./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product31.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_product31.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.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 a8dba55a6053d72f9111ac5cd147f9f45da0f79494b1facfa57c6480910007fb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 04:04:49,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 04:04:49,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 04:04:49,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 04:04:49,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 04:04:49,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 04:04:49,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 04:04:49,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 04:04:49,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 04:04:49,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 04:04:49,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 04:04:49,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 04:04:49,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 04:04:49,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 04:04:49,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 04:04:49,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 04:04:49,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 04:04:49,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 04:04:49,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 04:04:49,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 04:04:49,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 04:04:49,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 04:04:49,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 04:04:49,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 04:04:49,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 04:04:49,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 04:04:49,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 04:04:49,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 04:04:49,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 04:04:49,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 04:04:49,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 04:04:49,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 04:04:49,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 04:04:49,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 04:04:49,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 04:04:49,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 04:04:49,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 04:04:49,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 04:04:49,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 04:04:49,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 04:04:49,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 04:04:49,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 04:04:49,838 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 04:04:49,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 04:04:49,839 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 04:04:49,839 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 04:04:49,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 04:04:49,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 04:04:49,841 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 04:04:49,841 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 04:04:49,841 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 04:04:49,841 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 04:04:49,842 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 04:04:49,842 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 04:04:49,842 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 04:04:49,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 04:04:49,842 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 04:04:49,843 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 04:04:49,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 04:04:49,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 04:04:49,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 04:04:49,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 04:04:49,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 04:04:49,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 04:04:49,844 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 04:04:49,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 04:04:49,844 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 04:04:49,844 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 04:04:49,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 04:04:49,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 04:04:49,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 04:04:49,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 04:04:49,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 04:04:49,846 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 04:04:49,846 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8dba55a6053d72f9111ac5cd147f9f45da0f79494b1facfa57c6480910007fb [2022-02-21 04:04:50,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 04:04:50,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 04:04:50,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 04:04:50,053 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 04:04:50,054 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 04:04:50,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product31.cil.c [2022-02-21 04:04:50,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29a44f035/9edc653adfb14cf0841adbdc50e1b3d8/FLAG4d0ccf55a [2022-02-21 04:04:50,618 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 04:04:50,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product31.cil.c [2022-02-21 04:04:50,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29a44f035/9edc653adfb14cf0841adbdc50e1b3d8/FLAG4d0ccf55a [2022-02-21 04:04:50,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29a44f035/9edc653adfb14cf0841adbdc50e1b3d8 [2022-02-21 04:04:50,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 04:04:50,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 04:04:50,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 04:04:50,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 04:04:50,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 04:04:50,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:04:50" (1/1) ... [2022-02-21 04:04:50,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb0be56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:50, skipping insertion in model container [2022-02-21 04:04:50,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:04:50" (1/1) ... [2022-02-21 04:04:50,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 04:04:50,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 04:04:51,287 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_product31.cil.c[64450,64463] [2022-02-21 04:04:51,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:04:51,314 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 04:04:51,417 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_product31.cil.c[64450,64463] [2022-02-21 04:04:51,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:04:51,475 INFO L208 MainTranslator]: Completed translation [2022-02-21 04:04:51,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51 WrapperNode [2022-02-21 04:04:51,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 04:04:51,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 04:04:51,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 04:04:51,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 04:04:51,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,707 INFO L137 Inliner]: procedures = 97, calls = 349, calls flagged for inlining = 202, calls inlined = 446, statements flattened = 14268 [2022-02-21 04:04:51,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 04:04:51,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 04:04:51,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 04:04:51,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 04:04:51,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 04:04:51,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 04:04:51,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 04:04:51,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 04:04:51,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (1/1) ... [2022-02-21 04:04:51,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 04:04:51,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:04:51,979 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 04:04:51,999 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 04:04:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 04:04:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 04:04:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 04:04:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 04:04:52,137 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 04:04:52,138 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 04:04:55,777 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 04:04:55,818 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 04:04:55,819 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-21 04:04:55,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:04:55 BoogieIcfgContainer [2022-02-21 04:04:55,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 04:04:55,822 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 04:04:55,822 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 04:04:55,824 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 04:04:55,834 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:55,835 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 04:04:50" (1/3) ... [2022-02-21 04:04:55,836 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72de7a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:04:55, skipping insertion in model container [2022-02-21 04:04:55,836 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:55,836 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:51" (2/3) ... [2022-02-21 04:04:55,836 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72de7a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:04:55, skipping insertion in model container [2022-02-21 04:04:55,836 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:55,836 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:04:55" (3/3) ... [2022-02-21 04:04:55,837 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product31.cil.c [2022-02-21 04:04:55,953 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 04:04:55,954 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 04:04:55,954 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 04:04:55,954 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 04:04:55,954 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 04:04:55,954 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 04:04:55,954 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 04:04:55,954 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 04:04:56,018 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 3743 states, 3742 states have (on average 1.8669160876536612) internal successors, (6986), 3742 states have internal predecessors, (6986), 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 04:04:56,837 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1855 [2022-02-21 04:04:56,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:04:56,838 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:04:56,845 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, 1, 1, 1] [2022-02-21 04:04:56,845 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, 1, 1, 1] [2022-02-21 04:04:56,845 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 04:04:56,853 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 3743 states, 3742 states have (on average 1.8669160876536612) internal successors, (6986), 3742 states have internal predecessors, (6986), 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 04:04:57,474 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1855 [2022-02-21 04:04:57,474 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:04:57,474 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:04:57,477 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, 1, 1, 1] [2022-02-21 04:04:57,477 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, 1, 1, 1] [2022-02-21 04:04:57,481 INFO L791 eck$LassoCheckResult]: Stem: 2290#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);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 3651#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1, main_~retValue_acc~7#1, main_~tmp~11#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; 825#L3114true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3693#L3107true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; 992#L3122true main_#t~ret29#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret29#1;havoc main_#t~ret29#1; 3591#L1463true assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; 1412#L1434true 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; 1536#L858true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret22#1, bigMacCall_~tmp~8#1;havoc bigMacCall_~tmp~8#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 1765#L763true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 1043#L788true bigMacCall_#t~ret22#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~8#1 := bigMacCall_#t~ret22#1;havoc bigMacCall_#t~ret22#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~8#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 3611#L409true assume 0 == initPersonOnFloor_~floor#1; 2609#L410true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 858#L517-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2015#L201true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 2425#L213-2true assume { :end_inline_callOnFloor } true; 2025#L553true assume { :end_inline_initPersonOnFloor } true; 535#L1238true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret23#1, cleanup_#t~ret24#1, cleanup_~i~2#1, cleanup_~tmp~9#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~9#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_#t~ret80#1, timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_~tmp~25#1, timeShift_~tmp___0~12#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~25#1;havoc timeShift_~tmp___0~12#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1, stopRequestedAtCurrentFloor_#t~ret64#1, stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~23#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~23#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 2014#L138true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 579#L165true isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 118#L3078true stopRequestedAtCurrentFloor_#t~ret63#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~23#1 := stopRequestedAtCurrentFloor_#t~ret63#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1; 3039#L2463true assume 0 != stopRequestedAtCurrentFloor_~tmp~23#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 2143#L1726true stopRequestedAtCurrentFloor_#t~ret64#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret64#1;havoc stopRequestedAtCurrentFloor_#t~ret64#1; 2624#L2467true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 2555#L2480true timeShift_#t~ret79#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 3245#L2615true assume !(0 != timeShift_~tmp___9~2#1); 1966#L2706true assume 1 == ~doorState~0;~doorState~0 := 0; 2865#L2706-2true 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~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~19#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~1#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~18#1;havoc stopRequestedInDirection_~tmp~19#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 1486#L138-3true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1358#L165-3true isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 982#L3078-1true stopRequestedInDirection_#t~ret54#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret54#1;havoc stopRequestedInDirection_#t~ret54#1; 3240#L2318true assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 1138#L1726-3true stopRequestedInDirection_#t~ret55#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~19#1 := stopRequestedInDirection_#t~ret55#1;havoc stopRequestedInDirection_#t~ret55#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1#1 := (if stopRequestedInDirection_~tmp~19#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~18#1 := (if stopRequestedInDirection_~__cil_tmp8~1#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 2707#L2331true timeShift_#t~ret86#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 2747#L2714true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret57#1, continueInDirection_~dir#1, continueInDirection_~tmp~20#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~20#1;~currentHeading~0 := continueInDirection_~dir#1; 3345#L2375true assume !(1 == ~currentHeading~0); 1435#L2385true assume !(0 == ~currentFloorID~0); 3244#L2385-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1742#L2391-1true assume { :end_inline_continueInDirection } true; 3702#L2723-2true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret4#1, __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_~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~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 3455#L1726-5true __utac_acc__Specification2_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret4#1;havoc __utac_acc__Specification2_spec__3_#t~ret4#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 2047#L903true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2205#L904true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 3310#L1735true __utac_acc__Specification2_spec__3_#t~ret5#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1; 2246#L908true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1554#L963true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 531#L2738true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; 153#L1266-2true [2022-02-21 04:04:57,482 INFO L793 eck$LassoCheckResult]: Loop: 153#L1266-2true assume !false; 2096#L1267true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 1846#L1270true assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 612#L1549true cleanup_#t~ret23#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret23#1;havoc cleanup_#t~ret23#1; 3523#L1274true assume 1 != cleanup_~tmp___0~3#1; 3655#L1274-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~16#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~16#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~15#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~15#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~2#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 90#L138-65true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 1641#L165-65true anyStopRequested_#t~ret33#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret33#1;havoc anyStopRequested_#t~ret33#1; 1599#L1834true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 271#L1898true isIdle_#t~ret38#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~16#1 := isIdle_#t~ret38#1;havoc isIdle_#t~ret38#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~16#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 2328#L1911true cleanup_#t~ret24#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~9#1 := cleanup_#t~ret24#1;havoc cleanup_#t~ret24#1; 3619#L1286true assume !(0 != cleanup_~tmp~9#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_#t~ret80#1, timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_~tmp~25#1, timeShift_~tmp___0~12#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~25#1;havoc timeShift_~tmp___0~12#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1, stopRequestedAtCurrentFloor_#t~ret64#1, stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~23#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~23#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 2164#L138-70true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 3728#L165-70true isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 2684#L3078-3true stopRequestedAtCurrentFloor_#t~ret63#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~23#1 := stopRequestedAtCurrentFloor_#t~ret63#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1; 1575#L2463-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~23#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 1073#L1726-6true stopRequestedAtCurrentFloor_#t~ret64#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret64#1;havoc stopRequestedAtCurrentFloor_#t~ret64#1; 3003#L2467-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; 786#L2480-1true timeShift_#t~ret79#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 143#L2615-2true assume !(0 != timeShift_~tmp___9~2#1); 340#L2706-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1837#L2706-5true 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~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~19#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~1#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~18#1;havoc stopRequestedInDirection_~tmp~19#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 3618#L138-73true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 3489#L165-73true isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; 2519#L3078-4true stopRequestedInDirection_#t~ret54#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret54#1;havoc stopRequestedInDirection_#t~ret54#1; 2489#L2318-2true assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 1960#L1726-9true stopRequestedInDirection_#t~ret55#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~19#1 := stopRequestedInDirection_#t~ret55#1;havoc stopRequestedInDirection_#t~ret55#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1#1 := (if stopRequestedInDirection_~tmp~19#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~18#1 := (if stopRequestedInDirection_~__cil_tmp8~1#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; 650#L2331-2true timeShift_#t~ret86#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; 2463#L2714-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret57#1, continueInDirection_~dir#1, continueInDirection_~tmp~20#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~20#1;~currentHeading~0 := continueInDirection_~dir#1; 1861#L2375-3true assume !(1 == ~currentHeading~0); 1493#L2385-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 2045#L2385-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 3676#L2391-7true assume { :end_inline_continueInDirection } true; 1975#L2723-5true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret4#1, __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_~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~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 3644#L1726-11true __utac_acc__Specification2_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret4#1;havoc __utac_acc__Specification2_spec__3_#t~ret4#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; 1817#L903-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 455#L904-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 106#L1735-5true __utac_acc__Specification2_spec__3_#t~ret5#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1; 1845#L908-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1217#L963-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 3667#L2738-1true assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; 153#L1266-2true [2022-02-21 04:04:57,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:57,486 INFO L85 PathProgramCache]: Analyzing trace with hash 452970111, now seen corresponding path program 1 times [2022-02-21 04:04:57,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:57,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297942601] [2022-02-21 04:04:57,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:57,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:57,648 INFO L290 TraceCheckUtils]: 0: Hoare triple {3747#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);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {3747#true} is VALID [2022-02-21 04:04:57,649 INFO L290 TraceCheckUtils]: 1: Hoare triple {3747#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret29#1, main_~retValue_acc~7#1, main_~tmp~11#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~11#1;assume { :begin_inline_select_helpers } true; {3747#true} is VALID [2022-02-21 04:04:57,649 INFO L290 TraceCheckUtils]: 2: Hoare triple {3747#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {3747#true} is VALID [2022-02-21 04:04:57,649 INFO L290 TraceCheckUtils]: 3: Hoare triple {3747#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~28#1;havoc valid_product_~retValue_acc~28#1;valid_product_~retValue_acc~28#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~28#1; {3747#true} is VALID [2022-02-21 04:04:57,649 INFO L290 TraceCheckUtils]: 4: Hoare triple {3747#true} main_#t~ret29#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~11#1 := main_#t~ret29#1;havoc main_#t~ret29#1; {3747#true} is VALID [2022-02-21 04:04:57,650 INFO L290 TraceCheckUtils]: 5: Hoare triple {3747#true} assume 0 != main_~tmp~11#1;assume { :begin_inline_setup } true; {3747#true} is VALID [2022-02-21 04:04:57,650 INFO L290 TraceCheckUtils]: 6: Hoare triple {3747#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; {3747#true} is VALID [2022-02-21 04:04:57,650 INFO L290 TraceCheckUtils]: 7: Hoare triple {3747#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret22#1, bigMacCall_~tmp~8#1;havoc bigMacCall_~tmp~8#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; {3749#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} is VALID [2022-02-21 04:04:57,651 INFO L290 TraceCheckUtils]: 8: Hoare triple {3749#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; {3748#false} is VALID [2022-02-21 04:04:57,651 INFO L290 TraceCheckUtils]: 9: Hoare triple {3748#false} bigMacCall_#t~ret22#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~8#1 := bigMacCall_#t~ret22#1;havoc bigMacCall_#t~ret22#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~8#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; {3748#false} is VALID [2022-02-21 04:04:57,651 INFO L290 TraceCheckUtils]: 10: Hoare triple {3748#false} assume 0 == initPersonOnFloor_~floor#1; {3748#false} is VALID [2022-02-21 04:04:57,651 INFO L290 TraceCheckUtils]: 11: Hoare triple {3748#false} assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; {3748#false} is VALID [2022-02-21 04:04:57,652 INFO L290 TraceCheckUtils]: 12: Hoare triple {3748#false} assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; {3748#false} is VALID [2022-02-21 04:04:57,652 INFO L290 TraceCheckUtils]: 13: Hoare triple {3748#false} assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; {3748#false} is VALID [2022-02-21 04:04:57,652 INFO L290 TraceCheckUtils]: 14: Hoare triple {3748#false} assume { :end_inline_callOnFloor } true; {3748#false} is VALID [2022-02-21 04:04:57,652 INFO L290 TraceCheckUtils]: 15: Hoare triple {3748#false} assume { :end_inline_initPersonOnFloor } true; {3748#false} is VALID [2022-02-21 04:04:57,652 INFO L290 TraceCheckUtils]: 16: Hoare triple {3748#false} assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret23#1, cleanup_#t~ret24#1, cleanup_~i~2#1, cleanup_~tmp~9#1, cleanup_~tmp___0~3#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~2#1;havoc cleanup_~tmp~9#1;havoc cleanup_~tmp___0~3#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_#t~ret80#1, timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_~tmp~25#1, timeShift_~tmp___0~12#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~25#1;havoc timeShift_~tmp___0~12#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1, stopRequestedAtCurrentFloor_#t~ret64#1, stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~23#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~23#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; {3748#false} is VALID [2022-02-21 04:04:57,653 INFO L290 TraceCheckUtils]: 17: Hoare triple {3748#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; {3748#false} is VALID [2022-02-21 04:04:57,653 INFO L290 TraceCheckUtils]: 18: Hoare triple {3748#false} isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; {3748#false} is VALID [2022-02-21 04:04:57,653 INFO L290 TraceCheckUtils]: 19: Hoare triple {3748#false} stopRequestedAtCurrentFloor_#t~ret63#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~23#1 := stopRequestedAtCurrentFloor_#t~ret63#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1; {3748#false} is VALID [2022-02-21 04:04:57,653 INFO L290 TraceCheckUtils]: 20: Hoare triple {3748#false} assume 0 != stopRequestedAtCurrentFloor_~tmp~23#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {3748#false} is VALID [2022-02-21 04:04:57,653 INFO L290 TraceCheckUtils]: 21: Hoare triple {3748#false} stopRequestedAtCurrentFloor_#t~ret64#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret64#1;havoc stopRequestedAtCurrentFloor_#t~ret64#1; {3748#false} is VALID [2022-02-21 04:04:57,654 INFO L290 TraceCheckUtils]: 22: Hoare triple {3748#false} assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; {3748#false} is VALID [2022-02-21 04:04:57,654 INFO L290 TraceCheckUtils]: 23: Hoare triple {3748#false} timeShift_#t~ret79#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; {3748#false} is VALID [2022-02-21 04:04:57,654 INFO L290 TraceCheckUtils]: 24: Hoare triple {3748#false} assume !(0 != timeShift_~tmp___9~2#1); {3748#false} is VALID [2022-02-21 04:04:57,654 INFO L290 TraceCheckUtils]: 25: Hoare triple {3748#false} assume 1 == ~doorState~0;~doorState~0 := 0; {3748#false} is VALID [2022-02-21 04:04:57,654 INFO L290 TraceCheckUtils]: 26: Hoare triple {3748#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~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~19#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~1#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~18#1;havoc stopRequestedInDirection_~tmp~19#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; {3748#false} is VALID [2022-02-21 04:04:57,655 INFO L290 TraceCheckUtils]: 27: Hoare triple {3748#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; {3748#false} is VALID [2022-02-21 04:04:57,655 INFO L290 TraceCheckUtils]: 28: Hoare triple {3748#false} isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; {3748#false} is VALID [2022-02-21 04:04:57,655 INFO L290 TraceCheckUtils]: 29: Hoare triple {3748#false} stopRequestedInDirection_#t~ret54#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret54#1;havoc stopRequestedInDirection_#t~ret54#1; {3748#false} is VALID [2022-02-21 04:04:57,655 INFO L290 TraceCheckUtils]: 30: Hoare triple {3748#false} assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {3748#false} is VALID [2022-02-21 04:04:57,655 INFO L290 TraceCheckUtils]: 31: Hoare triple {3748#false} stopRequestedInDirection_#t~ret55#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~19#1 := stopRequestedInDirection_#t~ret55#1;havoc stopRequestedInDirection_#t~ret55#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1#1 := (if stopRequestedInDirection_~tmp~19#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~18#1 := (if stopRequestedInDirection_~__cil_tmp8~1#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; {3748#false} is VALID [2022-02-21 04:04:57,656 INFO L290 TraceCheckUtils]: 32: Hoare triple {3748#false} timeShift_#t~ret86#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; {3748#false} is VALID [2022-02-21 04:04:57,656 INFO L290 TraceCheckUtils]: 33: Hoare triple {3748#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret57#1, continueInDirection_~dir#1, continueInDirection_~tmp~20#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~20#1;~currentHeading~0 := continueInDirection_~dir#1; {3748#false} is VALID [2022-02-21 04:04:57,656 INFO L290 TraceCheckUtils]: 34: Hoare triple {3748#false} assume !(1 == ~currentHeading~0); {3748#false} is VALID [2022-02-21 04:04:57,656 INFO L290 TraceCheckUtils]: 35: Hoare triple {3748#false} assume !(0 == ~currentFloorID~0); {3748#false} is VALID [2022-02-21 04:04:57,656 INFO L290 TraceCheckUtils]: 36: Hoare triple {3748#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {3748#false} is VALID [2022-02-21 04:04:57,657 INFO L290 TraceCheckUtils]: 37: Hoare triple {3748#false} assume { :end_inline_continueInDirection } true; {3748#false} is VALID [2022-02-21 04:04:57,657 INFO L290 TraceCheckUtils]: 38: Hoare triple {3748#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret4#1, __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_~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~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {3748#false} is VALID [2022-02-21 04:04:57,657 INFO L290 TraceCheckUtils]: 39: Hoare triple {3748#false} __utac_acc__Specification2_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret4#1;havoc __utac_acc__Specification2_spec__3_#t~ret4#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; {3748#false} is VALID [2022-02-21 04:04:57,657 INFO L290 TraceCheckUtils]: 40: Hoare triple {3748#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {3748#false} is VALID [2022-02-21 04:04:57,657 INFO L290 TraceCheckUtils]: 41: Hoare triple {3748#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; {3748#false} is VALID [2022-02-21 04:04:57,658 INFO L290 TraceCheckUtils]: 42: Hoare triple {3748#false} __utac_acc__Specification2_spec__3_#t~ret5#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1; {3748#false} is VALID [2022-02-21 04:04:57,658 INFO L290 TraceCheckUtils]: 43: Hoare triple {3748#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {3748#false} is VALID [2022-02-21 04:04:57,658 INFO L290 TraceCheckUtils]: 44: Hoare triple {3748#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {3748#false} is VALID [2022-02-21 04:04:57,658 INFO L290 TraceCheckUtils]: 45: Hoare triple {3748#false} assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 0; {3748#false} is VALID [2022-02-21 04:04:57,659 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 04:04:57,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:57,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297942601] [2022-02-21 04:04:57,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297942601] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:57,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:57,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:04:57,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099046063] [2022-02-21 04:04:57,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:57,664 INFO L796 eck$LassoCheckResult]: stem already infeasible [2022-02-21 04:04:57,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:57,665 INFO L85 PathProgramCache]: Analyzing trace with hash 847751250, now seen corresponding path program 1 times [2022-02-21 04:04:57,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:57,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100396559] [2022-02-21 04:04:57,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:57,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:57,742 INFO L290 TraceCheckUtils]: 0: Hoare triple {3750#true} assume !false; {3750#true} is VALID [2022-02-21 04:04:57,743 INFO L290 TraceCheckUtils]: 1: Hoare triple {3750#true} cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; {3750#true} is VALID [2022-02-21 04:04:57,743 INFO L290 TraceCheckUtils]: 2: Hoare triple {3750#true} assume cleanup_~i~2#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; {3750#true} is VALID [2022-02-21 04:04:57,743 INFO L290 TraceCheckUtils]: 3: Hoare triple {3750#true} cleanup_#t~ret23#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~3#1 := cleanup_#t~ret23#1;havoc cleanup_#t~ret23#1; {3750#true} is VALID [2022-02-21 04:04:57,743 INFO L290 TraceCheckUtils]: 4: Hoare triple {3750#true} assume 1 != cleanup_~tmp___0~3#1; {3750#true} is VALID [2022-02-21 04:04:57,744 INFO L290 TraceCheckUtils]: 5: Hoare triple {3750#true} assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~16#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~16#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~15#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~15#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~2#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; {3750#true} is VALID [2022-02-21 04:04:57,744 INFO L290 TraceCheckUtils]: 6: Hoare triple {3750#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; {3750#true} is VALID [2022-02-21 04:04:57,744 INFO L290 TraceCheckUtils]: 7: Hoare triple {3750#true} anyStopRequested_#t~ret33#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret33#1;havoc anyStopRequested_#t~ret33#1; {3750#true} is VALID [2022-02-21 04:04:57,744 INFO L290 TraceCheckUtils]: 8: Hoare triple {3750#true} assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; {3750#true} is VALID [2022-02-21 04:04:57,744 INFO L290 TraceCheckUtils]: 9: Hoare triple {3750#true} isIdle_#t~ret38#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~16#1 := isIdle_#t~ret38#1;havoc isIdle_#t~ret38#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~16#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; {3750#true} is VALID [2022-02-21 04:04:57,745 INFO L290 TraceCheckUtils]: 10: Hoare triple {3750#true} cleanup_#t~ret24#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~9#1 := cleanup_#t~ret24#1;havoc cleanup_#t~ret24#1; {3750#true} is VALID [2022-02-21 04:04:57,745 INFO L290 TraceCheckUtils]: 11: Hoare triple {3750#true} assume !(0 != cleanup_~tmp~9#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_#t~ret80#1, timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_~tmp~25#1, timeShift_~tmp___0~12#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~25#1;havoc timeShift_~tmp___0~12#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1, stopRequestedAtCurrentFloor_#t~ret64#1, stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~22#1, stopRequestedAtCurrentFloor_~tmp~23#1, stopRequestedAtCurrentFloor_~tmp___0~10#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~22#1;havoc stopRequestedAtCurrentFloor_~tmp~23#1;havoc stopRequestedAtCurrentFloor_~tmp___0~10#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; {3752#(= ~executiveFloor~0 |ULTIMATE.start_isFloorCalling_~floorID#1|)} is VALID [2022-02-21 04:04:57,746 INFO L290 TraceCheckUtils]: 12: Hoare triple {3752#(= ~executiveFloor~0 |ULTIMATE.start_isFloorCalling_~floorID#1|)} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; {3753#(= ~executiveFloor~0 0)} is VALID [2022-02-21 04:04:57,747 INFO L290 TraceCheckUtils]: 13: Hoare triple {3753#(= ~executiveFloor~0 0)} isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; {3753#(= ~executiveFloor~0 0)} is VALID [2022-02-21 04:04:57,747 INFO L290 TraceCheckUtils]: 14: Hoare triple {3753#(= ~executiveFloor~0 0)} stopRequestedAtCurrentFloor_#t~ret63#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~23#1 := stopRequestedAtCurrentFloor_#t~ret63#1;havoc stopRequestedAtCurrentFloor_#t~ret63#1; {3753#(= ~executiveFloor~0 0)} is VALID [2022-02-21 04:04:57,748 INFO L290 TraceCheckUtils]: 15: Hoare triple {3753#(= ~executiveFloor~0 0)} assume 0 != stopRequestedAtCurrentFloor_~tmp~23#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {3754#(and (= ~currentFloorID~0 |ULTIMATE.start_getCurrentFloorID_#res#1|) (= ~executiveFloor~0 0))} is VALID [2022-02-21 04:04:57,748 INFO L290 TraceCheckUtils]: 16: Hoare triple {3754#(and (= ~currentFloorID~0 |ULTIMATE.start_getCurrentFloorID_#res#1|) (= ~executiveFloor~0 0))} stopRequestedAtCurrentFloor_#t~ret64#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~10#1 := stopRequestedAtCurrentFloor_#t~ret64#1;havoc stopRequestedAtCurrentFloor_#t~ret64#1; {3755#(and (= ~currentFloorID~0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~10#1|) (= ~executiveFloor~0 0))} is VALID [2022-02-21 04:04:57,749 INFO L290 TraceCheckUtils]: 17: Hoare triple {3755#(and (= ~currentFloorID~0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~10#1|) (= ~executiveFloor~0 0))} assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10#1);stopRequestedAtCurrentFloor_~retValue_acc~22#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~22#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,749 INFO L290 TraceCheckUtils]: 18: Hoare triple {3756#(not (= ~currentFloorID~0 0))} timeShift_#t~ret79#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,750 INFO L290 TraceCheckUtils]: 19: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume !(0 != timeShift_~tmp___9~2#1); {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,750 INFO L290 TraceCheckUtils]: 20: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume 1 == ~doorState~0;~doorState~0 := 0; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,751 INFO L290 TraceCheckUtils]: 21: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~18#1, stopRequestedInDirection_~tmp~19#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~0#1, stopRequestedInDirection_~__cil_tmp8~1#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~18#1;havoc stopRequestedInDirection_~tmp~19#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~0#1;havoc stopRequestedInDirection_~__cil_tmp8~1#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret116#1, isExecutiveFloorCalling_~retValue_acc~25#1;havoc isExecutiveFloorCalling_~retValue_acc~25#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,751 INFO L290 TraceCheckUtils]: 22: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,751 INFO L290 TraceCheckUtils]: 23: Hoare triple {3756#(not (= ~currentFloorID~0 0))} isExecutiveFloorCalling_#t~ret116#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~25#1 := isExecutiveFloorCalling_#t~ret116#1;havoc isExecutiveFloorCalling_#t~ret116#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~25#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,752 INFO L290 TraceCheckUtils]: 24: Hoare triple {3756#(not (= ~currentFloorID~0 0))} stopRequestedInDirection_#t~ret54#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret54#1;havoc stopRequestedInDirection_#t~ret54#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,752 INFO L290 TraceCheckUtils]: 25: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,752 INFO L290 TraceCheckUtils]: 26: Hoare triple {3756#(not (= ~currentFloorID~0 0))} stopRequestedInDirection_#t~ret55#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~19#1 := stopRequestedInDirection_#t~ret55#1;havoc stopRequestedInDirection_#t~ret55#1;stopRequestedInDirection_~__cil_tmp7~0#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~1#1 := (if stopRequestedInDirection_~tmp~19#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~18#1 := (if stopRequestedInDirection_~__cil_tmp8~1#1 == stopRequestedInDirection_~__cil_tmp7~0#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~18#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,753 INFO L290 TraceCheckUtils]: 27: Hoare triple {3756#(not (= ~currentFloorID~0 0))} timeShift_#t~ret86#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret86#1;havoc timeShift_#t~ret86#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,753 INFO L290 TraceCheckUtils]: 28: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret57#1, continueInDirection_~dir#1, continueInDirection_~tmp~20#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~20#1;~currentHeading~0 := continueInDirection_~dir#1; {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,754 INFO L290 TraceCheckUtils]: 29: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume !(1 == ~currentHeading~0); {3756#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:57,754 INFO L290 TraceCheckUtils]: 30: Hoare triple {3756#(not (= ~currentFloorID~0 0))} assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; {3751#false} is VALID [2022-02-21 04:04:57,754 INFO L290 TraceCheckUtils]: 31: Hoare triple {3751#false} assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; {3751#false} is VALID [2022-02-21 04:04:57,754 INFO L290 TraceCheckUtils]: 32: Hoare triple {3751#false} assume { :end_inline_continueInDirection } true; {3751#false} is VALID [2022-02-21 04:04:57,755 INFO L290 TraceCheckUtils]: 33: Hoare triple {3751#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret4#1, __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_~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~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {3751#false} is VALID [2022-02-21 04:04:57,755 INFO L290 TraceCheckUtils]: 34: Hoare triple {3751#false} __utac_acc__Specification2_spec__3_#t~ret4#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~0#1 := __utac_acc__Specification2_spec__3_#t~ret4#1;havoc __utac_acc__Specification2_spec__3_#t~ret4#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~0#1; {3751#false} is VALID [2022-02-21 04:04:57,755 INFO L290 TraceCheckUtils]: 35: Hoare triple {3751#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {3751#false} is VALID [2022-02-21 04:04:57,755 INFO L290 TraceCheckUtils]: 36: Hoare triple {3751#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; {3751#false} is VALID [2022-02-21 04:04:57,755 INFO L290 TraceCheckUtils]: 37: Hoare triple {3751#false} __utac_acc__Specification2_spec__3_#t~ret5#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret5#1;havoc __utac_acc__Specification2_spec__3_#t~ret5#1; {3751#false} is VALID [2022-02-21 04:04:57,756 INFO L290 TraceCheckUtils]: 38: Hoare triple {3751#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {3751#false} is VALID [2022-02-21 04:04:57,756 INFO L290 TraceCheckUtils]: 39: Hoare triple {3751#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {3751#false} is VALID [2022-02-21 04:04:57,756 INFO L290 TraceCheckUtils]: 40: Hoare triple {3751#false} assume { :end_inline_timeShift } true;cleanup_~i~2#1 := 1 + cleanup_~i~2#1; {3751#false} is VALID [2022-02-21 04:04:57,756 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 04:04:57,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:57,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100396559] [2022-02-21 04:04:57,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100396559] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:57,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:57,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-21 04:04:57,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119898334] [2022-02-21 04:04:57,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:57,758 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:04:57,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:04:57,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-21 04:04:57,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-21 04:04:57,789 INFO L87 Difference]: Start difference. First operand has 3743 states, 3742 states have (on average 1.8669160876536612) internal successors, (6986), 3742 states have internal predecessors, (6986), 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 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)