364334#L1770-2 assume !false; 360413#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 360414#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 357281#L1779-2 assume !false; 363642#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 363644#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 364334#L1770-2 [2022-07-22 02:21:58,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:58,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1146851719, now seen corresponding path program 1 times [2022-07-22 02:21:58,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:58,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699390600] [2022-07-22 02:21:58,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:58,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:58,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:58,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:21:58,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699390600] [2022-07-22 02:21:58,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699390600] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:21:58,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:21:58,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 02:21:58,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235795646] [2022-07-22 02:21:58,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:21:58,330 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:21:58,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:58,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 3 times [2022-07-22 02:21:58,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:58,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989518717] [2022-07-22 02:21:58,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:58,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:58,340 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:21:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:58,346 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:21:58,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:21:58,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 02:21:58,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 02:21:58,364 INFO L87 Difference]: Start difference. First operand 9459 states and 17598 transitions. cyclomatic complexity: 8174 Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:58,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:21:58,854 INFO L93 Difference]: Finished difference Result 28176 states and 52455 transitions. [2022-07-22 02:21:58,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:21:58,855 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28176 states and 52455 transitions. [2022-07-22 02:21:59,178 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-22 02:21:59,276 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28176 states to 28176 states and 52455 transitions. [2022-07-22 02:21:59,276 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28062 [2022-07-22 02:21:59,301 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28062 [2022-07-22 02:21:59,301 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28176 states and 52455 transitions. [2022-07-22 02:21:59,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:21:59,306 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28176 states and 52455 transitions. [2022-07-22 02:21:59,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28176 states and 52455 transitions. [2022-07-22 02:21:59,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28176 to 9463. [2022-07-22 02:21:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9463 states, 9463 states have (on average 1.8599809785480292) internal successors, (17601), 9462 states have internal predecessors, (17601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:21:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9463 states to 9463 states and 17601 transitions. [2022-07-22 02:21:59,519 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9463 states and 17601 transitions. [2022-07-22 02:21:59,519 INFO L374 stractBuchiCegarLoop]: Abstraction has 9463 states and 17601 transitions. [2022-07-22 02:21:59,519 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-22 02:21:59,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9463 states and 17601 transitions. [2022-07-22 02:21:59,562 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:21:59,562 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:21:59,562 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:21:59,563 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:21:59,563 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:21:59,564 INFO L752 eck$LassoCheckResult]: Stem: 403906#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 402087#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 401759#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 401760#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 398572#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 398573#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 403993#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 398266#L1917 assume !(0 == getOrigin_~person#1); 398267#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 403488#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 404183#L3097 assume !(0 == initPersonOnFloor_~floor#1); 404098#L3124 assume !(1 == initPersonOnFloor_~floor#1); 395989#L3151 assume !(2 == initPersonOnFloor_~floor#1); 395990#L3178 assume 3 == initPersonOnFloor_~floor#1; 402344#L3179 assume !(0 == initPersonOnFloor_~person#1); 398841#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 396128#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 402247#L2889 assume !(0 == callOnFloor_~floorID#1); 397728#L2892 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 397729#L2901-2 assume { :end_inline_callOnFloor } true; 403318#L3241 assume { :end_inline_initPersonOnFloor } true; 403319#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 403447#L1917-1 assume !(0 == getOrigin_~person#1); 400048#L1921-1 assume !(1 == getOrigin_~person#1); 398082#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 395576#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 404220#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 401190#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 401053#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 395020#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 399262#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 400900#L2901-5 assume { :end_inline_callOnFloor } true; 400313#L3241-1 assume { :end_inline_initPersonOnFloor } true; 400314#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 399739#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 399740#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 403874#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 396249#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 396250#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 399465#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 399467#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 402572#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 401464#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 402031#L1397 assume !(0 != timeShift_~tmp___9~2#1); 401752#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 398614#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 398615#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 400621#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 400442#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 400443#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 402396#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 397262#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 394968#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 394969#L1156 assume !(1 == ~currentHeading~0); 395022#L1166 assume !(0 == ~currentFloorID~0); 395023#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 399459#L1172-1 assume { :end_inline_continueInDirection } true; 403101#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 397461#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 397463#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 396695#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 396696#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 401981#L1770-2 [2022-07-22 02:21:59,564 INFO L754 eck$LassoCheckResult]: Loop: 401981#L1770-2 assume !false; 398059#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 398060#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 394925#L1779-2 assume !false; 401289#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 401291#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 401981#L1770-2 [2022-07-22 02:21:59,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:59,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1965093356, now seen corresponding path program 1 times [2022-07-22 02:21:59,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:59,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899437656] [2022-07-22 02:21:59,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:59,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:21:59,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:21:59,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:21:59,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899437656] [2022-07-22 02:21:59,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899437656] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:21:59,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:21:59,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 02:21:59,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956896537] [2022-07-22 02:21:59,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:21:59,635 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:21:59,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:21:59,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 4 times [2022-07-22 02:21:59,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:21:59,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547079106] [2022-07-22 02:21:59,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:21:59,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:21:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:59,647 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:21:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:21:59,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:21:59,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:21:59,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 02:21:59,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 02:21:59,672 INFO L87 Difference]: Start difference. First operand 9463 states and 17601 transitions. cyclomatic complexity: 8173 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:00,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:00,296 INFO L93 Difference]: Finished difference Result 28181 states and 52457 transitions. [2022-07-22 02:22:00,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:22:00,297 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28181 states and 52457 transitions. [2022-07-22 02:22:00,458 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-22 02:22:00,815 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28181 states to 28181 states and 52457 transitions. [2022-07-22 02:22:00,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28067 [2022-07-22 02:22:00,837 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28067 [2022-07-22 02:22:00,837 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28181 states and 52457 transitions. [2022-07-22 02:22:00,839 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:00,839 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28181 states and 52457 transitions. [2022-07-22 02:22:00,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28181 states and 52457 transitions. [2022-07-22 02:22:00,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28181 to 9469. [2022-07-22 02:22:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9469 states, 9469 states have (on average 1.8593304467208787) internal successors, (17606), 9468 states have internal predecessors, (17606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:01,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9469 states to 9469 states and 17606 transitions. [2022-07-22 02:22:01,021 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9469 states and 17606 transitions. [2022-07-22 02:22:01,021 INFO L374 stractBuchiCegarLoop]: Abstraction has 9469 states and 17606 transitions. [2022-07-22 02:22:01,021 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-22 02:22:01,021 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9469 states and 17606 transitions. [2022-07-22 02:22:01,047 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:22:01,048 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:01,048 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:01,048 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:01,048 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:01,049 INFO L752 eck$LassoCheckResult]: Stem: 441563#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 439742#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 439414#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 439415#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 436225#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 436226#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 441650#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 435918#L1917 assume !(0 == getOrigin_~person#1); 435919#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 441145#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 441840#L3097 assume !(0 == initPersonOnFloor_~floor#1); 441755#L3124 assume !(1 == initPersonOnFloor_~floor#1); 433642#L3151 assume !(2 == initPersonOnFloor_~floor#1); 433643#L3178 assume 3 == initPersonOnFloor_~floor#1; 439999#L3179 assume !(0 == initPersonOnFloor_~person#1); 436495#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 433781#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 439902#L2889 assume !(0 == callOnFloor_~floorID#1); 435381#L2892 assume !(1 == callOnFloor_~floorID#1); 435382#L2895 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 440201#L2901-2 assume { :end_inline_callOnFloor } true; 440975#L3241 assume { :end_inline_initPersonOnFloor } true; 440976#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 441104#L1917-1 assume !(0 == getOrigin_~person#1); 437702#L1921-1 assume !(1 == getOrigin_~person#1); 435734#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 433229#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 441877#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 438844#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 438707#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 432673#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 441887#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 438554#L2901-5 assume { :end_inline_callOnFloor } true; 437967#L3241-1 assume { :end_inline_initPersonOnFloor } true; 437968#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 437393#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 437394#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 441530#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 433902#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 433903#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 437119#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 437121#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 440228#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 439119#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 439686#L1397 assume !(0 != timeShift_~tmp___9~2#1); 439407#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 436267#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 436268#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 438275#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 438096#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 438097#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 440051#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 434915#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 432621#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 432622#L1156 assume !(1 == ~currentHeading~0); 432675#L1166 assume !(0 == ~currentFloorID~0); 432676#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 437113#L1172-1 assume { :end_inline_continueInDirection } true; 440757#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 435114#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 435116#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 434348#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 434349#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 439636#L1770-2 [2022-07-22 02:22:01,049 INFO L754 eck$LassoCheckResult]: Loop: 439636#L1770-2 assume !false; 435711#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 435712#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 432578#L1779-2 assume !false; 438943#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 438945#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 439636#L1770-2 [2022-07-22 02:22:01,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:01,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1905684660, now seen corresponding path program 1 times [2022-07-22 02:22:01,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:01,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662062814] [2022-07-22 02:22:01,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:01,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:01,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:01,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:01,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662062814] [2022-07-22 02:22:01,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662062814] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:01,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:01,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 02:22:01,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748680806] [2022-07-22 02:22:01,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:01,095 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:01,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:01,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 5 times [2022-07-22 02:22:01,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:01,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120616468] [2022-07-22 02:22:01,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:01,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:01,103 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:01,107 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:01,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:01,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 02:22:01,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 02:22:01,126 INFO L87 Difference]: Start difference. First operand 9469 states and 17606 transitions. cyclomatic complexity: 8172 Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:01,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:01,561 INFO L93 Difference]: Finished difference Result 28188 states and 52461 transitions. [2022-07-22 02:22:01,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:22:01,562 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28188 states and 52461 transitions. [2022-07-22 02:22:01,689 INFO L131 ngComponentsAnalysis]: Automaton has 99 accepting balls. 7143 [2022-07-22 02:22:01,790 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28188 states to 28188 states and 52461 transitions. [2022-07-22 02:22:01,790 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28074 [2022-07-22 02:22:01,816 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28074 [2022-07-22 02:22:01,816 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28188 states and 52461 transitions. [2022-07-22 02:22:01,830 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:01,830 INFO L369 hiAutomatonCegarLoop]: Abstraction has 28188 states and 52461 transitions. [2022-07-22 02:22:01,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28188 states and 52461 transitions. [2022-07-22 02:22:02,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28188 to 9477. [2022-07-22 02:22:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9477 states, 9477 states have (on average 1.8584995251661918) internal successors, (17613), 9476 states have internal predecessors, (17613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:02,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9477 states to 9477 states and 17613 transitions. [2022-07-22 02:22:02,276 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9477 states and 17613 transitions. [2022-07-22 02:22:02,276 INFO L374 stractBuchiCegarLoop]: Abstraction has 9477 states and 17613 transitions. [2022-07-22 02:22:02,276 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-22 02:22:02,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9477 states and 17613 transitions. [2022-07-22 02:22:02,298 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:22:02,298 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:02,298 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:02,299 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:02,299 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:02,299 INFO L752 eck$LassoCheckResult]: Stem: 479229#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 477409#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 477081#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 477082#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 473891#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 473892#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 479316#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 473583#L1917 assume !(0 == getOrigin_~person#1); 473584#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 478813#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 479507#L3097 assume !(0 == initPersonOnFloor_~floor#1); 479422#L3124 assume !(1 == initPersonOnFloor_~floor#1); 471310#L3151 assume !(2 == initPersonOnFloor_~floor#1); 471311#L3178 assume 3 == initPersonOnFloor_~floor#1; 477666#L3179 assume !(0 == initPersonOnFloor_~person#1); 474161#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 471447#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 477569#L2889 assume !(0 == callOnFloor_~floorID#1); 473046#L2892 assume !(1 == callOnFloor_~floorID#1); 473047#L2895 assume !(2 == callOnFloor_~floorID#1); 477868#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 479357#L2901-2 assume { :end_inline_callOnFloor } true; 478642#L3241 assume { :end_inline_initPersonOnFloor } true; 478643#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 478771#L1917-1 assume !(0 == getOrigin_~person#1); 475368#L1921-1 assume !(1 == getOrigin_~person#1); 473399#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 470895#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 479544#L3097-1 assume 0 == initPersonOnFloor_~floor#1; 476511#L3098-2 assume !(0 == initPersonOnFloor_~person#1); 476374#L3101-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 470339#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 479555#L2889-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 476221#L2901-5 assume { :end_inline_callOnFloor } true; 475634#L3241-1 assume { :end_inline_initPersonOnFloor } true; 475635#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 475060#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 475061#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 479197#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 471568#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 471569#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 474786#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 474788#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 477894#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 476785#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 477353#L1397 assume !(0 != timeShift_~tmp___9~2#1); 477074#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 473935#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 473936#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 475944#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 475763#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 475764#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 477718#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 472580#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 470287#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 470288#L1156 assume !(1 == ~currentHeading~0); 470341#L1166 assume !(0 == ~currentFloorID~0); 470342#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 474780#L1172-1 assume { :end_inline_continueInDirection } true; 478424#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 472779#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 472781#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 472013#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 472014#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 477303#L1770-2 [2022-07-22 02:22:02,300 INFO L754 eck$LassoCheckResult]: Loop: 477303#L1770-2 assume !false; 473376#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 473377#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 470247#L1779-2 assume !false; 476610#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 476612#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 477303#L1770-2 [2022-07-22 02:22:02,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:02,300 INFO L85 PathProgramCache]: Analyzing trace with hash 812216559, now seen corresponding path program 1 times [2022-07-22 02:22:02,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:02,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161838655] [2022-07-22 02:22:02,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:02,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:02,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:02,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161838655] [2022-07-22 02:22:02,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161838655] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:02,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:02,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:22:02,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458736959] [2022-07-22 02:22:02,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:02,372 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:02,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:02,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 6 times [2022-07-22 02:22:02,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:02,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035782479] [2022-07-22 02:22:02,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:02,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:02,382 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:02,389 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:02,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:02,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 02:22:02,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 02:22:02,407 INFO L87 Difference]: Start difference. First operand 9477 states and 17613 transitions. cyclomatic complexity: 8171 Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:02,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:02,893 INFO L93 Difference]: Finished difference Result 20771 states and 38642 transitions. [2022-07-22 02:22:02,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 02:22:02,896 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20771 states and 38642 transitions. [2022-07-22 02:22:03,008 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8420 [2022-07-22 02:22:03,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20771 states to 20771 states and 38642 transitions. [2022-07-22 02:22:03,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20733 [2022-07-22 02:22:03,108 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20733 [2022-07-22 02:22:03,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20771 states and 38642 transitions. [2022-07-22 02:22:03,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:03,117 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20771 states and 38642 transitions. [2022-07-22 02:22:03,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20771 states and 38642 transitions. [2022-07-22 02:22:03,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20771 to 9463. [2022-07-22 02:22:03,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9463 states, 9463 states have (on average 1.858501532283631) internal successors, (17587), 9462 states have internal predecessors, (17587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9463 states to 9463 states and 17587 transitions. [2022-07-22 02:22:03,284 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9463 states and 17587 transitions. [2022-07-22 02:22:03,284 INFO L374 stractBuchiCegarLoop]: Abstraction has 9463 states and 17587 transitions. [2022-07-22 02:22:03,284 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-22 02:22:03,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9463 states and 17587 transitions. [2022-07-22 02:22:03,310 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:22:03,310 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:03,310 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:03,311 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:03,311 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:03,312 INFO L752 eck$LassoCheckResult]: Stem: 509485#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 507666#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 507338#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 507339#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 504150#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 504151#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 509572#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 503841#L1917 assume !(0 == getOrigin_~person#1); 503842#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 509068#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 509763#L3097 assume !(0 == initPersonOnFloor_~floor#1); 509678#L3124 assume !(1 == initPersonOnFloor_~floor#1); 501569#L3151 assume !(2 == initPersonOnFloor_~floor#1); 501570#L3178 assume 3 == initPersonOnFloor_~floor#1; 507923#L3179 assume !(0 == initPersonOnFloor_~person#1); 504421#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 501706#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 507826#L2889 assume !(0 == callOnFloor_~floorID#1); 503305#L2892 assume !(1 == callOnFloor_~floorID#1); 503306#L2895 assume !(2 == callOnFloor_~floorID#1); 508125#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 509613#L2901-2 assume { :end_inline_callOnFloor } true; 508897#L3241 assume { :end_inline_initPersonOnFloor } true; 508898#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 509027#L1917-1 assume !(0 == getOrigin_~person#1); 505629#L1921-1 assume !(1 == getOrigin_~person#1); 503656#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 503657#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 508350#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 504198#L3124-1 assume 1 == initPersonOnFloor_~floor#1; 504199#L3125-2 assume !(0 == initPersonOnFloor_~person#1); 509097#L3128-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_1~0 := 1; 504083#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 509806#L2889-2 assume !(0 == callOnFloor_~floorID#1); 509804#L2892-2 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 506480#L2901-5 assume { :end_inline_callOnFloor } true; 505893#L3241-1 assume { :end_inline_initPersonOnFloor } true; 505894#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 505320#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 505321#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 509453#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 501827#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 501828#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 505045#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 505047#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 508151#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 507043#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 507610#L1397 assume !(0 != timeShift_~tmp___9~2#1); 507331#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 504194#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 504195#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 506201#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 506022#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 506023#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 507975#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 502839#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 500551#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 500552#L1156 assume !(1 == ~currentHeading~0); 500602#L1166 assume !(0 == ~currentFloorID~0); 500603#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 505039#L1172-1 assume { :end_inline_continueInDirection } true; 508680#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 503038#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 503040#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 502272#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 502273#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 507560#L1770-2 [2022-07-22 02:22:03,312 INFO L754 eck$LassoCheckResult]: Loop: 507560#L1770-2 assume !false; 503633#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 503634#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 500508#L1779-2 assume !false; 506869#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 506871#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 507560#L1770-2 [2022-07-22 02:22:03,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:03,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1877153083, now seen corresponding path program 1 times [2022-07-22 02:22:03,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:03,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816251078] [2022-07-22 02:22:03,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:03,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:03,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:03,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816251078] [2022-07-22 02:22:03,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816251078] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:03,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:03,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:22:03,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302517968] [2022-07-22 02:22:03,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:03,504 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:03,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:03,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 7 times [2022-07-22 02:22:03,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:03,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20536754] [2022-07-22 02:22:03,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:03,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:03,510 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:03,514 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:03,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:03,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 02:22:03,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 02:22:03,531 INFO L87 Difference]: Start difference. First operand 9463 states and 17587 transitions. cyclomatic complexity: 8159 Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:03,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:03,976 INFO L93 Difference]: Finished difference Result 20745 states and 38593 transitions. [2022-07-22 02:22:03,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 02:22:03,977 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20745 states and 38593 transitions. [2022-07-22 02:22:04,069 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8420 [2022-07-22 02:22:04,136 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20745 states to 20745 states and 38593 transitions. [2022-07-22 02:22:04,137 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20707 [2022-07-22 02:22:04,158 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20707 [2022-07-22 02:22:04,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20745 states and 38593 transitions. [2022-07-22 02:22:04,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:04,167 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20745 states and 38593 transitions. [2022-07-22 02:22:04,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20745 states and 38593 transitions. [2022-07-22 02:22:04,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20745 to 9457. [2022-07-22 02:22:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9457 states, 9457 states have (on average 1.858306016707201) internal successors, (17574), 9456 states have internal predecessors, (17574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 9457 states and 17574 transitions. [2022-07-22 02:22:04,345 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9457 states and 17574 transitions. [2022-07-22 02:22:04,345 INFO L374 stractBuchiCegarLoop]: Abstraction has 9457 states and 17574 transitions. [2022-07-22 02:22:04,346 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-22 02:22:04,346 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9457 states and 17574 transitions. [2022-07-22 02:22:04,372 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:22:04,372 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:04,372 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:04,373 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:04,373 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:04,373 INFO L752 eck$LassoCheckResult]: Stem: 539703#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 537888#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 537560#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 537561#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 534371#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 534372#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 539790#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 534065#L1917 assume !(0 == getOrigin_~person#1); 534066#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 539289#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 539983#L3097 assume !(0 == initPersonOnFloor_~floor#1); 539896#L3124 assume !(1 == initPersonOnFloor_~floor#1); 531791#L3151 assume !(2 == initPersonOnFloor_~floor#1); 531792#L3178 assume 3 == initPersonOnFloor_~floor#1; 538145#L3179 assume !(0 == initPersonOnFloor_~person#1); 534641#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 531930#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 538048#L2889 assume !(0 == callOnFloor_~floorID#1); 533529#L2892 assume !(1 == callOnFloor_~floorID#1); 533530#L2895 assume !(2 == callOnFloor_~floorID#1); 538347#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 539831#L2901-2 assume { :end_inline_callOnFloor } true; 539120#L3241 assume { :end_inline_initPersonOnFloor } true; 539121#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 539248#L1917-1 assume !(0 == getOrigin_~person#1); 535849#L1921-1 assume !(1 == getOrigin_~person#1); 533880#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 533881#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 538572#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 534419#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 534420#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 534896#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 534897#L3155-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_2~0 := 1; 535062#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 535063#L2889-2 assume !(0 == callOnFloor_~floorID#1); 537245#L2892-2 assume !(1 == callOnFloor_~floorID#1); 537246#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 536700#L2901-5 assume { :end_inline_callOnFloor } true; 536113#L3241-1 assume { :end_inline_initPersonOnFloor } true; 536114#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 535540#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 535541#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 539671#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 532051#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 532052#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 535266#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 535268#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 538373#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 537264#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 537832#L1397 assume !(0 != timeShift_~tmp___9~2#1); 537553#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 534415#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 534416#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 536421#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 536242#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 536243#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 538197#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 533063#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 530775#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 530776#L1156 assume !(1 == ~currentHeading~0); 530826#L1166 assume !(0 == ~currentFloorID~0); 530827#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 535260#L1172-1 assume { :end_inline_continueInDirection } true; 538903#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 533262#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 533264#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 532496#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 532497#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 537782#L1770-2 [2022-07-22 02:22:04,373 INFO L754 eck$LassoCheckResult]: Loop: 537782#L1770-2 assume !false; 533857#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 533858#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 530732#L1779-2 assume !false; 537089#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 537091#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 537782#L1770-2 [2022-07-22 02:22:04,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:04,374 INFO L85 PathProgramCache]: Analyzing trace with hash -2042376538, now seen corresponding path program 1 times [2022-07-22 02:22:04,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:04,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309573788] [2022-07-22 02:22:04,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:04,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:04,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:04,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309573788] [2022-07-22 02:22:04,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309573788] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:04,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:04,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 02:22:04,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968123128] [2022-07-22 02:22:04,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:04,413 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:04,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:04,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 8 times [2022-07-22 02:22:04,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:04,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244476106] [2022-07-22 02:22:04,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:04,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:04,422 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:04,425 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:04,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:04,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 02:22:04,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 02:22:04,442 INFO L87 Difference]: Start difference. First operand 9457 states and 17574 transitions. cyclomatic complexity: 8152 Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:04,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:04,932 INFO L93 Difference]: Finished difference Result 13244 states and 24603 transitions. [2022-07-22 02:22:04,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:22:04,935 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13244 states and 24603 transitions. [2022-07-22 02:22:04,996 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4394 [2022-07-22 02:22:05,035 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13244 states to 13244 states and 24603 transitions. [2022-07-22 02:22:05,036 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13206 [2022-07-22 02:22:05,045 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13206 [2022-07-22 02:22:05,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13244 states and 24603 transitions. [2022-07-22 02:22:05,046 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:05,046 INFO L369 hiAutomatonCegarLoop]: Abstraction has 13244 states and 24603 transitions. [2022-07-22 02:22:05,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13244 states and 24603 transitions. [2022-07-22 02:22:05,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13244 to 9457. [2022-07-22 02:22:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9457 states, 9457 states have (on average 1.8574600824785872) internal successors, (17566), 9456 states have internal predecessors, (17566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:05,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 9457 states and 17566 transitions. [2022-07-22 02:22:05,178 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9457 states and 17566 transitions. [2022-07-22 02:22:05,178 INFO L374 stractBuchiCegarLoop]: Abstraction has 9457 states and 17566 transitions. [2022-07-22 02:22:05,179 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-22 02:22:05,179 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9457 states and 17566 transitions. [2022-07-22 02:22:05,208 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:22:05,208 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:05,208 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:05,209 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:05,209 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:05,209 INFO L752 eck$LassoCheckResult]: Stem: 562410#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 560594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 560265#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 560266#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 557082#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 557083#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 562497#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 556776#L1917 assume !(0 == getOrigin_~person#1); 556777#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 561996#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 562688#L3097 assume !(0 == initPersonOnFloor_~floor#1); 562603#L3124 assume !(1 == initPersonOnFloor_~floor#1); 554502#L3151 assume !(2 == initPersonOnFloor_~floor#1); 554503#L3178 assume 3 == initPersonOnFloor_~floor#1; 560851#L3179 assume !(0 == initPersonOnFloor_~person#1); 557351#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 554641#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 560754#L2889 assume !(0 == callOnFloor_~floorID#1); 556240#L2892 assume !(1 == callOnFloor_~floorID#1); 556241#L2895 assume !(2 == callOnFloor_~floorID#1); 561053#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 562538#L2901-2 assume { :end_inline_callOnFloor } true; 561827#L3241 assume { :end_inline_initPersonOnFloor } true; 561828#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 561955#L1917-1 assume !(0 == getOrigin_~person#1); 558558#L1921-1 assume !(1 == getOrigin_~person#1); 556591#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 556592#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 561278#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 557130#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 557131#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 557604#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 557605#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 560105#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 558146#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 562739#L2889-2 assume !(0 == callOnFloor_~floorID#1); 562738#L2892-2 assume !(1 == callOnFloor_~floorID#1); 562737#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 559409#L2901-5 assume { :end_inline_callOnFloor } true; 558821#L3241-1 assume { :end_inline_initPersonOnFloor } true; 558822#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 558250#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 558251#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 562377#L2826 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 554762#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 554763#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 557975#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 557977#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 561079#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 559970#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 560538#L1397 assume !(0 != timeShift_~tmp___9~2#1); 560258#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 557124#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 557125#L2826-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 559130#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 558950#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 558951#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 560903#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 555774#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 553486#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 553487#L1156 assume !(1 == ~currentHeading~0); 553537#L1166 assume !(0 == ~currentFloorID~0); 553538#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 557969#L1172-1 assume { :end_inline_continueInDirection } true; 561610#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 555973#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 555975#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 555207#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 555208#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 560488#L1770-2 [2022-07-22 02:22:05,209 INFO L754 eck$LassoCheckResult]: Loop: 560488#L1770-2 assume !false; 556568#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 556569#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 553443#L1779-2 assume !false; 559796#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 559798#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 560488#L1770-2 [2022-07-22 02:22:05,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:05,210 INFO L85 PathProgramCache]: Analyzing trace with hash 413234797, now seen corresponding path program 1 times [2022-07-22 02:22:05,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:05,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629469307] [2022-07-22 02:22:05,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:05,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:05,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:05,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629469307] [2022-07-22 02:22:05,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629469307] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:05,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:05,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 02:22:05,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582322171] [2022-07-22 02:22:05,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:05,252 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:05,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:05,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 9 times [2022-07-22 02:22:05,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:05,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059696644] [2022-07-22 02:22:05,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:05,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:05,256 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:05,260 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:05,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:05,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 02:22:05,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 02:22:05,276 INFO L87 Difference]: Start difference. First operand 9457 states and 17566 transitions. cyclomatic complexity: 8144 Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:08,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:08,353 INFO L93 Difference]: Finished difference Result 16605 states and 30346 transitions. [2022-07-22 02:22:08,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 02:22:08,353 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16605 states and 30346 transitions. [2022-07-22 02:22:08,431 INFO L131 ngComponentsAnalysis]: Automaton has 65 accepting balls. 4292 [2022-07-22 02:22:08,484 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16605 states to 16605 states and 30346 transitions. [2022-07-22 02:22:08,484 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16529 [2022-07-22 02:22:08,501 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16529 [2022-07-22 02:22:08,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16605 states and 30346 transitions. [2022-07-22 02:22:08,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:08,502 INFO L369 hiAutomatonCegarLoop]: Abstraction has 16605 states and 30346 transitions. [2022-07-22 02:22:08,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16605 states and 30346 transitions. [2022-07-22 02:22:08,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16605 to 9457. [2022-07-22 02:22:08,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9457 states, 9457 states have (on average 1.8172782066194353) internal successors, (17186), 9456 states have internal predecessors, (17186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:08,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 9457 states and 17186 transitions. [2022-07-22 02:22:08,796 INFO L392 hiAutomatonCegarLoop]: Abstraction has 9457 states and 17186 transitions. [2022-07-22 02:22:08,796 INFO L374 stractBuchiCegarLoop]: Abstraction has 9457 states and 17186 transitions. [2022-07-22 02:22:08,796 INFO L287 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-22 02:22:08,797 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9457 states and 17186 transitions. [2022-07-22 02:22:08,817 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 2381 [2022-07-22 02:22:08,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:08,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:08,818 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:08,818 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:08,819 INFO L752 eck$LassoCheckResult]: Stem: 588478#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 586642#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 586313#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 586314#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 583126#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 583127#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 588565#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 582821#L1917 assume !(0 == getOrigin_~person#1); 582822#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 588061#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 588758#L3097 assume !(0 == initPersonOnFloor_~floor#1); 588672#L3124 assume !(1 == initPersonOnFloor_~floor#1); 580563#L3151 assume !(2 == initPersonOnFloor_~floor#1); 580564#L3178 assume 3 == initPersonOnFloor_~floor#1; 586901#L3179 assume !(0 == initPersonOnFloor_~person#1); 583395#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 580700#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 586801#L2889 assume !(0 == callOnFloor_~floorID#1); 582287#L2892 assume !(1 == callOnFloor_~floorID#1); 582288#L2895 assume !(2 == callOnFloor_~floorID#1); 587105#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 588606#L2901-2 assume { :end_inline_callOnFloor } true; 587887#L3241 assume { :end_inline_initPersonOnFloor } true; 587888#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 588018#L1917-1 assume !(0 == getOrigin_~person#1); 584600#L1921-1 assume !(1 == getOrigin_~person#1); 582635#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 582636#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 587333#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 583174#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 583175#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 583647#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 583648#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 586153#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 584187#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 588795#L2889-2 assume !(0 == callOnFloor_~floorID#1); 588794#L2892-2 assume !(1 == callOnFloor_~floorID#1); 588793#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 585451#L2901-5 assume { :end_inline_callOnFloor } true; 584864#L3241-1 assume { :end_inline_initPersonOnFloor } true; 584865#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 584292#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 584293#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 588445#L2826 assume !(0 == isFloorCalling_~floorID#1); 584637#L2830 assume !(1 == isFloorCalling_~floorID#1); 584638#L2834 assume !(2 == isFloorCalling_~floorID#1); 588682#L2838 assume !(3 == isFloorCalling_~floorID#1); 581049#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 580822#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 580823#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 584017#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 584019#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 587133#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 586016#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 586586#L1397 assume !(0 != timeShift_~tmp___9~2#1); 586306#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 583168#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 583169#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 587358#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 585172#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 585173#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 588256#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 588064#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 584992#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 584993#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 586953#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 581825#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 579556#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 579557#L1156 assume !(1 == ~currentHeading~0); 579607#L1166 assume !(0 == ~currentFloorID~0); 579608#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 584011#L1172-1 assume { :end_inline_continueInDirection } true; 587668#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 582022#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 582024#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 581264#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 581265#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 586535#L1770-2 [2022-07-22 02:22:08,819 INFO L754 eck$LassoCheckResult]: Loop: 586535#L1770-2 assume !false; 582612#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 582613#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 579514#L1779-2 assume !false; 585841#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 585843#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 586535#L1770-2 [2022-07-22 02:22:08,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:08,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1062454361, now seen corresponding path program 1 times [2022-07-22 02:22:08,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:08,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837042757] [2022-07-22 02:22:08,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:08,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:08,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:08,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837042757] [2022-07-22 02:22:08,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837042757] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:08,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:08,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:22:08,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686189599] [2022-07-22 02:22:08,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:08,881 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:08,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:08,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 10 times [2022-07-22 02:22:08,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:08,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772350747] [2022-07-22 02:22:08,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:08,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:08,886 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:08,889 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:08,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:08,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 02:22:08,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 02:22:08,907 INFO L87 Difference]: Start difference. First operand 9457 states and 17186 transitions. cyclomatic complexity: 7764 Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:16,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:16,184 INFO L93 Difference]: Finished difference Result 64671 states and 118519 transitions. [2022-07-22 02:22:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-22 02:22:16,185 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64671 states and 118519 transitions. [2022-07-22 02:22:16,464 INFO L131 ngComponentsAnalysis]: Automaton has 354 accepting balls. 15191 [2022-07-22 02:22:16,707 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64671 states to 64671 states and 118519 transitions. [2022-07-22 02:22:16,707 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64291 [2022-07-22 02:22:16,756 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64291 [2022-07-22 02:22:16,757 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64671 states and 118519 transitions. [2022-07-22 02:22:16,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:16,759 INFO L369 hiAutomatonCegarLoop]: Abstraction has 64671 states and 118519 transitions. [2022-07-22 02:22:16,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64671 states and 118519 transitions. [2022-07-22 02:22:17,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64671 to 18758. [2022-07-22 02:22:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18758 states, 18758 states have (on average 1.8183708284465294) internal successors, (34109), 18757 states have internal predecessors, (34109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18758 states to 18758 states and 34109 transitions. [2022-07-22 02:22:17,472 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18758 states and 34109 transitions. [2022-07-22 02:22:17,472 INFO L374 stractBuchiCegarLoop]: Abstraction has 18758 states and 34109 transitions. [2022-07-22 02:22:17,472 INFO L287 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-22 02:22:17,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18758 states and 34109 transitions. [2022-07-22 02:22:17,524 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4736 [2022-07-22 02:22:17,525 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:17,525 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:17,525 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:17,525 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:17,526 INFO L752 eck$LassoCheckResult]: Stem: 662946#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 660921#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 660574#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 660575#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 657304#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 657305#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 663042#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 656993#L1917 assume !(0 == getOrigin_~person#1); 656994#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 662463#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 663299#L3097 assume !(0 == initPersonOnFloor_~floor#1); 663166#L3124 assume !(1 == initPersonOnFloor_~floor#1); 654719#L3151 assume !(2 == initPersonOnFloor_~floor#1); 654720#L3178 assume 3 == initPersonOnFloor_~floor#1; 661196#L3179 assume !(0 == initPersonOnFloor_~person#1); 657576#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 654856#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 661092#L2889 assume !(0 == callOnFloor_~floorID#1); 656454#L2892 assume !(1 == callOnFloor_~floorID#1); 656455#L2895 assume !(2 == callOnFloor_~floorID#1); 661413#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 663088#L2901-2 assume { :end_inline_callOnFloor } true; 662270#L3241 assume { :end_inline_initPersonOnFloor } true; 662271#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 662417#L1917-1 assume !(0 == getOrigin_~person#1); 658803#L1921-1 assume !(1 == getOrigin_~person#1); 656806#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 656807#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 661668#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 657353#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 657354#L3151-1 assume !(2 == initPersonOnFloor_~floor#1); 654525#L3178-1 assume !(3 == initPersonOnFloor_~floor#1); 654527#L3205-2 assume !(4 == initPersonOnFloor_~floor#1); 654440#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 658004#L2889-2 assume !(0 == callOnFloor_~floorID#1); 658722#L2892-2 assume !(1 == callOnFloor_~floorID#1); 660241#L2895-2 assume !(2 == callOnFloor_~floorID#1); 660484#L2898-2 assume !(3 == callOnFloor_~floorID#1); 659679#L2901-3 assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1; 659680#L2901-5 assume { :end_inline_callOnFloor } true; 663415#L3241-1 assume { :end_inline_initPersonOnFloor } true; 663414#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 663412#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 663410#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 663409#L2826 assume !(0 == isFloorCalling_~floorID#1); 663408#L2830 assume !(1 == isFloorCalling_~floorID#1); 663407#L2834 assume !(2 == isFloorCalling_~floorID#1); 663406#L2838 assume !(3 == isFloorCalling_~floorID#1); 663405#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 663404#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 663403#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 663401#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 661441#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 661442#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 660260#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 660862#L1397 assume !(0 != timeShift_~tmp___9~2#1); 660567#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 657347#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 657348#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 661696#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 659389#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 659390#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 662678#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 662466#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 659204#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 659205#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 661250#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 655987#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 653711#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 653712#L1156 assume !(1 == ~currentHeading~0); 665512#L1166 assume !(0 == ~currentFloorID~0); 665500#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 665044#L1172-1 assume { :end_inline_continueInDirection } true; 665039#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 664975#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 664976#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 664985#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 665600#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 665601#L1770-2 [2022-07-22 02:22:17,526 INFO L754 eck$LassoCheckResult]: Loop: 665601#L1770-2 assume !false; 665598#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 665599#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 665613#L1779-2 assume !false; 665609#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 665607#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 665601#L1770-2 [2022-07-22 02:22:17,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:17,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1885271029, now seen corresponding path program 1 times [2022-07-22 02:22:17,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:17,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608967168] [2022-07-22 02:22:17,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:17,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:17,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:17,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:17,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608967168] [2022-07-22 02:22:17,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608967168] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:17,561 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:17,561 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 02:22:17,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044471507] [2022-07-22 02:22:17,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:17,562 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:17,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:17,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 11 times [2022-07-22 02:22:17,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:17,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133016569] [2022-07-22 02:22:17,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:17,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:17,566 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:17,569 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:17,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:17,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 02:22:17,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 02:22:17,590 INFO L87 Difference]: Start difference. First operand 18758 states and 34109 transitions. cyclomatic complexity: 15421 Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:17,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:17,967 INFO L93 Difference]: Finished difference Result 33614 states and 61171 transitions. [2022-07-22 02:22:17,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 02:22:17,968 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33614 states and 61171 transitions. [2022-07-22 02:22:18,157 INFO L131 ngComponentsAnalysis]: Automaton has 102 accepting balls. 12736 [2022-07-22 02:22:18,277 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33614 states to 33614 states and 61171 transitions. [2022-07-22 02:22:18,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33538 [2022-07-22 02:22:18,309 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33538 [2022-07-22 02:22:18,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33614 states and 61171 transitions. [2022-07-22 02:22:18,310 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:18,310 INFO L369 hiAutomatonCegarLoop]: Abstraction has 33614 states and 61171 transitions. [2022-07-22 02:22:18,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33614 states and 61171 transitions. [2022-07-22 02:22:18,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33614 to 18730. [2022-07-22 02:22:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18730 states, 18730 states have (on average 1.8184196476241323) internal successors, (34059), 18729 states have internal predecessors, (34059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:18,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18730 states to 18730 states and 34059 transitions. [2022-07-22 02:22:18,932 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18730 states and 34059 transitions. [2022-07-22 02:22:18,932 INFO L374 stractBuchiCegarLoop]: Abstraction has 18730 states and 34059 transitions. [2022-07-22 02:22:18,932 INFO L287 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-22 02:22:18,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18730 states and 34059 transitions. [2022-07-22 02:22:18,985 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4736 [2022-07-22 02:22:18,985 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:18,985 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:18,986 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:18,986 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:18,986 INFO L752 eck$LassoCheckResult]: Stem: 715358#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 713323#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 712978#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 712979#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 709676#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 709677#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 715468#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 709367#L1917 assume !(0 == getOrigin_~person#1); 709368#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 714871#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 715748#L3097 assume !(0 == initPersonOnFloor_~floor#1); 715613#L3124 assume !(1 == initPersonOnFloor_~floor#1); 707093#L3151 assume !(2 == initPersonOnFloor_~floor#1); 707094#L3178 assume 3 == initPersonOnFloor_~floor#1; 713603#L3179 assume !(0 == initPersonOnFloor_~person#1); 709952#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 707231#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 713496#L2889 assume !(0 == callOnFloor_~floorID#1); 708832#L2892 assume !(1 == callOnFloor_~floorID#1); 708833#L2895 assume !(2 == callOnFloor_~floorID#1); 713822#L2898 assume !(3 == callOnFloor_~floorID#1); 715519#L2901 assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1; 715674#L2901-2 assume { :end_inline_callOnFloor } true; 714684#L3241 assume { :end_inline_initPersonOnFloor } true; 714685#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 714826#L1917-1 assume !(0 == getOrigin_~person#1); 711189#L1921-1 assume !(1 == getOrigin_~person#1); 709181#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 709182#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 714071#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 709724#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 709725#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 718517#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 718516#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 716552#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 716547#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 716545#L2889-2 assume !(0 == callOnFloor_~floorID#1); 716543#L2892-2 assume !(1 == callOnFloor_~floorID#1); 716003#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 712066#L2901-5 assume { :end_inline_callOnFloor } true; 715889#L3241-1 assume { :end_inline_initPersonOnFloor } true; 715873#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 715870#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 715867#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 715864#L2826 assume !(0 == isFloorCalling_~floorID#1); 715861#L2830 assume !(1 == isFloorCalling_~floorID#1); 715858#L2834 assume !(2 == isFloorCalling_~floorID#1); 715855#L2838 assume !(3 == isFloorCalling_~floorID#1); 715852#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 715849#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 715846#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 715842#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 713851#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 713852#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 712663#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 718524#L1397 assume !(0 != timeShift_~tmp___9~2#1); 718523#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 718522#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 718520#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 718518#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 716553#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 716548#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 716546#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 716544#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 716542#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 716496#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 716064#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 716063#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 716061#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 716060#L1156 assume !(1 == ~currentHeading~0); 716057#L1166 assume !(0 == ~currentFloorID~0); 716051#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 716050#L1172-1 assume { :end_inline_continueInDirection } true; 716046#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 715994#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 715995#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 716303#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 717526#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 717525#L1770-2 [2022-07-22 02:22:18,986 INFO L754 eck$LassoCheckResult]: Loop: 717525#L1770-2 assume !false; 717524#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 717523#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 717522#L1779-2 assume !false; 717520#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 717521#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 717525#L1770-2 [2022-07-22 02:22:18,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:18,987 INFO L85 PathProgramCache]: Analyzing trace with hash -2107871655, now seen corresponding path program 1 times [2022-07-22 02:22:18,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:18,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816331046] [2022-07-22 02:22:18,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:18,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:19,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:19,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:19,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816331046] [2022-07-22 02:22:19,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816331046] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:19,026 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:19,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:22:19,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964604932] [2022-07-22 02:22:19,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:19,027 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:19,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:19,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 12 times [2022-07-22 02:22:19,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:19,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333153637] [2022-07-22 02:22:19,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:19,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:19,032 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:19,035 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:19,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:19,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 02:22:19,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 02:22:19,056 INFO L87 Difference]: Start difference. First operand 18730 states and 34059 transitions. cyclomatic complexity: 15399 Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:19,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:19,757 INFO L93 Difference]: Finished difference Result 46597 states and 84811 transitions. [2022-07-22 02:22:19,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-22 02:22:19,758 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46597 states and 84811 transitions. [2022-07-22 02:22:19,976 INFO L131 ngComponentsAnalysis]: Automaton has 144 accepting balls. 17104 [2022-07-22 02:22:20,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46597 states to 46597 states and 84811 transitions. [2022-07-22 02:22:20,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46483 [2022-07-22 02:22:20,538 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46483 [2022-07-22 02:22:20,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46597 states and 84811 transitions. [2022-07-22 02:22:20,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:20,540 INFO L369 hiAutomatonCegarLoop]: Abstraction has 46597 states and 84811 transitions. [2022-07-22 02:22:20,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46597 states and 84811 transitions. [2022-07-22 02:22:20,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46597 to 18717. [2022-07-22 02:22:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18717 states, 18717 states have (on average 1.8185072394080248) internal successors, (34037), 18716 states have internal predecessors, (34037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:20,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18717 states to 18717 states and 34037 transitions. [2022-07-22 02:22:20,954 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18717 states and 34037 transitions. [2022-07-22 02:22:20,954 INFO L374 stractBuchiCegarLoop]: Abstraction has 18717 states and 34037 transitions. [2022-07-22 02:22:20,954 INFO L287 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-07-22 02:22:20,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18717 states and 34037 transitions. [2022-07-22 02:22:21,017 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 4736 [2022-07-22 02:22:21,018 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:21,018 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:21,018 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:21,018 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:21,019 INFO L752 eck$LassoCheckResult]: Stem: 780505#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 778581#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 778243#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 778244#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 775015#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 775016#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 780600#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 774707#L1917 assume !(0 == getOrigin_~person#1); 774708#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 780065#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 780821#L3097 assume !(0 == initPersonOnFloor_~floor#1); 780717#L3124 assume !(1 == initPersonOnFloor_~floor#1); 772438#L3151 assume !(2 == initPersonOnFloor_~floor#1); 772439#L3178 assume 3 == initPersonOnFloor_~floor#1; 778846#L3179 assume !(0 == initPersonOnFloor_~person#1); 775287#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 772575#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 778745#L2889 assume !(0 == callOnFloor_~floorID#1); 774168#L2892 assume !(1 == callOnFloor_~floorID#1); 774169#L2895 assume !(2 == callOnFloor_~floorID#1); 779059#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 780646#L2901-2 assume { :end_inline_callOnFloor } true; 779880#L3241 assume { :end_inline_initPersonOnFloor } true; 779881#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 780021#L1917-1 assume !(0 == getOrigin_~person#1); 776507#L1921-1 assume !(1 == getOrigin_~person#1); 774520#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 774521#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 779292#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 775063#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 775064#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 775539#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 775540#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 778080#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 775707#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 775708#L2889-2 assume !(0 == callOnFloor_~floorID#1); 776428#L2892-2 assume !(1 == callOnFloor_~floorID#1); 777924#L2895-2 assume !(2 == callOnFloor_~floorID#1); 778161#L2898-2 assume !(3 == callOnFloor_~floorID#1); 777373#L2901-3 assume 4 == callOnFloor_~floorID#1;~calls_4~0 := 1; 777374#L2901-5 assume { :end_inline_callOnFloor } true; 780934#L3241-1 assume { :end_inline_initPersonOnFloor } true; 780926#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 780910#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 780907#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 780904#L2826 assume !(0 == isFloorCalling_~floorID#1); 780901#L2830 assume !(1 == isFloorCalling_~floorID#1); 780898#L2834 assume !(2 == isFloorCalling_~floorID#1); 780895#L2838 assume !(3 == isFloorCalling_~floorID#1); 780892#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 780889#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 780886#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 780881#L1244 assume 0 != stopRequestedAtCurrentFloor_~tmp~13#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 779087#L507 stopRequestedAtCurrentFloor_#t~ret50#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~8#1 := stopRequestedAtCurrentFloor_#t~ret50#1;havoc stopRequestedAtCurrentFloor_#t~ret50#1; 779088#L1248 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~8#1);stopRequestedAtCurrentFloor_~retValue_acc~14#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 777943#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 783351#L1397 assume !(0 != timeShift_~tmp___9~2#1); 783352#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 784239#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 784237#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 784205#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 784200#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 784193#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 784192#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 784191#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 781804#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 781758#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 781753#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 781752#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 781750#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 781749#L1156 assume !(1 == ~currentHeading~0); 781743#L1166 assume !(0 == ~currentFloorID~0); 781740#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 781738#L1172-1 assume { :end_inline_continueInDirection } true; 781734#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 781144#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 781145#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 781228#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 781226#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 781224#L1770-2 [2022-07-22 02:22:21,019 INFO L754 eck$LassoCheckResult]: Loop: 781224#L1770-2 assume !false; 781222#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 781220#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 781217#L1779-2 assume !false; 781214#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 781215#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 781224#L1770-2 [2022-07-22 02:22:21,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:21,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1747701716, now seen corresponding path program 1 times [2022-07-22 02:22:21,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:21,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120467464] [2022-07-22 02:22:21,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:21,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:21,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:21,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:21,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120467464] [2022-07-22 02:22:21,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120467464] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:21,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:21,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:22:21,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609890552] [2022-07-22 02:22:21,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:21,063 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:21,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:21,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 13 times [2022-07-22 02:22:21,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:21,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545427716] [2022-07-22 02:22:21,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:21,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:21,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:21,068 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:21,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:21,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:21,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 02:22:21,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 02:22:21,087 INFO L87 Difference]: Start difference. First operand 18717 states and 34037 transitions. cyclomatic complexity: 15390 Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:21,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:21,473 INFO L93 Difference]: Finished difference Result 20441 states and 37194 transitions. [2022-07-22 02:22:21,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 02:22:21,474 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20441 states and 37194 transitions. [2022-07-22 02:22:21,573 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 8342 [2022-07-22 02:22:21,634 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20441 states to 20441 states and 37194 transitions. [2022-07-22 02:22:21,635 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20403 [2022-07-22 02:22:21,653 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20403 [2022-07-22 02:22:21,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20441 states and 37194 transitions. [2022-07-22 02:22:21,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:21,654 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20441 states and 37194 transitions. [2022-07-22 02:22:21,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20441 states and 37194 transitions. [2022-07-22 02:22:22,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20441 to 13055. [2022-07-22 02:22:22,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13055 states, 13055 states have (on average 1.8183837610111069) internal successors, (23739), 13054 states have internal predecessors, (23739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:22,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13055 states to 13055 states and 23739 transitions. [2022-07-22 02:22:22,134 INFO L392 hiAutomatonCegarLoop]: Abstraction has 13055 states and 23739 transitions. [2022-07-22 02:22:22,134 INFO L374 stractBuchiCegarLoop]: Abstraction has 13055 states and 23739 transitions. [2022-07-22 02:22:22,134 INFO L287 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-07-22 02:22:22,134 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13055 states and 23739 transitions. [2022-07-22 02:22:22,172 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4368 [2022-07-22 02:22:22,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:22,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:22,173 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:22,173 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:22,173 INFO L752 eck$LassoCheckResult]: Stem: 819441#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 817618#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 817292#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 817293#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 814130#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 814131#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 819528#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 813825#L1917 assume !(0 == getOrigin_~person#1); 813826#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 819028#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 819720#L3097 assume !(0 == initPersonOnFloor_~floor#1); 819633#L3124 assume !(1 == initPersonOnFloor_~floor#1); 811597#L3151 assume !(2 == initPersonOnFloor_~floor#1); 811598#L3178 assume 3 == initPersonOnFloor_~floor#1; 817877#L3179 assume !(0 == initPersonOnFloor_~person#1); 814392#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 811734#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 817778#L2889 assume !(0 == callOnFloor_~floorID#1); 813298#L2892 assume !(1 == callOnFloor_~floorID#1); 813299#L2895 assume !(2 == callOnFloor_~floorID#1); 818082#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 819569#L2901-2 assume { :end_inline_callOnFloor } true; 818858#L3241 assume { :end_inline_initPersonOnFloor } true; 818859#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 818985#L1917-1 assume !(0 == getOrigin_~person#1); 815587#L1921-1 assume !(1 == getOrigin_~person#1); 813644#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 813645#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 818307#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 814176#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 814177#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 814644#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 814645#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 817131#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 814808#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 814809#L2889-2 assume !(0 == callOnFloor_~floorID#1); 815509#L2892-2 assume !(1 == callOnFloor_~floorID#1); 816976#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 817138#L2901-5 assume { :end_inline_callOnFloor } true; 815851#L3241-1 assume { :end_inline_initPersonOnFloor } true; 815852#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 815280#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 815281#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 819408#L2826 assume !(0 == isFloorCalling_~floorID#1); 815624#L2830 assume !(1 == isFloorCalling_~floorID#1); 815625#L2834 assume !(2 == isFloorCalling_~floorID#1); 819643#L2838 assume !(3 == isFloorCalling_~floorID#1); 812075#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 811856#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 811857#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 815009#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 815010#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 815053#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 815054#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 812851#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 817393#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 818057#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 817562#L1397 assume !(0 != timeShift_~tmp___9~2#1); 817285#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 814170#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 814171#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 818332#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 816156#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 816157#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 819221#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 819031#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 815978#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 815979#L1099 assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 817929#L507-3 stopRequestedInDirection_#t~ret41#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~9#1 := stopRequestedInDirection_#t~ret41#1;havoc stopRequestedInDirection_#t~ret41#1;stopRequestedInDirection_~__cil_tmp7~1#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~2#1 := (if stopRequestedInDirection_~tmp~9#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~10#1 := (if stopRequestedInDirection_~__cil_tmp8~2#1 == stopRequestedInDirection_~__cil_tmp7~1#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 812838#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 810604#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 810605#L1156 assume !(1 == ~currentHeading~0); 810655#L1166 assume !(0 == ~currentFloorID~0); 810656#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 815003#L1172-1 assume { :end_inline_continueInDirection } true; 818642#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 813034#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 813036#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 812287#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 812288#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 817511#L1770-2 [2022-07-22 02:22:22,174 INFO L754 eck$LassoCheckResult]: Loop: 817511#L1770-2 assume !false; 813621#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 813622#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 810562#L1779-2 assume !false; 816820#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 816822#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 817511#L1770-2 [2022-07-22 02:22:22,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:22,174 INFO L85 PathProgramCache]: Analyzing trace with hash 999937445, now seen corresponding path program 1 times [2022-07-22 02:22:22,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:22,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222021303] [2022-07-22 02:22:22,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:22,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:22,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:22,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:22,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222021303] [2022-07-22 02:22:22,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222021303] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:22,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:22,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 02:22:22,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788959098] [2022-07-22 02:22:22,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:22,235 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:22,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:22,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 14 times [2022-07-22 02:22:22,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:22,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355128306] [2022-07-22 02:22:22,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:22,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:22,241 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:22,244 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:22,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:22,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 02:22:22,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-22 02:22:22,260 INFO L87 Difference]: Start difference. First operand 13055 states and 23739 transitions. cyclomatic complexity: 10728 Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:26,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:26,203 INFO L93 Difference]: Finished difference Result 41849 states and 76695 transitions. [2022-07-22 02:22:26,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-22 02:22:26,203 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41849 states and 76695 transitions. [2022-07-22 02:22:26,376 INFO L131 ngComponentsAnalysis]: Automaton has 227 accepting balls. 14166 [2022-07-22 02:22:26,516 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41849 states to 41849 states and 76695 transitions. [2022-07-22 02:22:26,516 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41697 [2022-07-22 02:22:26,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41697 [2022-07-22 02:22:26,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41849 states and 76695 transitions. [2022-07-22 02:22:26,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:26,571 INFO L369 hiAutomatonCegarLoop]: Abstraction has 41849 states and 76695 transitions. [2022-07-22 02:22:26,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41849 states and 76695 transitions. [2022-07-22 02:22:26,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41849 to 13045. [2022-07-22 02:22:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13045 states, 13045 states have (on average 1.8182445381372174) internal successors, (23719), 13044 states have internal predecessors, (23719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:26,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13045 states to 13045 states and 23719 transitions. [2022-07-22 02:22:26,846 INFO L392 hiAutomatonCegarLoop]: Abstraction has 13045 states and 23719 transitions. [2022-07-22 02:22:26,846 INFO L374 stractBuchiCegarLoop]: Abstraction has 13045 states and 23719 transitions. [2022-07-22 02:22:26,846 INFO L287 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-07-22 02:22:26,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13045 states and 23719 transitions. [2022-07-22 02:22:26,913 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 4366 [2022-07-22 02:22:26,913 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:26,913 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:26,914 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:26,914 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:26,914 INFO L752 eck$LassoCheckResult]: Stem: 874759#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 872725#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 872377#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 872378#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 869100#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 869101#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 874869#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 868789#L1917 assume !(0 == getOrigin_~person#1); 868790#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 874271#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 875161#L3097 assume !(0 == initPersonOnFloor_~floor#1); 875013#L3124 assume !(1 == initPersonOnFloor_~floor#1); 866535#L3151 assume !(2 == initPersonOnFloor_~floor#1); 866536#L3178 assume 3 == initPersonOnFloor_~floor#1; 872998#L3179 assume !(0 == initPersonOnFloor_~person#1); 869365#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 866670#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 872894#L2889 assume !(0 == callOnFloor_~floorID#1); 868248#L2892 assume !(1 == callOnFloor_~floorID#1); 868249#L2895 assume !(2 == callOnFloor_~floorID#1); 873218#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 874921#L2901-2 assume { :end_inline_callOnFloor } true; 874077#L3241 assume { :end_inline_initPersonOnFloor } true; 874078#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 874225#L1917-1 assume !(0 == getOrigin_~person#1); 870594#L1921-1 assume !(1 == getOrigin_~person#1); 868604#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 868605#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 873461#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 869147#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 869148#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 869623#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 869624#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 872201#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 869793#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 869794#L2889-2 assume !(0 == callOnFloor_~floorID#1); 870513#L2892-2 assume !(1 == callOnFloor_~floorID#1); 872038#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 872208#L2901-5 assume { :end_inline_callOnFloor } true; 870868#L3241-1 assume { :end_inline_initPersonOnFloor } true; 870869#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 870278#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 870279#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 874719#L2826 assume !(0 == isFloorCalling_~floorID#1); 870632#L2830 assume !(1 == isFloorCalling_~floorID#1); 870633#L2834 assume !(2 == isFloorCalling_~floorID#1); 875032#L2838 assume !(3 == isFloorCalling_~floorID#1); 867012#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 866792#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 866793#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 869997#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 869998#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 870044#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 870045#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 867795#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 872478#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 873193#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 872662#L1397 assume !(0 != timeShift_~tmp___9~2#1); 872370#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 869143#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 869144#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 873487#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 871186#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 871187#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 874489#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 874274#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 870999#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 871000#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 873054#L1121 assume 0 != ~floorButtons_0~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 868574#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 872774#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 873362#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 874052#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 865844#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 868782#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 867782#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 865540#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 865541#L1156 assume !(1 == ~currentHeading~0); 865591#L1166 assume !(0 == ~currentFloorID~0); 865592#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 869991#L1172-1 assume { :end_inline_continueInDirection } true; 873838#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 867978#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 867980#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 867227#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 867228#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 872607#L1770-2 [2022-07-22 02:22:26,915 INFO L754 eck$LassoCheckResult]: Loop: 872607#L1770-2 assume !false; 868580#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 868581#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 865501#L1779-2 assume !false; 871872#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 871874#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 872607#L1770-2 [2022-07-22 02:22:26,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:26,915 INFO L85 PathProgramCache]: Analyzing trace with hash 725878327, now seen corresponding path program 1 times [2022-07-22 02:22:26,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:26,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504368617] [2022-07-22 02:22:26,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:26,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:26,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:26,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504368617] [2022-07-22 02:22:26,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504368617] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:26,956 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:26,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 02:22:26,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979746842] [2022-07-22 02:22:26,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:26,957 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:26,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:26,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 15 times [2022-07-22 02:22:26,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:26,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327359560] [2022-07-22 02:22:26,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:26,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:26,962 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:26,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:26,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:26,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 02:22:26,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 02:22:26,981 INFO L87 Difference]: Start difference. First operand 13045 states and 23719 transitions. cyclomatic complexity: 10718 Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 2 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:27,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:27,531 INFO L93 Difference]: Finished difference Result 24840 states and 45050 transitions. [2022-07-22 02:22:27,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 02:22:27,532 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24840 states and 45050 transitions. [2022-07-22 02:22:27,647 INFO L131 ngComponentsAnalysis]: Automaton has 82 accepting balls. 8610 [2022-07-22 02:22:27,734 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24840 states to 24840 states and 45050 transitions. [2022-07-22 02:22:27,735 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24766 [2022-07-22 02:22:27,756 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24766 [2022-07-22 02:22:27,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24840 states and 45050 transitions. [2022-07-22 02:22:27,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:27,757 INFO L369 hiAutomatonCegarLoop]: Abstraction has 24840 states and 45050 transitions. [2022-07-22 02:22:27,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24840 states and 45050 transitions. [2022-07-22 02:22:27,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24840 to 24838. [2022-07-22 02:22:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24838 states, 24838 states have (on average 1.8136725984378774) internal successors, (45048), 24837 states have internal predecessors, (45048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:28,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24838 states to 24838 states and 45048 transitions. [2022-07-22 02:22:28,073 INFO L392 hiAutomatonCegarLoop]: Abstraction has 24838 states and 45048 transitions. [2022-07-22 02:22:28,073 INFO L374 stractBuchiCegarLoop]: Abstraction has 24838 states and 45048 transitions. [2022-07-22 02:22:28,073 INFO L287 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-07-22 02:22:28,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24838 states and 45048 transitions. [2022-07-22 02:22:28,147 INFO L131 ngComponentsAnalysis]: Automaton has 82 accepting balls. 8610 [2022-07-22 02:22:28,148 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:28,148 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:28,149 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:28,149 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:28,149 INFO L752 eck$LassoCheckResult]: Stem: 912629#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 910599#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 910252#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 910253#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 906991#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 906992#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 912745#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 906682#L1917 assume !(0 == getOrigin_~person#1); 906683#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 912129#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 913019#L3097 assume !(0 == initPersonOnFloor_~floor#1); 912882#L3124 assume !(1 == initPersonOnFloor_~floor#1); 904421#L3151 assume !(2 == initPersonOnFloor_~floor#1); 904422#L3178 assume 3 == initPersonOnFloor_~floor#1; 910875#L3179 assume !(0 == initPersonOnFloor_~person#1); 907257#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 904558#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 910771#L2889 assume !(0 == callOnFloor_~floorID#1); 906141#L2892 assume !(1 == callOnFloor_~floorID#1); 906142#L2895 assume !(2 == callOnFloor_~floorID#1); 911094#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 912801#L2901-2 assume { :end_inline_callOnFloor } true; 911939#L3241 assume { :end_inline_initPersonOnFloor } true; 911940#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 912083#L1917-1 assume !(0 == getOrigin_~person#1); 908485#L1921-1 assume !(1 == getOrigin_~person#1); 906496#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 906497#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 911342#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 907038#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 907039#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 907514#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 907515#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 910079#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 907680#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 907681#L2889-2 assume !(0 == callOnFloor_~floorID#1); 908401#L2892-2 assume !(1 == callOnFloor_~floorID#1); 909916#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 910086#L2901-5 assume { :end_inline_callOnFloor } true; 908754#L3241-1 assume { :end_inline_initPersonOnFloor } true; 908755#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 908168#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 908169#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 912583#L2826 assume !(0 == isFloorCalling_~floorID#1); 908524#L2830 assume !(1 == isFloorCalling_~floorID#1); 908525#L2834 assume !(2 == isFloorCalling_~floorID#1); 912898#L2838 assume !(3 == isFloorCalling_~floorID#1); 904903#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 904682#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 904683#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 907885#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 907886#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 907931#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 907932#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 905688#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 910357#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 911070#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 910542#L1397 assume !(0 != timeShift_~tmp___9~2#1); 910245#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 907032#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 907033#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 911367#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 909068#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 909069#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 912360#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 912132#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 908886#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 908887#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 910930#L1121 assume !(0 != ~floorButtons_0~0); 912884#L1125 assume 0 != ~floorButtons_1~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 906467#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 910649#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 911237#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 911914#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 903732#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 906675#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 905675#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 903429#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 903430#L1156 assume !(1 == ~currentHeading~0); 903479#L1166 assume !(0 == ~currentFloorID~0); 903480#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 907879#L1172-1 assume { :end_inline_continueInDirection } true; 911703#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 905872#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 905874#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 905117#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 905118#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 910488#L1770-2 [2022-07-22 02:22:28,149 INFO L754 eck$LassoCheckResult]: Loop: 910488#L1770-2 assume !false; 906473#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 906474#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 903388#L1779-2 assume !false; 909755#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 909757#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 910488#L1770-2 [2022-07-22 02:22:28,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:28,150 INFO L85 PathProgramCache]: Analyzing trace with hash -889968932, now seen corresponding path program 1 times [2022-07-22 02:22:28,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:28,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039496030] [2022-07-22 02:22:28,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:28,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:28,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:28,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:28,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039496030] [2022-07-22 02:22:28,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039496030] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:28,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:28,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 02:22:28,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527049960] [2022-07-22 02:22:28,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:28,197 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:28,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:28,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 16 times [2022-07-22 02:22:28,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:28,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102360991] [2022-07-22 02:22:28,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:28,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:28,204 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:28,209 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:28,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:28,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 02:22:28,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 02:22:28,224 INFO L87 Difference]: Start difference. First operand 24838 states and 45048 transitions. cyclomatic complexity: 20296 Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:28,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:28,989 INFO L93 Difference]: Finished difference Result 48344 states and 87439 transitions. [2022-07-22 02:22:28,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 02:22:28,992 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48344 states and 87439 transitions. [2022-07-22 02:22:29,191 INFO L131 ngComponentsAnalysis]: Automaton has 162 accepting balls. 17078 [2022-07-22 02:22:29,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48344 states to 48344 states and 87439 transitions. [2022-07-22 02:22:29,346 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48202 [2022-07-22 02:22:29,381 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48202 [2022-07-22 02:22:29,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48344 states and 87439 transitions. [2022-07-22 02:22:29,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:29,382 INFO L369 hiAutomatonCegarLoop]: Abstraction has 48344 states and 87439 transitions. [2022-07-22 02:22:29,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48344 states and 87439 transitions. [2022-07-22 02:22:29,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48344 to 48340. [2022-07-22 02:22:29,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48340 states, 48340 states have (on average 1.8087505171700455) internal successors, (87435), 48339 states have internal predecessors, (87435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48340 states to 48340 states and 87435 transitions. [2022-07-22 02:22:29,917 INFO L392 hiAutomatonCegarLoop]: Abstraction has 48340 states and 87435 transitions. [2022-07-22 02:22:29,917 INFO L374 stractBuchiCegarLoop]: Abstraction has 48340 states and 87435 transitions. [2022-07-22 02:22:29,918 INFO L287 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-07-22 02:22:29,918 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48340 states and 87435 transitions. [2022-07-22 02:22:30,258 INFO L131 ngComponentsAnalysis]: Automaton has 162 accepting balls. 17078 [2022-07-22 02:22:30,258 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:30,258 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:30,259 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:30,259 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:30,260 INFO L752 eck$LassoCheckResult]: Stem: 985797#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 983780#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 983437#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 983438#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 980166#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 980167#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 985899#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 979855#L1917 assume !(0 == getOrigin_~person#1); 979856#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 985299#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 986163#L3097 assume !(0 == initPersonOnFloor_~floor#1); 986029#L3124 assume !(1 == initPersonOnFloor_~floor#1); 977604#L3151 assume !(2 == initPersonOnFloor_~floor#1); 977605#L3178 assume 3 == initPersonOnFloor_~floor#1; 984049#L3179 assume !(0 == initPersonOnFloor_~person#1); 980433#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 977741#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 983946#L2889 assume !(0 == callOnFloor_~floorID#1); 979318#L2892 assume !(1 == callOnFloor_~floorID#1); 979319#L2895 assume !(2 == callOnFloor_~floorID#1); 984267#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 985949#L2901-2 assume { :end_inline_callOnFloor } true; 985105#L3241 assume { :end_inline_initPersonOnFloor } true; 985106#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 985248#L1917-1 assume !(0 == getOrigin_~person#1); 981677#L1921-1 assume !(1 == getOrigin_~person#1); 979670#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 979671#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 984509#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 980212#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 980213#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 980692#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 980693#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 983266#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 980861#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 980862#L2889-2 assume !(0 == callOnFloor_~floorID#1); 981594#L2892-2 assume !(1 == callOnFloor_~floorID#1); 983106#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 983273#L2901-5 assume { :end_inline_callOnFloor } true; 981949#L3241-1 assume { :end_inline_initPersonOnFloor } true; 981950#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 981357#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 981358#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 985752#L2826 assume !(0 == isFloorCalling_~floorID#1); 981716#L2830 assume !(1 == isFloorCalling_~floorID#1); 981717#L2834 assume !(2 == isFloorCalling_~floorID#1); 986042#L2838 assume !(3 == isFloorCalling_~floorID#1); 978084#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 977862#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 977863#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 981070#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 981071#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 981122#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 981123#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 978868#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 983539#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 984239#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 983721#L1397 assume !(0 != timeShift_~tmp___9~2#1); 983430#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 980206#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 980207#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 984534#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 982261#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 982262#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 985528#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 985302#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 982076#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 982077#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 984102#L1121 assume !(0 != ~floorButtons_0~0); 986031#L1125 assume !(0 != ~floorButtons_1~0); 984174#L1129 assume 0 != ~floorButtons_2~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 979640#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 983830#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 984410#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 985079#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 976916#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 979848#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 978855#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 976615#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 976616#L1156 assume !(1 == ~currentHeading~0); 976665#L1166 assume !(0 == ~currentFloorID~0); 976666#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 981064#L1172-1 assume { :end_inline_continueInDirection } true; 984874#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 986400#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 986401#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 986412#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 986524#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 986525#L1770-2 [2022-07-22 02:22:30,260 INFO L754 eck$LassoCheckResult]: Loop: 986525#L1770-2 assume !false; 986522#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 986523#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 986534#L1779-2 assume !false; 986532#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 986529#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 986525#L1770-2 [2022-07-22 02:22:30,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:30,260 INFO L85 PathProgramCache]: Analyzing trace with hash -132020878, now seen corresponding path program 1 times [2022-07-22 02:22:30,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:30,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382014984] [2022-07-22 02:22:30,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:30,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:30,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:30,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:30,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382014984] [2022-07-22 02:22:30,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382014984] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:30,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:30,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 02:22:30,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452139875] [2022-07-22 02:22:30,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:30,310 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:30,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:30,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 17 times [2022-07-22 02:22:30,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:30,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933247522] [2022-07-22 02:22:30,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:30,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:30,315 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:30,319 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:30,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:30,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 02:22:30,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 02:22:30,335 INFO L87 Difference]: Start difference. First operand 48340 states and 87435 transitions. cyclomatic complexity: 39265 Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 2 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:31,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:31,149 INFO L93 Difference]: Finished difference Result 95156 states and 171607 transitions. [2022-07-22 02:22:31,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 02:22:31,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95156 states and 171607 transitions. [2022-07-22 02:22:31,557 INFO L131 ngComponentsAnalysis]: Automaton has 322 accepting balls. 33954 [2022-07-22 02:22:32,350 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95156 states to 95156 states and 171607 transitions. [2022-07-22 02:22:32,350 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 94882 [2022-07-22 02:22:32,423 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 94882 [2022-07-22 02:22:32,424 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95156 states and 171607 transitions. [2022-07-22 02:22:32,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:32,478 INFO L369 hiAutomatonCegarLoop]: Abstraction has 95156 states and 171607 transitions. [2022-07-22 02:22:32,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95156 states and 171607 transitions. [2022-07-22 02:22:33,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95156 to 95148. [2022-07-22 02:22:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95148 states, 95148 states have (on average 1.8034956068440744) internal successors, (171599), 95147 states have internal predecessors, (171599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95148 states to 95148 states and 171599 transitions. [2022-07-22 02:22:34,120 INFO L392 hiAutomatonCegarLoop]: Abstraction has 95148 states and 171599 transitions. [2022-07-22 02:22:34,120 INFO L374 stractBuchiCegarLoop]: Abstraction has 95148 states and 171599 transitions. [2022-07-22 02:22:34,120 INFO L287 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-07-22 02:22:34,120 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95148 states and 171599 transitions. [2022-07-22 02:22:34,362 INFO L131 ngComponentsAnalysis]: Automaton has 322 accepting balls. 33954 [2022-07-22 02:22:34,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:22:34,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:22:34,363 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 02:22:34,363 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 02:22:34,363 INFO L752 eck$LassoCheckResult]: Stem: 1129469#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~prevDir~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 1127369#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret116#1, main_~retValue_acc~23#1, main_~tmp~25#1;havoc main_~retValue_acc~23#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1127009#L2731 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1127010#L2724 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 1123690#L2739 main_#t~ret116#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret116#1;havoc main_#t~ret116#1; 1123691#L2329 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1129584#L2303 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret105#1, aliceCall_~tmp~18#1;havoc aliceCall_~tmp~18#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1123379#L1917 assume !(0 == getOrigin_~person#1); 1123380#L1921 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 1128965#L1942 aliceCall_#t~ret105#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~18#1 := aliceCall_#t~ret105#1;havoc aliceCall_#t~ret105#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~18#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1129884#L3097 assume !(0 == initPersonOnFloor_~floor#1); 1129740#L3124 assume !(1 == initPersonOnFloor_~floor#1); 1121108#L3151 assume !(2 == initPersonOnFloor_~floor#1); 1121109#L3178 assume 3 == initPersonOnFloor_~floor#1; 1127653#L3179 assume !(0 == initPersonOnFloor_~person#1); 1123959#L3182 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 1121244#L3205-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1127543#L2889 assume !(0 == callOnFloor_~floorID#1); 1122838#L2892 assume !(1 == callOnFloor_~floorID#1); 1122839#L2895 assume !(2 == callOnFloor_~floorID#1); 1127870#L2898 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 1129645#L2901-2 assume { :end_inline_callOnFloor } true; 1128751#L3241 assume { :end_inline_initPersonOnFloor } true; 1128752#L2064 assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret106#1, angelinaCall_~tmp~19#1;havoc angelinaCall_~tmp~19#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~20#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~20#1; 1128908#L1917-1 assume !(0 == getOrigin_~person#1); 1125202#L1921-1 assume !(1 == getOrigin_~person#1); 1123193#L1925-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~20#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~20#1; 1123194#L1942-1 angelinaCall_#t~ret106#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~19#1 := angelinaCall_#t~ret106#1;havoc angelinaCall_#t~ret106#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~19#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1128124#L3097-1 assume !(0 == initPersonOnFloor_~floor#1); 1123736#L3124-1 assume !(1 == initPersonOnFloor_~floor#1); 1123737#L3151-1 assume 2 == initPersonOnFloor_~floor#1; 1124218#L3152-2 assume !(0 == initPersonOnFloor_~person#1); 1124219#L3155-2 assume !(1 == initPersonOnFloor_~person#1); 1126833#L3158-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 1124385#L3205-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1124386#L2889-2 assume !(0 == callOnFloor_~floorID#1); 1125117#L2892-2 assume !(1 == callOnFloor_~floorID#1); 1126664#L2895-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 1126840#L2901-5 assume { :end_inline_callOnFloor } true; 1125478#L3241-1 assume { :end_inline_initPersonOnFloor } true; 1125479#L2075 assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret65#1, timeShift_#t~ret66#1, timeShift_#t~ret67#1, timeShift_#t~ret68#1, timeShift_#t~ret69#1, timeShift_#t~ret70#1, timeShift_#t~ret71#1, timeShift_#t~ret72#1, timeShift_#t~ret73#1, timeShift_#t~ret74#1, timeShift_#t~ret75#1, timeShift_~tmp~15#1, timeShift_~tmp___0~10#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~15#1;havoc timeShift_~tmp___0~10#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret4#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~4#1;havoc getCurrentHeading_~retValue_acc~4#1;getCurrentHeading_~retValue_acc~4#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~4#1; 1124881#L559 __utac_acc__Specification13_spec__1_#t~ret4#1 := getCurrentHeading_#res#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret4#1;havoc __utac_acc__Specification13_spec__1_#t~ret4#1; 1124882#L90 assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1, stopRequestedAtCurrentFloor_#t~ret50#1, stopRequestedAtCurrentFloor_#t~ret51#1, stopRequestedAtCurrentFloor_#t~ret52#1, stopRequestedAtCurrentFloor_~retValue_acc~14#1, stopRequestedAtCurrentFloor_~tmp~13#1, stopRequestedAtCurrentFloor_~tmp___0~8#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~14#1;havoc stopRequestedAtCurrentFloor_~tmp~13#1;havoc stopRequestedAtCurrentFloor_~tmp___0~8#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 1129428#L2826 assume !(0 == isFloorCalling_~floorID#1); 1125244#L2830 assume !(1 == isFloorCalling_~floorID#1); 1125245#L2834 assume !(2 == isFloorCalling_~floorID#1); 1129760#L2838 assume !(3 == isFloorCalling_~floorID#1); 1121597#L2842 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 1121366#L2853 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 1121367#L1860 stopRequestedAtCurrentFloor_#t~ret49#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~13#1 := stopRequestedAtCurrentFloor_#t~ret49#1;havoc stopRequestedAtCurrentFloor_#t~ret49#1; 1124593#L1244 assume !(0 != stopRequestedAtCurrentFloor_~tmp~13#1);assume { :begin_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret48#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1, stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1 := (if stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 < 0 && 0 != stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 % 3 then 1 + stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3 else stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp4~0#1 / 3); 1124594#L1218-1 assume ~weight~0 > stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~__cil_tmp5~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 1124640#L507-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret46#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp~12#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~3#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~3#1; 1124641#L524-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~3#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~3#1; 1122382#L545-2 stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;havoc stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#t~ret47#1;stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1 := (if 1 == stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~tmp___0~7#1 then 1 else 0);stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_~retValue_acc~13#1; 1127119#L1229-1 stopRequestedAtCurrentFloor_#t~ret52#1 := stopRequestedAtCurrentFloor__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor__wrappee__twothirdsfull } true;stopRequestedAtCurrentFloor_~retValue_acc~14#1 := stopRequestedAtCurrentFloor_#t~ret52#1;havoc stopRequestedAtCurrentFloor_#t~ret52#1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~14#1; 1127846#L1261 timeShift_#t~ret65#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret65#1;havoc timeShift_#t~ret65#1; 1127310#L1397 assume !(0 != timeShift_~tmp___9~2#1); 1127001#L1488 assume 1 == ~doorState~0;~doorState~0 := 0; 1123732#L1488-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret40#1, stopRequestedInDirection_#t~ret41#1, stopRequestedInDirection_#t~ret42#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~9#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~1#1, stopRequestedInDirection_~__cil_tmp8~2#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~9#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~1#1;havoc stopRequestedInDirection_~__cil_tmp8~2#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret102#1, isExecutiveFloorCalling_~retValue_acc~17#1;havoc isExecutiveFloorCalling_~retValue_acc~17#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~29#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~29#1; 1123733#L2826-3 assume !(0 == isFloorCalling_~floorID#1); 1128155#L2830-3 assume !(1 == isFloorCalling_~floorID#1); 1125797#L2834-3 assume !(2 == isFloorCalling_~floorID#1); 1125798#L2838-3 assume !(3 == isFloorCalling_~floorID#1); 1129204#L2842-3 assume 4 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~29#1 := ~calls_4~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~29#1; 1128967#L2853-3 isExecutiveFloorCalling_#t~ret102#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~17#1 := isExecutiveFloorCalling_#t~ret102#1;havoc isExecutiveFloorCalling_#t~ret102#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~17#1; 1125607#L1860-1 stopRequestedInDirection_#t~ret40#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret40#1;havoc stopRequestedInDirection_#t~ret40#1; 1125608#L1099 assume !(0 != stopRequestedInDirection_~tmp___0~5#1);assume { :begin_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#res#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret37#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret38#1, stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1, stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1, stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1, stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1, stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~dir#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~dir#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 := 2 * ~maximumWeight~0;stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 := (if stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 < 0 && 0 != stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 % 3 then 1 + stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3 else stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp8~1#1 / 3);stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection__wrappee__twothirdsfull_~__cil_tmp9~0#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1;havoc isAnyLiftButtonPressed_~retValue_acc~11#1; 1127705#L1121 assume !(0 != ~floorButtons_0~0); 1129742#L1125 assume !(0 != ~floorButtons_1~0); 1127782#L1129 assume !(0 != ~floorButtons_2~0); 1127584#L1133 assume 0 != ~floorButtons_3~0;isAnyLiftButtonPressed_~retValue_acc~11#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~11#1; 1123160#L1142 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1 := isAnyLiftButtonPressed_#res#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret36#1;stopRequestedInDirection__wrappee__twothirdsfull_~buttonPressed~0#1 := stopRequestedInDirection__wrappee__twothirdsfull_~tmp~8#1; 1127422#L1065 assume !(0 != stopRequestedInDirection__wrappee__twothirdsfull_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__twothirdsfull_~dir#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectFloorCalls#1, stopRequestedInDirection__wrappee__twothirdsfull_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret25#1, stopRequestedInDirection__wrappee__weight_#t~ret26#1, stopRequestedInDirection__wrappee__weight_#t~ret27#1, stopRequestedInDirection__wrappee__weight_#t~ret28#1, stopRequestedInDirection__wrappee__weight_#t~ret29#1, stopRequestedInDirection__wrappee__weight_#t~ret30#1, stopRequestedInDirection__wrappee__weight_#t~ret31#1, stopRequestedInDirection__wrappee__weight_#t~ret32#1, stopRequestedInDirection__wrappee__weight_#t~ret33#1, stopRequestedInDirection__wrappee__weight_#t~ret34#1, stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~4#1, stopRequestedInDirection__wrappee__weight_~tmp___1~4#1, stopRequestedInDirection__wrappee__weight_~tmp___2~2#1, stopRequestedInDirection__wrappee__weight_~tmp___3~2#1, stopRequestedInDirection__wrappee__weight_~tmp___4~1#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~4#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~2#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 1128023#L711-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 1128721#L880-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~8#1; 1120414#L1033-2 stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1 := stopRequestedInDirection__wrappee__weight_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1 := stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;havoc stopRequestedInDirection__wrappee__twothirdsfull_#t~ret39#1;stopRequestedInDirection__wrappee__twothirdsfull_#res#1 := stopRequestedInDirection__wrappee__twothirdsfull_~retValue_acc~9#1; 1123375#L1083 stopRequestedInDirection_#t~ret42#1 := stopRequestedInDirection__wrappee__twothirdsfull_#res#1;assume { :end_inline_stopRequestedInDirection__wrappee__twothirdsfull } true;stopRequestedInDirection_~retValue_acc~10#1 := stopRequestedInDirection_#t~ret42#1;havoc stopRequestedInDirection_#t~ret42#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1122369#L1112 timeShift_#t~ret72#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret72#1;havoc timeShift_#t~ret72#1; 1120113#L1496 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret43#1, continueInDirection_~dir#1, continueInDirection_~tmp~10#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~10#1;~currentHeading~0 := continueInDirection_~dir#1; 1120114#L1156 assume !(1 == ~currentHeading~0); 1120164#L1166 assume !(0 == ~currentFloorID~0); 1120165#L1166-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1124587#L1172-1 assume { :end_inline_continueInDirection } true; 1128501#L1505-2 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret5#1, __utac_acc__Specification13_spec__2_#t~ret6#1, __utac_acc__Specification13_spec__2_#t~ret7#1, __utac_acc__Specification13_spec__2_#t~ret8#1, __utac_acc__Specification13_spec__2_#t~ret9#1, __utac_acc__Specification13_spec__2_#t~ret10#1, __utac_acc__Specification13_spec__2_~tmp~0#1, __utac_acc__Specification13_spec__2_~tmp___0~0#1, __utac_acc__Specification13_spec__2_~tmp___1~0#1, __utac_acc__Specification13_spec__2_~tmp___2~0#1, __utac_acc__Specification13_spec__2_~tmp___3~0#1, __utac_acc__Specification13_spec__2_~tmp___4~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;havoc __utac_acc__Specification13_spec__2_~tmp~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~0#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~0#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~0#1 / 3); 1131068#L108 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~0#1; 1131069#L109 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~16#1, existInLiftCallsInDirection_~i~2#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~16#1;havoc existInLiftCallsInDirection_~i~2#1;havoc existInLiftCallsInDirection_~i___0~0#1; 1131169#L1700 assume !(1 == existInLiftCallsInDirection_~d#1); 1134706#L1766 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 1134707#L1770-2 [2022-07-22 02:22:34,364 INFO L754 eck$LassoCheckResult]: Loop: 1134707#L1770-2 assume !false; 1134704#L1771 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 1134705#L1772 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 1134713#L1779-2 assume !false; 1134710#L1780 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 1134709#L1838 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 1134707#L1770-2 [2022-07-22 02:22:34,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:34,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1199137847, now seen corresponding path program 1 times [2022-07-22 02:22:34,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:34,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956129137] [2022-07-22 02:22:34,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:34,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:22:34,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:22:34,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:22:34,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956129137] [2022-07-22 02:22:34,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956129137] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:22:34,406 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:22:34,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 02:22:34,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077673142] [2022-07-22 02:22:34,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:22:34,407 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:22:34,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:22:34,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1087190869, now seen corresponding path program 18 times [2022-07-22 02:22:34,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:22:34,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272378990] [2022-07-22 02:22:34,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:22:34,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:22:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:34,413 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:22:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:22:34,416 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:22:34,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 02:22:34,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 02:22:34,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 02:22:34,433 INFO L87 Difference]: Start difference. First operand 95148 states and 171599 transitions. cyclomatic complexity: 76789 Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 02:22:36,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 02:22:36,112 INFO L93 Difference]: Finished difference Result 188360 states and 338655 transitions. [2022-07-22 02:22:36,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 02:22:36,113 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 188360 states and 338655 transitions. [2022-07-22 02:22:36,839 INFO L131 ngComponentsAnalysis]: Automaton has 642 accepting balls. 67566 [2022-07-22 02:22:37,928 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 188360 states to 188360 states and 338655 transitions. [2022-07-22 02:22:37,928 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 187830 [2022-07-22 02:22:38,066 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 187830 [2022-07-22 02:22:38,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 188360 states and 338655 transitions. [2022-07-22 02:22:38,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 02:22:38,130 INFO L369 hiAutomatonCegarLoop]: Abstraction has 188360 states and 338655 transitions. [2022-07-22 02:22:38,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188360 states and 338655 transitions. [2022-07-22 02:22:39,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188360 to 188344. [2022-07-22 02:22:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188344 states, 188344 states have (on average 1.7979813532684874) internal successors, (338639), 188343 states have internal predecessors, (338639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)