./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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_spec2_product25.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 68493680033c9035e39b01d00eb3730662e9195bee3c7e3d4b2805e2b52b60ec --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 04:04:30,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 04:04:30,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 04:04:30,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 04:04:30,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 04:04:30,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 04:04:30,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 04:04:30,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 04:04:30,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 04:04:30,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 04:04:30,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 04:04:30,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 04:04:30,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 04:04:30,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 04:04:30,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 04:04:30,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 04:04:30,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 04:04:30,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 04:04:30,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 04:04:30,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 04:04:30,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 04:04:30,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 04:04:30,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 04:04:30,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 04:04:30,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 04:04:30,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 04:04:30,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 04:04:30,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 04:04:30,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 04:04:30,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 04:04:30,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 04:04:30,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 04:04:30,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 04:04:30,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 04:04:30,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 04:04:30,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 04:04:30,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 04:04:30,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 04:04:30,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 04:04:30,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 04:04:30,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 04:04:30,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 04:04:30,818 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 04:04:30,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 04:04:30,818 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 04:04:30,818 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 04:04:30,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 04:04:30,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 04:04:30,819 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 04:04:30,820 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 04:04:30,820 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 04:04:30,820 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 04:04:30,820 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 04:04:30,820 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 04:04:30,820 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 04:04:30,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 04:04:30,821 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 04:04:30,821 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 04:04:30,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 04:04:30,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 04:04:30,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 04:04:30,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 04:04:30,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 04:04:30,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 04:04:30,822 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 04:04:30,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 04:04:30,822 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 04:04:30,822 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 04:04:30,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 04:04:30,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 04:04:30,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 04:04:30,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 04:04:30,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 04:04:30,824 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 04:04:30,824 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68493680033c9035e39b01d00eb3730662e9195bee3c7e3d4b2805e2b52b60ec [2022-02-21 04:04:31,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 04:04:31,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 04:04:31,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 04:04:31,025 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 04:04:31,025 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 04:04:31,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c [2022-02-21 04:04:31,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5168ba19/fd8fdebaed1b47b5817eb0bd30ec296a/FLAG3a9e7e219 [2022-02-21 04:04:31,444 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 04:04:31,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product25.cil.c [2022-02-21 04:04:31,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5168ba19/fd8fdebaed1b47b5817eb0bd30ec296a/FLAG3a9e7e219 [2022-02-21 04:04:31,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5168ba19/fd8fdebaed1b47b5817eb0bd30ec296a [2022-02-21 04:04:31,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 04:04:31,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 04:04:31,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 04:04:31,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 04:04:31,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 04:04:31,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:04:31" (1/1) ... [2022-02-21 04:04:31,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b29db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:31, skipping insertion in model container [2022-02-21 04:04:31,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:04:31" (1/1) ... [2022-02-21 04:04:31,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 04:04:31,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 04:04:32,237 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_spec2_product25.cil.c[66231,66244] [2022-02-21 04:04:32,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:04:32,265 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 04:04:32,341 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_spec2_product25.cil.c[66231,66244] [2022-02-21 04:04:32,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:04:32,375 INFO L208 MainTranslator]: Completed translation [2022-02-21 04:04:32,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32 WrapperNode [2022-02-21 04:04:32,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 04:04:32,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 04:04:32,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 04:04:32,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 04:04:32,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,556 INFO L137 Inliner]: procedures = 91, calls = 334, calls flagged for inlining = 187, calls inlined = 300, statements flattened = 9013 [2022-02-21 04:04:32,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 04:04:32,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 04:04:32,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 04:04:32,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 04:04:32,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 04:04:32,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 04:04:32,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 04:04:32,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 04:04:32,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (1/1) ... [2022-02-21 04:04:32,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 04:04:32,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:04:32,760 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) [2022-02-21 04:04:32,781 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 [2022-02-21 04:04:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 04:04:32,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 04:04:32,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 04:04:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 04:04:32,905 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 04:04:32,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 04:04:35,627 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 04:04:35,643 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 04:04:35,643 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-21 04:04:35,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:04:35 BoogieIcfgContainer [2022-02-21 04:04:35,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 04:04:35,647 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 04:04:35,647 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 04:04:35,649 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 04:04:35,650 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:35,650 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 04:04:31" (1/3) ... [2022-02-21 04:04:35,650 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@264223b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:04:35, skipping insertion in model container [2022-02-21 04:04:35,651 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:35,651 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:32" (2/3) ... [2022-02-21 04:04:35,651 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@264223b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:04:35, skipping insertion in model container [2022-02-21 04:04:35,651 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:35,651 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:04:35" (3/3) ... [2022-02-21 04:04:35,652 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product25.cil.c [2022-02-21 04:04:35,679 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 04:04:35,679 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 04:04:35,679 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 04:04:35,679 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 04:04:35,680 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 04:04:35,680 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 04:04:35,680 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 04:04:35,680 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 04:04:35,729 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2579 states, 2578 states have (on average 1.8634600465477114) internal successors, (4804), 2578 states have internal predecessors, (4804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:36,319 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1273 [2022-02-21 04:04:36,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:04:36,319 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:04:36,328 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:36,328 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:36,329 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 04:04:36,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2579 states, 2578 states have (on average 1.8634600465477114) internal successors, (4804), 2578 states have internal predecessors, (4804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:36,659 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1273 [2022-02-21 04:04:36,659 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:04:36,659 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:04:36,661 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:36,661 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:36,665 INFO L791 eck$LassoCheckResult]: Stem: 639#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 2479#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 1847#L74true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1622#L67true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1876#L82true main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 57#L3350true assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 2205#L3325true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2488#L120true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 1948#L1810true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 1770#L1835true bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1287#L2239true assume 0 == initPersonOnFloor_~floor#1; 496#L2240true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 485#L2347-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 734#L2031true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 1904#L2043-2true assume { :end_inline_callOnFloor } true; 154#L2383true assume { :end_inline_initPersonOnFloor } true; 2538#L3130true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 83#L1968true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 2029#L1995true stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 223#L1161true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~3#1;stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 1836#L1173true timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 627#L1309true assume !(0 != timeShift_~tmp___9~2#1); 231#L1400true assume !(1 == ~doorState~0); 826#L1400-2true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1075#L752true assume !(1 == stopRequestedInDirection_~dir#1); 801#L921true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 531#L1074true timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 991#L1408true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 728#L1128true assume !(1 == ~currentHeading~0); 169#L1138true assume !(0 == ~currentFloorID~0); 1380#L1138-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1648#L1144-1true assume { :end_inline_continueInDirection } true; 1464#L1417-2true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 2508#L548true __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 838#L165true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 443#L166true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 1324#L557true __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 239#L170true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1214#L225true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1596#L1432true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 852#L3157-2true [2022-02-21 04:04:36,666 INFO L793 eck$LassoCheckResult]: Loop: 852#L3157-2true assume !false; 1393#L3158true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1190#L3161true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 572#L371true cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 1903#L3165true assume 1 != cleanup_~tmp___0~9#1; 998#L3165-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 802#L1968-21true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 2314#L1995-21true anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 1732#L656true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 2283#L720true isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 787#L733true cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 1985#L3177true assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 1122#L1968-26true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 340#L1995-26true stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 89#L1161-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~3#1;stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 626#L1173-1true timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 1713#L1309-2true assume !(0 != timeShift_~tmp___9~2#1); 733#L1400-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1632#L1400-5true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 2011#L752-2true assume !(1 == stopRequestedInDirection_~dir#1); 1521#L921-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 1350#L1074-2true timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 2380#L1408-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 2349#L1128-3true assume !(1 == ~currentHeading~0); 1252#L1138-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 2012#L1138-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 188#L1144-7true assume { :end_inline_continueInDirection } true; 1183#L1417-5true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 1899#L548-1true __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 346#L165-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2190#L166-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 2167#L557-5true __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 2496#L170-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1877#L225-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 436#L1432-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 852#L3157-2true [2022-02-21 04:04:36,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:36,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1505249457, now seen corresponding path program 1 times [2022-02-21 04:04:36,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:36,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340785662] [2022-02-21 04:04:36,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:36,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:36,855 INFO L290 TraceCheckUtils]: 0: Hoare triple {2583#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; {2583#true} is VALID [2022-02-21 04:04:36,855 INFO L290 TraceCheckUtils]: 1: Hoare triple {2583#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; {2583#true} is VALID [2022-02-21 04:04:36,856 INFO L290 TraceCheckUtils]: 2: Hoare triple {2583#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {2583#true} is VALID [2022-02-21 04:04:36,856 INFO L290 TraceCheckUtils]: 3: Hoare triple {2583#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {2583#true} is VALID [2022-02-21 04:04:36,856 INFO L290 TraceCheckUtils]: 4: Hoare triple {2583#true} main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; {2583#true} is VALID [2022-02-21 04:04:36,857 INFO L290 TraceCheckUtils]: 5: Hoare triple {2583#true} assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; {2583#true} is VALID [2022-02-21 04:04:36,857 INFO L290 TraceCheckUtils]: 6: Hoare triple {2583#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; {2583#true} is VALID [2022-02-21 04:04:36,857 INFO L290 TraceCheckUtils]: 7: Hoare triple {2583#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; {2585#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} is VALID [2022-02-21 04:04:36,858 INFO L290 TraceCheckUtils]: 8: Hoare triple {2585#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; {2584#false} is VALID [2022-02-21 04:04:36,858 INFO L290 TraceCheckUtils]: 9: Hoare triple {2584#false} bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; {2584#false} is VALID [2022-02-21 04:04:36,858 INFO L290 TraceCheckUtils]: 10: Hoare triple {2584#false} assume 0 == initPersonOnFloor_~floor#1; {2584#false} is VALID [2022-02-21 04:04:36,858 INFO L290 TraceCheckUtils]: 11: Hoare triple {2584#false} assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; {2584#false} is VALID [2022-02-21 04:04:36,859 INFO L290 TraceCheckUtils]: 12: Hoare triple {2584#false} assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; {2584#false} is VALID [2022-02-21 04:04:36,859 INFO L290 TraceCheckUtils]: 13: Hoare triple {2584#false} assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; {2584#false} is VALID [2022-02-21 04:04:36,859 INFO L290 TraceCheckUtils]: 14: Hoare triple {2584#false} assume { :end_inline_callOnFloor } true; {2584#false} is VALID [2022-02-21 04:04:36,859 INFO L290 TraceCheckUtils]: 15: Hoare triple {2584#false} assume { :end_inline_initPersonOnFloor } true; {2584#false} is VALID [2022-02-21 04:04:36,859 INFO L290 TraceCheckUtils]: 16: Hoare triple {2584#false} assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; {2584#false} is VALID [2022-02-21 04:04:36,859 INFO L290 TraceCheckUtils]: 17: Hoare triple {2584#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; {2584#false} is VALID [2022-02-21 04:04:36,863 INFO L290 TraceCheckUtils]: 18: Hoare triple {2584#false} stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; {2584#false} is VALID [2022-02-21 04:04:36,864 INFO L290 TraceCheckUtils]: 19: Hoare triple {2584#false} assume 0 != stopRequestedAtCurrentFloor_~tmp___0~3#1;stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; {2584#false} is VALID [2022-02-21 04:04:36,864 INFO L290 TraceCheckUtils]: 20: Hoare triple {2584#false} timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; {2584#false} is VALID [2022-02-21 04:04:36,864 INFO L290 TraceCheckUtils]: 21: Hoare triple {2584#false} assume !(0 != timeShift_~tmp___9~2#1); {2584#false} is VALID [2022-02-21 04:04:36,864 INFO L290 TraceCheckUtils]: 22: Hoare triple {2584#false} assume !(1 == ~doorState~0); {2584#false} is VALID [2022-02-21 04:04:36,864 INFO L290 TraceCheckUtils]: 23: Hoare triple {2584#false} assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {2584#false} is VALID [2022-02-21 04:04:36,864 INFO L290 TraceCheckUtils]: 24: Hoare triple {2584#false} assume !(1 == stopRequestedInDirection_~dir#1); {2584#false} is VALID [2022-02-21 04:04:36,865 INFO L290 TraceCheckUtils]: 25: Hoare triple {2584#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; {2584#false} is VALID [2022-02-21 04:04:36,865 INFO L290 TraceCheckUtils]: 26: Hoare triple {2584#false} timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; {2584#false} is VALID [2022-02-21 04:04:36,865 INFO L290 TraceCheckUtils]: 27: Hoare triple {2584#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; {2584#false} is VALID [2022-02-21 04:04:36,865 INFO L290 TraceCheckUtils]: 28: Hoare triple {2584#false} assume !(1 == ~currentHeading~0); {2584#false} is VALID [2022-02-21 04:04:36,865 INFO L290 TraceCheckUtils]: 29: Hoare triple {2584#false} assume !(0 == ~currentFloorID~0); {2584#false} is VALID [2022-02-21 04:04:36,866 INFO L290 TraceCheckUtils]: 30: Hoare triple {2584#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {2584#false} is VALID [2022-02-21 04:04:36,866 INFO L290 TraceCheckUtils]: 31: Hoare triple {2584#false} assume { :end_inline_continueInDirection } true; {2584#false} is VALID [2022-02-21 04:04:36,866 INFO L290 TraceCheckUtils]: 32: Hoare triple {2584#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; {2584#false} is VALID [2022-02-21 04:04:36,866 INFO L290 TraceCheckUtils]: 33: Hoare triple {2584#false} __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; {2584#false} is VALID [2022-02-21 04:04:36,866 INFO L290 TraceCheckUtils]: 34: Hoare triple {2584#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {2584#false} is VALID [2022-02-21 04:04:36,866 INFO L290 TraceCheckUtils]: 35: Hoare triple {2584#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; {2584#false} is VALID [2022-02-21 04:04:36,867 INFO L290 TraceCheckUtils]: 36: Hoare triple {2584#false} __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; {2584#false} is VALID [2022-02-21 04:04:36,867 INFO L290 TraceCheckUtils]: 37: Hoare triple {2584#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {2584#false} is VALID [2022-02-21 04:04:36,867 INFO L290 TraceCheckUtils]: 38: Hoare triple {2584#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {2584#false} is VALID [2022-02-21 04:04:36,867 INFO L290 TraceCheckUtils]: 39: Hoare triple {2584#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; {2584#false} is VALID [2022-02-21 04:04:36,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:04:36,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:36,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340785662] [2022-02-21 04:04:36,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340785662] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:36,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:36,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:04:36,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439369458] [2022-02-21 04:04:36,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:36,873 INFO L796 eck$LassoCheckResult]: stem already infeasible [2022-02-21 04:04:36,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:36,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1406660823, now seen corresponding path program 1 times [2022-02-21 04:04:36,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:36,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279073544] [2022-02-21 04:04:36,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:36,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:36,918 INFO L290 TraceCheckUtils]: 0: Hoare triple {2586#true} assume !false; {2586#true} is VALID [2022-02-21 04:04:36,918 INFO L290 TraceCheckUtils]: 1: Hoare triple {2586#true} cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; {2586#true} is VALID [2022-02-21 04:04:36,919 INFO L290 TraceCheckUtils]: 2: Hoare triple {2586#true} assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; {2588#(= |ULTIMATE.start_isBlocked_#res#1| 0)} is VALID [2022-02-21 04:04:36,920 INFO L290 TraceCheckUtils]: 3: Hoare triple {2588#(= |ULTIMATE.start_isBlocked_#res#1| 0)} cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; {2589#(= |ULTIMATE.start_cleanup_~tmp___0~9#1| 0)} is VALID [2022-02-21 04:04:36,920 INFO L290 TraceCheckUtils]: 4: Hoare triple {2589#(= |ULTIMATE.start_cleanup_~tmp___0~9#1| 0)} assume 1 != cleanup_~tmp___0~9#1; {2586#true} is VALID [2022-02-21 04:04:36,921 INFO L290 TraceCheckUtils]: 5: Hoare triple {2586#true} assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; {2586#true} is VALID [2022-02-21 04:04:36,921 INFO L290 TraceCheckUtils]: 6: Hoare triple {2586#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; {2586#true} is VALID [2022-02-21 04:04:36,921 INFO L290 TraceCheckUtils]: 7: Hoare triple {2586#true} anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; {2586#true} is VALID [2022-02-21 04:04:36,922 INFO L290 TraceCheckUtils]: 8: Hoare triple {2586#true} assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; {2586#true} is VALID [2022-02-21 04:04:36,923 INFO L290 TraceCheckUtils]: 9: Hoare triple {2586#true} isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; {2586#true} is VALID [2022-02-21 04:04:36,925 INFO L290 TraceCheckUtils]: 10: Hoare triple {2586#true} cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; {2586#true} is VALID [2022-02-21 04:04:36,926 INFO L290 TraceCheckUtils]: 11: Hoare triple {2586#true} assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; {2586#true} is VALID [2022-02-21 04:04:36,926 INFO L290 TraceCheckUtils]: 12: Hoare triple {2586#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; {2586#true} is VALID [2022-02-21 04:04:36,926 INFO L290 TraceCheckUtils]: 13: Hoare triple {2586#true} stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; {2586#true} is VALID [2022-02-21 04:04:36,927 INFO L290 TraceCheckUtils]: 14: Hoare triple {2586#true} assume 0 != stopRequestedAtCurrentFloor_~tmp___0~3#1;stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; {2590#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1|))} is VALID [2022-02-21 04:04:36,927 INFO L290 TraceCheckUtils]: 15: Hoare triple {2590#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1|))} timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; {2591#(not (= |ULTIMATE.start_timeShift_~tmp___9~2#1| 0))} is VALID [2022-02-21 04:04:36,928 INFO L290 TraceCheckUtils]: 16: Hoare triple {2591#(not (= |ULTIMATE.start_timeShift_~tmp___9~2#1| 0))} assume !(0 != timeShift_~tmp___9~2#1); {2587#false} is VALID [2022-02-21 04:04:36,928 INFO L290 TraceCheckUtils]: 17: Hoare triple {2587#false} assume 1 == ~doorState~0;~doorState~0 := 0; {2587#false} is VALID [2022-02-21 04:04:36,928 INFO L290 TraceCheckUtils]: 18: Hoare triple {2587#false} assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {2587#false} is VALID [2022-02-21 04:04:36,928 INFO L290 TraceCheckUtils]: 19: Hoare triple {2587#false} assume !(1 == stopRequestedInDirection_~dir#1); {2587#false} is VALID [2022-02-21 04:04:36,928 INFO L290 TraceCheckUtils]: 20: Hoare triple {2587#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; {2587#false} is VALID [2022-02-21 04:04:36,929 INFO L290 TraceCheckUtils]: 21: Hoare triple {2587#false} timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; {2587#false} is VALID [2022-02-21 04:04:36,929 INFO L290 TraceCheckUtils]: 22: Hoare triple {2587#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; {2587#false} is VALID [2022-02-21 04:04:36,929 INFO L290 TraceCheckUtils]: 23: Hoare triple {2587#false} assume !(1 == ~currentHeading~0); {2587#false} is VALID [2022-02-21 04:04:36,929 INFO L290 TraceCheckUtils]: 24: Hoare triple {2587#false} assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; {2587#false} is VALID [2022-02-21 04:04:36,929 INFO L290 TraceCheckUtils]: 25: Hoare triple {2587#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {2587#false} is VALID [2022-02-21 04:04:36,930 INFO L290 TraceCheckUtils]: 26: Hoare triple {2587#false} assume { :end_inline_continueInDirection } true; {2587#false} is VALID [2022-02-21 04:04:36,930 INFO L290 TraceCheckUtils]: 27: Hoare triple {2587#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; {2587#false} is VALID [2022-02-21 04:04:36,930 INFO L290 TraceCheckUtils]: 28: Hoare triple {2587#false} __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; {2587#false} is VALID [2022-02-21 04:04:36,930 INFO L290 TraceCheckUtils]: 29: Hoare triple {2587#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {2587#false} is VALID [2022-02-21 04:04:36,930 INFO L290 TraceCheckUtils]: 30: Hoare triple {2587#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; {2587#false} is VALID [2022-02-21 04:04:36,930 INFO L290 TraceCheckUtils]: 31: Hoare triple {2587#false} __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; {2587#false} is VALID [2022-02-21 04:04:36,931 INFO L290 TraceCheckUtils]: 32: Hoare triple {2587#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {2587#false} is VALID [2022-02-21 04:04:36,931 INFO L290 TraceCheckUtils]: 33: Hoare triple {2587#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {2587#false} is VALID [2022-02-21 04:04:36,931 INFO L290 TraceCheckUtils]: 34: Hoare triple {2587#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; {2587#false} is VALID [2022-02-21 04:04:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:04:36,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:36,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279073544] [2022-02-21 04:04:36,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279073544] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:36,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:36,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-21 04:04:36,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262386579] [2022-02-21 04:04:36,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:36,933 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:04:36,934 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:04:36,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-21 04:04:36,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-21 04:04:36,961 INFO L87 Difference]: Start difference. First operand has 2579 states, 2578 states have (on average 1.8634600465477114) internal successors, (4804), 2578 states have internal predecessors, (4804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:45,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:04:45,997 INFO L93 Difference]: Finished difference Result 4690 states and 8631 transitions. [2022-02-21 04:04:45,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-21 04:04:45,998 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:46,021 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:04:46,024 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4690 states and 8631 transitions. [2022-02-21 04:04:46,604 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2329 [2022-02-21 04:04:47,084 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4690 states to 4582 states and 8519 transitions. [2022-02-21 04:04:47,085 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4582 [2022-02-21 04:04:47,088 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4582 [2022-02-21 04:04:47,089 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4582 states and 8519 transitions. [2022-02-21 04:04:47,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:04:47,096 INFO L681 BuchiCegarLoop]: Abstraction has 4582 states and 8519 transitions. [2022-02-21 04:04:47,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states and 8519 transitions. [2022-02-21 04:04:47,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 2560. [2022-02-21 04:04:47,187 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:04:47,194 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4582 states and 8519 transitions. Second operand has 2560 states, 2560 states have (on average 1.865234375) internal successors, (4775), 2559 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:47,198 INFO L74 IsIncluded]: Start isIncluded. First operand 4582 states and 8519 transitions. Second operand has 2560 states, 2560 states have (on average 1.865234375) internal successors, (4775), 2559 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:47,203 INFO L87 Difference]: Start difference. First operand 4582 states and 8519 transitions. Second operand has 2560 states, 2560 states have (on average 1.865234375) internal successors, (4775), 2559 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:47,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:04:47,668 INFO L93 Difference]: Finished difference Result 4582 states and 8519 transitions. [2022-02-21 04:04:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 4582 states and 8519 transitions. [2022-02-21 04:04:47,682 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:04:47,682 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:04:47,688 INFO L74 IsIncluded]: Start isIncluded. First operand has 2560 states, 2560 states have (on average 1.865234375) internal successors, (4775), 2559 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 4582 states and 8519 transitions. [2022-02-21 04:04:47,692 INFO L87 Difference]: Start difference. First operand has 2560 states, 2560 states have (on average 1.865234375) internal successors, (4775), 2559 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 4582 states and 8519 transitions. [2022-02-21 04:04:48,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:04:48,149 INFO L93 Difference]: Finished difference Result 4582 states and 8519 transitions. [2022-02-21 04:04:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 4582 states and 8519 transitions. [2022-02-21 04:04:48,155 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:04:48,155 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:04:48,156 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:04:48,156 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:04:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2560 states have (on average 1.865234375) internal successors, (4775), 2559 states have internal predecessors, (4775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:48,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4775 transitions. [2022-02-21 04:04:48,336 INFO L704 BuchiCegarLoop]: Abstraction has 2560 states and 4775 transitions. [2022-02-21 04:04:48,336 INFO L587 BuchiCegarLoop]: Abstraction has 2560 states and 4775 transitions. [2022-02-21 04:04:48,337 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 04:04:48,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2560 states and 4775 transitions. [2022-02-21 04:04:48,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1275 [2022-02-21 04:04:48,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:04:48,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:04:48,347 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:48,347 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:48,347 INFO L791 eck$LassoCheckResult]: Stem: 8510#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 8511#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 9661#L74 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 9545#L67 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 9546#L82 main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; 7435#L3350 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 7436#L3325 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 9816#L120 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; 9719#L1810 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; 7791#L1835 bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 9273#L2239 assume 0 == initPersonOnFloor_~floor#1; 8285#L2240 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 7440#L2347-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 8266#L2031 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 8180#L2043-2 assume { :end_inline_callOnFloor } true; 7665#L2383 assume { :end_inline_initPersonOnFloor } true; 7666#L3130 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 7495#L1968 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 7496#L1995 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 7809#L1161 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 7811#L565 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 7575#L586 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 7576#L1168 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 9849#L1173 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 9859#L1309 assume !(0 != timeShift_~tmp___9~2#1); 7826#L1400 assume !(1 == ~doorState~0); 7827#L1400-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 8774#L752 assume !(1 == stopRequestedInDirection_~dir#1); 8736#L921 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 7701#L1074 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 8344#L1408 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 8641#L1128 assume !(1 == ~currentHeading~0); 7694#L1138 assume !(0 == ~currentFloorID~0); 7695#L1138-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 9361#L1144-1 assume { :end_inline_continueInDirection } true; 7416#L1417-2 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 9437#L548 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 8792#L165 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 8199#L166 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 8200#L557 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 7834#L170 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 7835#L225 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 9205#L1432 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 8186#L3157-2 [2022-02-21 04:04:48,348 INFO L793 eck$LassoCheckResult]: Loop: 8186#L3157-2 assume !false; 8805#L3158 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 9185#L3161 assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; 8405#L371 cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; 8406#L3165 assume 1 != cleanup_~tmp___0~9#1; 8983#L3165-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 8738#L1968-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 8508#L1995-21 anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; 9616#L656 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; 7775#L720 isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; 8715#L733 cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; 8716#L3177 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 9119#L1968-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 7653#L1995-26 stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; 7511#L1161-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; 7329#L565-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; 7330#L586-1 stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; 8095#L1168-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; 8096#L1173-1 timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; 9858#L1309-2 assume !(0 != timeShift_~tmp___9~2#1); 8648#L1400-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8649#L1400-5 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 9556#L752-2 assume !(1 == stopRequestedInDirection_~dir#1); 9479#L921-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; 7754#L1074-2 timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; 9333#L1408-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; 9844#L1128-3 assume !(1 == ~currentHeading~0); 9237#L1138-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 9238#L1138-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7735#L1144-7 assume { :end_inline_continueInDirection } true; 7736#L1417-5 assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; 9175#L548-1 __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 8031#L165-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 8032#L166-1 assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; 9801#L557-5 __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; 9802#L170-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 8940#L225-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 8185#L1432-1 assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 8186#L3157-2 [2022-02-21 04:04:48,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:48,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1155006256, now seen corresponding path program 1 times [2022-02-21 04:04:48,350 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:48,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697868326] [2022-02-21 04:04:48,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:48,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:48,405 INFO L290 TraceCheckUtils]: 0: Hoare triple {19027#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);~weight~0 := 0;~maximumWeight~0 := 100;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; {19027#true} is VALID [2022-02-21 04:04:48,405 INFO L290 TraceCheckUtils]: 1: Hoare triple {19027#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret125#1, main_~retValue_acc~25#1, main_~tmp~25#1;havoc main_~retValue_acc~25#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; {19027#true} is VALID [2022-02-21 04:04:48,405 INFO L290 TraceCheckUtils]: 2: Hoare triple {19027#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {19027#true} is VALID [2022-02-21 04:04:48,405 INFO L290 TraceCheckUtils]: 3: Hoare triple {19027#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {19027#true} is VALID [2022-02-21 04:04:48,405 INFO L290 TraceCheckUtils]: 4: Hoare triple {19027#true} main_#t~ret125#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret125#1;havoc main_#t~ret125#1; {19027#true} is VALID [2022-02-21 04:04:48,406 INFO L290 TraceCheckUtils]: 5: Hoare triple {19027#true} assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; {19027#true} is VALID [2022-02-21 04:04:48,406 INFO L290 TraceCheckUtils]: 6: Hoare triple {19027#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; {19027#true} is VALID [2022-02-21 04:04:48,406 INFO L290 TraceCheckUtils]: 7: Hoare triple {19027#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret118#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~16#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~16#1; {19029#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} is VALID [2022-02-21 04:04:48,407 INFO L290 TraceCheckUtils]: 8: Hoare triple {19029#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~16#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~16#1; {19028#false} is VALID [2022-02-21 04:04:48,407 INFO L290 TraceCheckUtils]: 9: Hoare triple {19028#false} bigMacCall_#t~ret118#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret118#1;havoc bigMacCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; {19028#false} is VALID [2022-02-21 04:04:48,407 INFO L290 TraceCheckUtils]: 10: Hoare triple {19028#false} assume 0 == initPersonOnFloor_~floor#1; {19028#false} is VALID [2022-02-21 04:04:48,407 INFO L290 TraceCheckUtils]: 11: Hoare triple {19028#false} assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; {19028#false} is VALID [2022-02-21 04:04:48,407 INFO L290 TraceCheckUtils]: 12: Hoare triple {19028#false} assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; {19028#false} is VALID [2022-02-21 04:04:48,407 INFO L290 TraceCheckUtils]: 13: Hoare triple {19028#false} assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; {19028#false} is VALID [2022-02-21 04:04:48,407 INFO L290 TraceCheckUtils]: 14: Hoare triple {19028#false} assume { :end_inline_callOnFloor } true; {19028#false} is VALID [2022-02-21 04:04:48,408 INFO L290 TraceCheckUtils]: 15: Hoare triple {19028#false} assume { :end_inline_initPersonOnFloor } true; {19028#false} is VALID [2022-02-21 04:04:48,408 INFO L290 TraceCheckUtils]: 16: Hoare triple {19028#false} assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret119#1, cleanup_#t~ret120#1, cleanup_~i~3#1, cleanup_~tmp~23#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; {19028#false} is VALID [2022-02-21 04:04:48,408 INFO L290 TraceCheckUtils]: 17: Hoare triple {19028#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; {19028#false} is VALID [2022-02-21 04:04:48,408 INFO L290 TraceCheckUtils]: 18: Hoare triple {19028#false} stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; {19028#false} is VALID [2022-02-21 04:04:48,408 INFO L290 TraceCheckUtils]: 19: Hoare triple {19028#false} assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; {19028#false} is VALID [2022-02-21 04:04:48,408 INFO L290 TraceCheckUtils]: 20: Hoare triple {19028#false} assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; {19028#false} is VALID [2022-02-21 04:04:48,409 INFO L290 TraceCheckUtils]: 21: Hoare triple {19028#false} stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; {19028#false} is VALID [2022-02-21 04:04:48,409 INFO L290 TraceCheckUtils]: 22: Hoare triple {19028#false} assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; {19028#false} is VALID [2022-02-21 04:04:48,409 INFO L290 TraceCheckUtils]: 23: Hoare triple {19028#false} timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; {19028#false} is VALID [2022-02-21 04:04:48,409 INFO L290 TraceCheckUtils]: 24: Hoare triple {19028#false} assume !(0 != timeShift_~tmp___9~2#1); {19028#false} is VALID [2022-02-21 04:04:48,409 INFO L290 TraceCheckUtils]: 25: Hoare triple {19028#false} assume !(1 == ~doorState~0); {19028#false} is VALID [2022-02-21 04:04:48,409 INFO L290 TraceCheckUtils]: 26: Hoare triple {19028#false} assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {19028#false} is VALID [2022-02-21 04:04:48,410 INFO L290 TraceCheckUtils]: 27: Hoare triple {19028#false} assume !(1 == stopRequestedInDirection_~dir#1); {19028#false} is VALID [2022-02-21 04:04:48,410 INFO L290 TraceCheckUtils]: 28: Hoare triple {19028#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; {19028#false} is VALID [2022-02-21 04:04:48,410 INFO L290 TraceCheckUtils]: 29: Hoare triple {19028#false} timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; {19028#false} is VALID [2022-02-21 04:04:48,410 INFO L290 TraceCheckUtils]: 30: Hoare triple {19028#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; {19028#false} is VALID [2022-02-21 04:04:48,410 INFO L290 TraceCheckUtils]: 31: Hoare triple {19028#false} assume !(1 == ~currentHeading~0); {19028#false} is VALID [2022-02-21 04:04:48,410 INFO L290 TraceCheckUtils]: 32: Hoare triple {19028#false} assume !(0 == ~currentFloorID~0); {19028#false} is VALID [2022-02-21 04:04:48,410 INFO L290 TraceCheckUtils]: 33: Hoare triple {19028#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {19028#false} is VALID [2022-02-21 04:04:48,411 INFO L290 TraceCheckUtils]: 34: Hoare triple {19028#false} assume { :end_inline_continueInDirection } true; {19028#false} is VALID [2022-02-21 04:04:48,411 INFO L290 TraceCheckUtils]: 35: Hoare triple {19028#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; {19028#false} is VALID [2022-02-21 04:04:48,411 INFO L290 TraceCheckUtils]: 36: Hoare triple {19028#false} __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; {19028#false} is VALID [2022-02-21 04:04:48,411 INFO L290 TraceCheckUtils]: 37: Hoare triple {19028#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {19028#false} is VALID [2022-02-21 04:04:48,411 INFO L290 TraceCheckUtils]: 38: Hoare triple {19028#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; {19028#false} is VALID [2022-02-21 04:04:48,411 INFO L290 TraceCheckUtils]: 39: Hoare triple {19028#false} __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; {19028#false} is VALID [2022-02-21 04:04:48,412 INFO L290 TraceCheckUtils]: 40: Hoare triple {19028#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {19028#false} is VALID [2022-02-21 04:04:48,412 INFO L290 TraceCheckUtils]: 41: Hoare triple {19028#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {19028#false} is VALID [2022-02-21 04:04:48,412 INFO L290 TraceCheckUtils]: 42: Hoare triple {19028#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; {19028#false} is VALID [2022-02-21 04:04:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:04:48,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:48,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697868326] [2022-02-21 04:04:48,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697868326] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:48,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:48,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:04:48,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331093194] [2022-02-21 04:04:48,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:48,413 INFO L796 eck$LassoCheckResult]: stem already infeasible [2022-02-21 04:04:48,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:48,414 INFO L85 PathProgramCache]: Analyzing trace with hash 835343776, now seen corresponding path program 1 times [2022-02-21 04:04:48,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:48,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563821227] [2022-02-21 04:04:48,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:48,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:48,454 INFO L290 TraceCheckUtils]: 0: Hoare triple {19030#true} assume !false; {19030#true} is VALID [2022-02-21 04:04:48,454 INFO L290 TraceCheckUtils]: 1: Hoare triple {19030#true} cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; {19030#true} is VALID [2022-02-21 04:04:48,455 INFO L290 TraceCheckUtils]: 2: Hoare triple {19030#true} assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~2#1;havoc isBlocked_~retValue_acc~2#1;isBlocked_~retValue_acc~2#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~2#1; {19030#true} is VALID [2022-02-21 04:04:48,455 INFO L290 TraceCheckUtils]: 3: Hoare triple {19030#true} cleanup_#t~ret119#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret119#1;havoc cleanup_#t~ret119#1; {19030#true} is VALID [2022-02-21 04:04:48,462 INFO L290 TraceCheckUtils]: 4: Hoare triple {19030#true} assume 1 != cleanup_~tmp___0~9#1; {19030#true} is VALID [2022-02-21 04:04:48,463 INFO L290 TraceCheckUtils]: 5: Hoare triple {19030#true} assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret19#1, isIdle_~retValue_acc~9#1, isIdle_~tmp~5#1;havoc isIdle_~retValue_acc~9#1;havoc isIdle_~tmp~5#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret14#1, anyStopRequested_#t~ret15#1, anyStopRequested_#t~ret16#1, anyStopRequested_#t~ret17#1, anyStopRequested_#t~ret18#1, anyStopRequested_~retValue_acc~8#1, anyStopRequested_~tmp~4#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~8#1;havoc anyStopRequested_~tmp~4#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; {19030#true} is VALID [2022-02-21 04:04:48,466 INFO L290 TraceCheckUtils]: 6: Hoare triple {19030#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; {19032#(= |ULTIMATE.start_isFloorCalling_#res#1| ~calls_0~0)} is VALID [2022-02-21 04:04:48,467 INFO L290 TraceCheckUtils]: 7: Hoare triple {19032#(= |ULTIMATE.start_isFloorCalling_#res#1| ~calls_0~0)} anyStopRequested_#t~ret14#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret14#1;havoc anyStopRequested_#t~ret14#1; {19033#(= |ULTIMATE.start_anyStopRequested_~tmp___3~1#1| ~calls_0~0)} is VALID [2022-02-21 04:04:48,467 INFO L290 TraceCheckUtils]: 8: Hoare triple {19033#(= |ULTIMATE.start_anyStopRequested_~tmp___3~1#1| ~calls_0~0)} assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~8#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~8#1; {19034#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:04:48,469 INFO L290 TraceCheckUtils]: 9: Hoare triple {19034#(not (= ~calls_0~0 0))} isIdle_#t~ret19#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~5#1 := isIdle_#t~ret19#1;havoc isIdle_#t~ret19#1;isIdle_~retValue_acc~9#1 := (if 0 == isIdle_~tmp~5#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~9#1; {19034#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:04:48,469 INFO L290 TraceCheckUtils]: 10: Hoare triple {19034#(not (= ~calls_0~0 0))} cleanup_#t~ret120#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret120#1;havoc cleanup_#t~ret120#1; {19034#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:04:48,470 INFO L290 TraceCheckUtils]: 11: Hoare triple {19034#(not (= ~calls_0~0 0))} assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret46#1, timeShift_#t~ret47#1, timeShift_#t~ret48#1, timeShift_#t~ret49#1, timeShift_#t~ret50#1, timeShift_#t~ret51#1, timeShift_#t~ret52#1, timeShift_#t~ret53#1, timeShift_#t~ret54#1, timeShift_#t~ret55#1, timeShift_#t~ret56#1, timeShift_~tmp~10#1, timeShift_~tmp___0~5#1, timeShift_~tmp___1~4#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~10#1;havoc timeShift_~tmp___0~5#1;havoc timeShift_~tmp___1~4#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1, stopRequestedAtCurrentFloor_#t~ret33#1, stopRequestedAtCurrentFloor_~retValue_acc~12#1, stopRequestedAtCurrentFloor_~tmp~8#1, stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~12#1;havoc stopRequestedAtCurrentFloor_~tmp~8#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; {19034#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:04:48,470 INFO L290 TraceCheckUtils]: 12: Hoare triple {19034#(not (= ~calls_0~0 0))} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; {19035#(not (= |ULTIMATE.start_isFloorCalling_#res#1| 0))} is VALID [2022-02-21 04:04:48,470 INFO L290 TraceCheckUtils]: 13: Hoare triple {19035#(not (= |ULTIMATE.start_isFloorCalling_#res#1| 0))} stopRequestedAtCurrentFloor_#t~ret32#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret32#1;havoc stopRequestedAtCurrentFloor_#t~ret32#1; {19036#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~3#1|))} is VALID [2022-02-21 04:04:48,471 INFO L290 TraceCheckUtils]: 14: Hoare triple {19036#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~3#1|))} assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~3#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~5#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~5#1; {19031#false} is VALID [2022-02-21 04:04:48,471 INFO L290 TraceCheckUtils]: 15: Hoare triple {19031#false} assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~5#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~5#1; {19031#false} is VALID [2022-02-21 04:04:48,471 INFO L290 TraceCheckUtils]: 16: Hoare triple {19031#false} stopRequestedAtCurrentFloor_#t~ret33#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~8#1 := stopRequestedAtCurrentFloor_#t~ret33#1;havoc stopRequestedAtCurrentFloor_#t~ret33#1; {19031#false} is VALID [2022-02-21 04:04:48,471 INFO L290 TraceCheckUtils]: 17: Hoare triple {19031#false} assume !(0 != stopRequestedAtCurrentFloor_~tmp~8#1);stopRequestedAtCurrentFloor_~retValue_acc~12#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~12#1; {19031#false} is VALID [2022-02-21 04:04:48,471 INFO L290 TraceCheckUtils]: 18: Hoare triple {19031#false} timeShift_#t~ret46#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret46#1;havoc timeShift_#t~ret46#1; {19031#false} is VALID [2022-02-21 04:04:48,471 INFO L290 TraceCheckUtils]: 19: Hoare triple {19031#false} assume !(0 != timeShift_~tmp___9~2#1); {19031#false} is VALID [2022-02-21 04:04:48,472 INFO L290 TraceCheckUtils]: 20: Hoare triple {19031#false} assume 1 == ~doorState~0;~doorState~0 := 0; {19031#false} is VALID [2022-02-21 04:04:48,472 INFO L290 TraceCheckUtils]: 21: Hoare triple {19031#false} assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret20#1, stopRequestedInDirection_#t~ret21#1, stopRequestedInDirection_#t~ret22#1, stopRequestedInDirection_#t~ret23#1, stopRequestedInDirection_#t~ret24#1, stopRequestedInDirection_#t~ret25#1, stopRequestedInDirection_#t~ret26#1, stopRequestedInDirection_#t~ret27#1, stopRequestedInDirection_#t~ret28#1, stopRequestedInDirection_#t~ret29#1, stopRequestedInDirection_#t~ret30#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~10#1, stopRequestedInDirection_~tmp~6#1, stopRequestedInDirection_~tmp___0~2#1, stopRequestedInDirection_~tmp___1~2#1, stopRequestedInDirection_~tmp___2~2#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~10#1;havoc stopRequestedInDirection_~tmp~6#1;havoc stopRequestedInDirection_~tmp___0~2#1;havoc stopRequestedInDirection_~tmp___1~2#1;havoc stopRequestedInDirection_~tmp___2~2#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {19031#false} is VALID [2022-02-21 04:04:48,472 INFO L290 TraceCheckUtils]: 22: Hoare triple {19031#false} assume !(1 == stopRequestedInDirection_~dir#1); {19031#false} is VALID [2022-02-21 04:04:48,472 INFO L290 TraceCheckUtils]: 23: Hoare triple {19031#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~10#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~10#1; {19031#false} is VALID [2022-02-21 04:04:48,472 INFO L290 TraceCheckUtils]: 24: Hoare triple {19031#false} timeShift_#t~ret53#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret53#1;havoc timeShift_#t~ret53#1; {19031#false} is VALID [2022-02-21 04:04:48,472 INFO L290 TraceCheckUtils]: 25: Hoare triple {19031#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret31#1, continueInDirection_~dir#1, continueInDirection_~tmp~7#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~7#1;~currentHeading~0 := continueInDirection_~dir#1; {19031#false} is VALID [2022-02-21 04:04:48,472 INFO L290 TraceCheckUtils]: 26: Hoare triple {19031#false} assume !(1 == ~currentHeading~0); {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 27: Hoare triple {19031#false} assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 28: Hoare triple {19031#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 29: Hoare triple {19031#false} assume { :end_inline_continueInDirection } true; {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 30: Hoare triple {19031#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret5#1, __utac_acc__Specification2_spec__3_#t~ret6#1, __utac_acc__Specification2_spec__3_#t~ret7#1, __utac_acc__Specification2_spec__3_#t~ret8#1, __utac_acc__Specification2_spec__3_#t~ret9#1, __utac_acc__Specification2_spec__3_#t~ret10#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~0#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~3#1;havoc getCurrentFloorID_~retValue_acc~3#1;getCurrentFloorID_~retValue_acc~3#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~3#1; {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 31: Hoare triple {19031#false} __utac_acc__Specification2_spec__3_#t~ret5#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 32: Hoare triple {19031#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 33: Hoare triple {19031#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~4#1;havoc areDoorsOpen_~retValue_acc~4#1;areDoorsOpen_~retValue_acc~4#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~4#1; {19031#false} is VALID [2022-02-21 04:04:48,473 INFO L290 TraceCheckUtils]: 34: Hoare triple {19031#false} __utac_acc__Specification2_spec__3_#t~ret6#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret6#1;havoc __utac_acc__Specification2_spec__3_#t~ret6#1; {19031#false} is VALID [2022-02-21 04:04:48,474 INFO L290 TraceCheckUtils]: 35: Hoare triple {19031#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {19031#false} is VALID [2022-02-21 04:04:48,474 INFO L290 TraceCheckUtils]: 36: Hoare triple {19031#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {19031#false} is VALID [2022-02-21 04:04:48,474 INFO L290 TraceCheckUtils]: 37: Hoare triple {19031#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; {19031#false} is VALID [2022-02-21 04:04:48,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:04:48,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:48,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563821227] [2022-02-21 04:04:48,475 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563821227] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:48,475 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:48,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-21 04:04:48,476 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513564] [2022-02-21 04:04:48,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:48,476 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:04:48,476 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:04:48,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-21 04:04:48,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-21 04:04:48,477 INFO L87 Difference]: Start difference. First operand 2560 states and 4775 transitions. cyclomatic complexity: 2216 Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:05:30,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:05:30,174 INFO L93 Difference]: Finished difference Result 24323 states and 45233 transitions. [2022-02-21 04:05:30,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-21 04:05:30,174 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:05:30,207 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:05:30,207 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24323 states and 45233 transitions.