./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product01.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_product01.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 8190dbbeca15ebdc96e247bb91a06680a00a60089c25180495df59d4a11849af --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 04:03:25,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 04:03:25,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 04:03:25,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 04:03:25,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 04:03:25,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 04:03:25,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 04:03:25,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 04:03:25,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 04:03:25,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 04:03:25,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 04:03:25,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 04:03:25,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 04:03:25,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 04:03:25,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 04:03:25,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 04:03:25,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 04:03:25,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 04:03:25,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 04:03:25,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 04:03:25,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 04:03:25,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 04:03:25,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 04:03:25,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 04:03:25,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 04:03:25,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 04:03:25,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 04:03:25,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 04:03:25,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 04:03:25,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 04:03:25,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 04:03:25,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 04:03:25,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 04:03:25,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 04:03:25,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 04:03:25,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 04:03:25,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 04:03:25,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 04:03:25,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 04:03:25,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 04:03:25,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 04:03:25,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 04:03:25,175 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 04:03:25,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 04:03:25,176 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 04:03:25,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 04:03:25,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 04:03:25,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 04:03:25,177 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 04:03:25,178 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 04:03:25,178 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 04:03:25,178 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 04:03:25,179 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 04:03:25,179 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 04:03:25,179 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 04:03:25,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 04:03:25,179 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 04:03:25,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 04:03:25,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 04:03:25,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 04:03:25,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 04:03:25,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 04:03:25,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 04:03:25,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 04:03:25,181 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 04:03:25,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 04:03:25,181 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 04:03:25,181 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 04:03:25,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 04:03:25,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 04:03:25,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 04:03:25,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 04:03:25,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 04:03:25,184 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 04:03:25,184 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8190dbbeca15ebdc96e247bb91a06680a00a60089c25180495df59d4a11849af [2022-02-21 04:03:25,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 04:03:25,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 04:03:25,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 04:03:25,437 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 04:03:25,438 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 04:03:25,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product01.cil.c [2022-02-21 04:03:25,509 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2640ce732/140b9d1de5674cd99f95a445612de41f/FLAG458582547 [2022-02-21 04:03:25,964 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 04:03:25,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product01.cil.c [2022-02-21 04:03:25,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2640ce732/140b9d1de5674cd99f95a445612de41f/FLAG458582547 [2022-02-21 04:03:26,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2640ce732/140b9d1de5674cd99f95a445612de41f [2022-02-21 04:03:26,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 04:03:26,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 04:03:26,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 04:03:26,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 04:03:26,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 04:03:26,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:26,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c20ab2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26, skipping insertion in model container [2022-02-21 04:03:26,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:26,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 04:03:26,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 04:03:26,482 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_product01.cil.c[1545,1558] [2022-02-21 04:03:26,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:03:26,850 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 04:03:26,859 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_product01.cil.c[1545,1558] [2022-02-21 04:03:26,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:03:26,965 INFO L208 MainTranslator]: Completed translation [2022-02-21 04:03:26,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26 WrapperNode [2022-02-21 04:03:26,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 04:03:26,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 04:03:26,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 04:03:26,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 04:03:26,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,171 INFO L137 Inliner]: procedures = 88, calls = 328, calls flagged for inlining = 181, calls inlined = 228, statements flattened = 7559 [2022-02-21 04:03:27,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 04:03:27,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 04:03:27,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 04:03:27,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 04:03:27,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 04:03:27,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 04:03:27,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 04:03:27,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 04:03:27,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (1/1) ... [2022-02-21 04:03:27,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 04:03:27,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:03:27,392 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 04:03:27,423 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 04:03:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 04:03:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 04:03:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 04:03:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 04:03:27,606 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 04:03:27,607 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 04:03:30,665 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 04:03:30,689 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 04:03:30,689 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-21 04:03:30,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:03:30 BoogieIcfgContainer [2022-02-21 04:03:30,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 04:03:30,692 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 04:03:30,693 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 04:03:30,695 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 04:03:30,696 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:03:30,696 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 04:03:26" (1/3) ... [2022-02-21 04:03:30,697 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56884d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:03:30, skipping insertion in model container [2022-02-21 04:03:30,697 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:03:30,697 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:03:26" (2/3) ... [2022-02-21 04:03:30,698 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56884d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:03:30, skipping insertion in model container [2022-02-21 04:03:30,698 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:03:30,698 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:03:30" (3/3) ... [2022-02-21 04:03:30,699 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product01.cil.c [2022-02-21 04:03:30,732 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 04:03:30,732 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 04:03:30,732 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 04:03:30,732 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 04:03:30,732 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 04:03:30,733 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 04:03:30,733 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 04:03:30,733 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 04:03:30,810 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2279 states, 2278 states have (on average 1.8770851624231781) internal successors, (4276), 2278 states have internal predecessors, (4276), 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 04:03:31,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1123 [2022-02-21 04:03:31,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:03:31,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:03:31,360 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:03:31,360 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:03:31,360 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 04:03:31,368 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2279 states, 2278 states have (on average 1.8770851624231781) internal successors, (4276), 2278 states have internal predecessors, (4276), 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 04:03:31,680 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1123 [2022-02-21 04:03:31,681 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:03:31,681 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:03:31,683 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:03:31,683 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:03:31,689 INFO L791 eck$LassoCheckResult]: Stem: 523#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~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;~head~0.base, ~head~0.offset := 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;~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; 2178#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret46#1, main_~retValue_acc~7#1, main_~tmp~12#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true; 757#L2643true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1169#L2636true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 1270#L2651true main_#t~ret46#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret46#1;havoc main_#t~ret46#1; 509#L1088true assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true; 221#L1060true 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; 1959#L209true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret39#1, bigMacCall_~tmp~9#1;havoc bigMacCall_~tmp~9#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 2019#L104true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 1656#L129true bigMacCall_#t~ret39#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~9#1 := bigMacCall_#t~ret39#1;havoc bigMacCall_#t~ret39#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~9#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 980#L3009true assume 0 == initPersonOnFloor_~floor#1; 1491#L3010true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1197#L3117-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1965#L2801true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 605#L2813-2true assume { :end_inline_callOnFloor } true; 686#L3153true assume { :end_inline_initPersonOnFloor } true; 108#L860true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret40#1, cleanup_#t~ret41#1, cleanup_~i~0#1, cleanup_~tmp~10#1, cleanup_~tmp___0~1#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~10#1;havoc cleanup_~tmp___0~1#1;havoc cleanup_~__cil_tmp4~2#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 654#L2738true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 2259#L2765true stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; 2271#L1925true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~5#1;stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; 753#L1937true 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; 774#L2073true assume !(0 != timeShift_~tmp___9~2#1); 364#L2164true assume !(1 == ~doorState~0); 1344#L2164-2true 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~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 24#L1516true assume !(1 == stopRequestedInDirection_~dir#1); 1754#L1685true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; 2083#L1838true 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; 955#L2172true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 76#L1892true assume !(1 == ~currentHeading~0); 1592#L1902true assume !(0 == ~currentFloorID~0); 99#L1902-2true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 957#L1908-1true assume { :end_inline_continueInDirection } true; 1164#L2181-2true 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; 639#L1312true __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; 889#L254true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2018#L255true 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; 1550#L1321true __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; 1037#L259true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1079#L314true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 979#L2196true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 1118#L890-2true [2022-02-21 04:03:31,690 INFO L793 eck$LassoCheckResult]: Loop: 1118#L890-2true assume !false; 784#L891true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1722#L894true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~2#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; 1665#L1179true cleanup_#t~ret40#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~1#1 := cleanup_#t~ret40#1;havoc cleanup_#t~ret40#1; 663#L898true assume 1 != cleanup_~tmp___0~1#1; 953#L898-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret52#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret47#1, anyStopRequested_#t~ret48#1, anyStopRequested_#t~ret49#1, anyStopRequested_#t~ret50#1, anyStopRequested_#t~ret51#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#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~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 1995#L2738-21true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 2189#L2765-21true anyStopRequested_#t~ret47#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret47#1;havoc anyStopRequested_#t~ret47#1; 831#L1420true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 1635#L1484true isIdle_#t~ret52#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret52#1;havoc isIdle_#t~ret52#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 1789#L1497true cleanup_#t~ret41#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~10#1 := cleanup_#t~ret41#1;havoc cleanup_#t~ret41#1; 2016#L910true assume !(0 != cleanup_~tmp~10#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 214#L2738-26true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 1173#L2765-26true stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; 1433#L1925-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~5#1;stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; 484#L1937-1true 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; 1654#L2073-2true assume !(0 != timeShift_~tmp___9~2#1); 558#L2164-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1901#L2164-5true 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~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 1201#L1516-2true assume !(1 == stopRequestedInDirection_~dir#1); 679#L1685-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; 167#L1838-2true 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; 1777#L2172-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 1938#L1892-3true assume !(1 == ~currentHeading~0); 1494#L1902-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 650#L1902-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 877#L1908-7true assume { :end_inline_continueInDirection } true; 1997#L2181-5true 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; 1957#L1312-1true __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; 268#L254-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 1579#L255-1true 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; 1843#L1321-5true __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; 1663#L259-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 460#L314-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 492#L2196-1true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 1118#L890-2true [2022-02-21 04:03:31,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:03:31,695 INFO L85 PathProgramCache]: Analyzing trace with hash 846433161, now seen corresponding path program 1 times [2022-02-21 04:03:31,703 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:03:31,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145450506] [2022-02-21 04:03:31,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:03:31,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:03:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:03:31,910 INFO L290 TraceCheckUtils]: 0: Hoare triple {2283#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~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;~head~0.base, ~head~0.offset := 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;~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; {2283#true} is VALID [2022-02-21 04:03:31,910 INFO L290 TraceCheckUtils]: 1: Hoare triple {2283#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret46#1, main_~retValue_acc~7#1, main_~tmp~12#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true; {2283#true} is VALID [2022-02-21 04:03:31,911 INFO L290 TraceCheckUtils]: 2: Hoare triple {2283#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {2283#true} is VALID [2022-02-21 04:03:31,911 INFO L290 TraceCheckUtils]: 3: Hoare triple {2283#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; {2283#true} is VALID [2022-02-21 04:03:31,911 INFO L290 TraceCheckUtils]: 4: Hoare triple {2283#true} main_#t~ret46#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret46#1;havoc main_#t~ret46#1; {2283#true} is VALID [2022-02-21 04:03:31,911 INFO L290 TraceCheckUtils]: 5: Hoare triple {2283#true} assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true; {2283#true} is VALID [2022-02-21 04:03:31,912 INFO L290 TraceCheckUtils]: 6: Hoare triple {2283#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; {2283#true} is VALID [2022-02-21 04:03:31,912 INFO L290 TraceCheckUtils]: 7: Hoare triple {2283#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret39#1, bigMacCall_~tmp~9#1;havoc bigMacCall_~tmp~9#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; {2285#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} is VALID [2022-02-21 04:03:31,913 INFO L290 TraceCheckUtils]: 8: Hoare triple {2285#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; {2284#false} is VALID [2022-02-21 04:03:31,913 INFO L290 TraceCheckUtils]: 9: Hoare triple {2284#false} bigMacCall_#t~ret39#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~9#1 := bigMacCall_#t~ret39#1;havoc bigMacCall_#t~ret39#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~9#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; {2284#false} is VALID [2022-02-21 04:03:31,913 INFO L290 TraceCheckUtils]: 10: Hoare triple {2284#false} assume 0 == initPersonOnFloor_~floor#1; {2284#false} is VALID [2022-02-21 04:03:31,914 INFO L290 TraceCheckUtils]: 11: Hoare triple {2284#false} assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; {2284#false} is VALID [2022-02-21 04:03:31,914 INFO L290 TraceCheckUtils]: 12: Hoare triple {2284#false} assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; {2284#false} is VALID [2022-02-21 04:03:31,914 INFO L290 TraceCheckUtils]: 13: Hoare triple {2284#false} assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; {2284#false} is VALID [2022-02-21 04:03:31,914 INFO L290 TraceCheckUtils]: 14: Hoare triple {2284#false} assume { :end_inline_callOnFloor } true; {2284#false} is VALID [2022-02-21 04:03:31,915 INFO L290 TraceCheckUtils]: 15: Hoare triple {2284#false} assume { :end_inline_initPersonOnFloor } true; {2284#false} is VALID [2022-02-21 04:03:31,915 INFO L290 TraceCheckUtils]: 16: Hoare triple {2284#false} assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret40#1, cleanup_#t~ret41#1, cleanup_~i~0#1, cleanup_~tmp~10#1, cleanup_~tmp___0~1#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~10#1;havoc cleanup_~tmp___0~1#1;havoc cleanup_~__cil_tmp4~2#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; {2284#false} is VALID [2022-02-21 04:03:31,915 INFO L290 TraceCheckUtils]: 17: Hoare triple {2284#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; {2284#false} is VALID [2022-02-21 04:03:31,915 INFO L290 TraceCheckUtils]: 18: Hoare triple {2284#false} stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; {2284#false} is VALID [2022-02-21 04:03:31,916 INFO L290 TraceCheckUtils]: 19: Hoare triple {2284#false} assume 0 != stopRequestedAtCurrentFloor_~tmp___0~5#1;stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; {2284#false} is VALID [2022-02-21 04:03:31,916 INFO L290 TraceCheckUtils]: 20: Hoare triple {2284#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; {2284#false} is VALID [2022-02-21 04:03:31,916 INFO L290 TraceCheckUtils]: 21: Hoare triple {2284#false} assume !(0 != timeShift_~tmp___9~2#1); {2284#false} is VALID [2022-02-21 04:03:31,916 INFO L290 TraceCheckUtils]: 22: Hoare triple {2284#false} assume !(1 == ~doorState~0); {2284#false} is VALID [2022-02-21 04:03:31,917 INFO L290 TraceCheckUtils]: 23: Hoare triple {2284#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~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {2284#false} is VALID [2022-02-21 04:03:31,917 INFO L290 TraceCheckUtils]: 24: Hoare triple {2284#false} assume !(1 == stopRequestedInDirection_~dir#1); {2284#false} is VALID [2022-02-21 04:03:31,917 INFO L290 TraceCheckUtils]: 25: Hoare triple {2284#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; {2284#false} is VALID [2022-02-21 04:03:31,917 INFO L290 TraceCheckUtils]: 26: Hoare triple {2284#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; {2284#false} is VALID [2022-02-21 04:03:31,918 INFO L290 TraceCheckUtils]: 27: Hoare triple {2284#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; {2284#false} is VALID [2022-02-21 04:03:31,918 INFO L290 TraceCheckUtils]: 28: Hoare triple {2284#false} assume !(1 == ~currentHeading~0); {2284#false} is VALID [2022-02-21 04:03:31,918 INFO L290 TraceCheckUtils]: 29: Hoare triple {2284#false} assume !(0 == ~currentFloorID~0); {2284#false} is VALID [2022-02-21 04:03:31,918 INFO L290 TraceCheckUtils]: 30: Hoare triple {2284#false} assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; {2284#false} is VALID [2022-02-21 04:03:31,918 INFO L290 TraceCheckUtils]: 31: Hoare triple {2284#false} assume { :end_inline_continueInDirection } true; {2284#false} is VALID [2022-02-21 04:03:31,919 INFO L290 TraceCheckUtils]: 32: Hoare triple {2284#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; {2284#false} is VALID [2022-02-21 04:03:31,919 INFO L290 TraceCheckUtils]: 33: Hoare triple {2284#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; {2284#false} is VALID [2022-02-21 04:03:31,919 INFO L290 TraceCheckUtils]: 34: Hoare triple {2284#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {2284#false} is VALID [2022-02-21 04:03:31,919 INFO L290 TraceCheckUtils]: 35: Hoare triple {2284#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; {2284#false} is VALID [2022-02-21 04:03:31,920 INFO L290 TraceCheckUtils]: 36: Hoare triple {2284#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; {2284#false} is VALID [2022-02-21 04:03:31,920 INFO L290 TraceCheckUtils]: 37: Hoare triple {2284#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {2284#false} is VALID [2022-02-21 04:03:31,920 INFO L290 TraceCheckUtils]: 38: Hoare triple {2284#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {2284#false} is VALID [2022-02-21 04:03:31,920 INFO L290 TraceCheckUtils]: 39: Hoare triple {2284#false} assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; {2284#false} is VALID [2022-02-21 04:03:31,921 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 04:03:31,922 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:03:31,922 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145450506] [2022-02-21 04:03:31,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145450506] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:03:31,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:03:31,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:03:31,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931944226] [2022-02-21 04:03:31,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:03:31,928 INFO L796 eck$LassoCheckResult]: stem already infeasible [2022-02-21 04:03:31,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:03:31,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1611523527, now seen corresponding path program 1 times [2022-02-21 04:03:31,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:03:31,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5703627] [2022-02-21 04:03:31,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:03:31,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:03:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:03:32,020 INFO L290 TraceCheckUtils]: 0: Hoare triple {2286#true} assume !false; {2286#true} is VALID [2022-02-21 04:03:32,020 INFO L290 TraceCheckUtils]: 1: Hoare triple {2286#true} cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; {2286#true} is VALID [2022-02-21 04:03:32,021 INFO L290 TraceCheckUtils]: 2: Hoare triple {2286#true} assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~2#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; {2288#(= |ULTIMATE.start_isBlocked_#res#1| 0)} is VALID [2022-02-21 04:03:32,022 INFO L290 TraceCheckUtils]: 3: Hoare triple {2288#(= |ULTIMATE.start_isBlocked_#res#1| 0)} cleanup_#t~ret40#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~1#1 := cleanup_#t~ret40#1;havoc cleanup_#t~ret40#1; {2289#(= |ULTIMATE.start_cleanup_~tmp___0~1#1| 0)} is VALID [2022-02-21 04:03:32,023 INFO L290 TraceCheckUtils]: 4: Hoare triple {2289#(= |ULTIMATE.start_cleanup_~tmp___0~1#1| 0)} assume 1 != cleanup_~tmp___0~1#1; {2286#true} is VALID [2022-02-21 04:03:32,023 INFO L290 TraceCheckUtils]: 5: Hoare triple {2286#true} assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret52#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret47#1, anyStopRequested_#t~ret48#1, anyStopRequested_#t~ret49#1, anyStopRequested_#t~ret50#1, anyStopRequested_#t~ret51#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#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~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; {2286#true} is VALID [2022-02-21 04:03:32,023 INFO L290 TraceCheckUtils]: 6: Hoare triple {2286#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; {2286#true} is VALID [2022-02-21 04:03:32,023 INFO L290 TraceCheckUtils]: 7: Hoare triple {2286#true} anyStopRequested_#t~ret47#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret47#1;havoc anyStopRequested_#t~ret47#1; {2286#true} is VALID [2022-02-21 04:03:32,024 INFO L290 TraceCheckUtils]: 8: Hoare triple {2286#true} assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; {2286#true} is VALID [2022-02-21 04:03:32,029 INFO L290 TraceCheckUtils]: 9: Hoare triple {2286#true} isIdle_#t~ret52#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret52#1;havoc isIdle_#t~ret52#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; {2286#true} is VALID [2022-02-21 04:03:32,029 INFO L290 TraceCheckUtils]: 10: Hoare triple {2286#true} cleanup_#t~ret41#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~10#1 := cleanup_#t~ret41#1;havoc cleanup_#t~ret41#1; {2286#true} is VALID [2022-02-21 04:03:32,029 INFO L290 TraceCheckUtils]: 11: Hoare triple {2286#true} assume !(0 != cleanup_~tmp~10#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; {2286#true} is VALID [2022-02-21 04:03:32,029 INFO L290 TraceCheckUtils]: 12: Hoare triple {2286#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; {2286#true} is VALID [2022-02-21 04:03:32,030 INFO L290 TraceCheckUtils]: 13: Hoare triple {2286#true} stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; {2286#true} is VALID [2022-02-21 04:03:32,031 INFO L290 TraceCheckUtils]: 14: Hoare triple {2286#true} assume 0 != stopRequestedAtCurrentFloor_~tmp___0~5#1;stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 1;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; {2290#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1|))} is VALID [2022-02-21 04:03:32,033 INFO L290 TraceCheckUtils]: 15: Hoare triple {2290#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_#res#1|))} 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; {2291#(not (= |ULTIMATE.start_timeShift_~tmp___9~2#1| 0))} is VALID [2022-02-21 04:03:32,033 INFO L290 TraceCheckUtils]: 16: Hoare triple {2291#(not (= |ULTIMATE.start_timeShift_~tmp___9~2#1| 0))} assume !(0 != timeShift_~tmp___9~2#1); {2287#false} is VALID [2022-02-21 04:03:32,034 INFO L290 TraceCheckUtils]: 17: Hoare triple {2287#false} assume 1 == ~doorState~0;~doorState~0 := 0; {2287#false} is VALID [2022-02-21 04:03:32,037 INFO L290 TraceCheckUtils]: 18: Hoare triple {2287#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~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {2287#false} is VALID [2022-02-21 04:03:32,037 INFO L290 TraceCheckUtils]: 19: Hoare triple {2287#false} assume !(1 == stopRequestedInDirection_~dir#1); {2287#false} is VALID [2022-02-21 04:03:32,037 INFO L290 TraceCheckUtils]: 20: Hoare triple {2287#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; {2287#false} is VALID [2022-02-21 04:03:32,037 INFO L290 TraceCheckUtils]: 21: Hoare triple {2287#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; {2287#false} is VALID [2022-02-21 04:03:32,038 INFO L290 TraceCheckUtils]: 22: Hoare triple {2287#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; {2287#false} is VALID [2022-02-21 04:03:32,038 INFO L290 TraceCheckUtils]: 23: Hoare triple {2287#false} assume !(1 == ~currentHeading~0); {2287#false} is VALID [2022-02-21 04:03:32,038 INFO L290 TraceCheckUtils]: 24: Hoare triple {2287#false} assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; {2287#false} is VALID [2022-02-21 04:03:32,038 INFO L290 TraceCheckUtils]: 25: Hoare triple {2287#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {2287#false} is VALID [2022-02-21 04:03:32,038 INFO L290 TraceCheckUtils]: 26: Hoare triple {2287#false} assume { :end_inline_continueInDirection } true; {2287#false} is VALID [2022-02-21 04:03:32,039 INFO L290 TraceCheckUtils]: 27: Hoare triple {2287#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; {2287#false} is VALID [2022-02-21 04:03:32,039 INFO L290 TraceCheckUtils]: 28: Hoare triple {2287#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; {2287#false} is VALID [2022-02-21 04:03:32,039 INFO L290 TraceCheckUtils]: 29: Hoare triple {2287#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {2287#false} is VALID [2022-02-21 04:03:32,040 INFO L290 TraceCheckUtils]: 30: Hoare triple {2287#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; {2287#false} is VALID [2022-02-21 04:03:32,040 INFO L290 TraceCheckUtils]: 31: Hoare triple {2287#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; {2287#false} is VALID [2022-02-21 04:03:32,040 INFO L290 TraceCheckUtils]: 32: Hoare triple {2287#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {2287#false} is VALID [2022-02-21 04:03:32,040 INFO L290 TraceCheckUtils]: 33: Hoare triple {2287#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {2287#false} is VALID [2022-02-21 04:03:32,041 INFO L290 TraceCheckUtils]: 34: Hoare triple {2287#false} assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; {2287#false} is VALID [2022-02-21 04:03:32,042 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 04:03:32,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:03:32,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5703627] [2022-02-21 04:03:32,043 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5703627] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:03:32,043 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:03:32,043 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-21 04:03:32,044 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082328663] [2022-02-21 04:03:32,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:03:32,045 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:03:32,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:03:32,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-21 04:03:32,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-21 04:03:32,091 INFO L87 Difference]: Start difference. First operand has 2279 states, 2278 states have (on average 1.8770851624231781) internal successors, (4276), 2278 states have internal predecessors, (4276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:03:41,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:03:41,690 INFO L93 Difference]: Finished difference Result 4090 states and 7575 transitions. [2022-02-21 04:03:41,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-21 04:03:41,692 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:03:41,722 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:03:41,727 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4090 states and 7575 transitions. [2022-02-21 04:03:42,336 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2029 [2022-02-21 04:03:42,819 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4090 states to 3982 states and 7463 transitions. [2022-02-21 04:03:42,820 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3982 [2022-02-21 04:03:42,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3982 [2022-02-21 04:03:42,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3982 states and 7463 transitions. [2022-02-21 04:03:42,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:03:42,832 INFO L681 BuchiCegarLoop]: Abstraction has 3982 states and 7463 transitions. [2022-02-21 04:03:42,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3982 states and 7463 transitions. [2022-02-21 04:03:42,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3982 to 2260. [2022-02-21 04:03:42,944 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:03:42,952 INFO L82 GeneralOperation]: Start isEquivalent. First operand 3982 states and 7463 transitions. Second operand has 2260 states, 2260 states have (on average 1.879203539823009) internal successors, (4247), 2259 states have internal predecessors, (4247), 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 04:03:42,958 INFO L74 IsIncluded]: Start isIncluded. First operand 3982 states and 7463 transitions. Second operand has 2260 states, 2260 states have (on average 1.879203539823009) internal successors, (4247), 2259 states have internal predecessors, (4247), 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 04:03:42,963 INFO L87 Difference]: Start difference. First operand 3982 states and 7463 transitions. Second operand has 2260 states, 2260 states have (on average 1.879203539823009) internal successors, (4247), 2259 states have internal predecessors, (4247), 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 04:03:43,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:03:43,529 INFO L93 Difference]: Finished difference Result 3982 states and 7463 transitions. [2022-02-21 04:03:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 7463 transitions. [2022-02-21 04:03:43,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:03:43,609 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:03:43,614 INFO L74 IsIncluded]: Start isIncluded. First operand has 2260 states, 2260 states have (on average 1.879203539823009) internal successors, (4247), 2259 states have internal predecessors, (4247), 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 3982 states and 7463 transitions. [2022-02-21 04:03:43,618 INFO L87 Difference]: Start difference. First operand has 2260 states, 2260 states have (on average 1.879203539823009) internal successors, (4247), 2259 states have internal predecessors, (4247), 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 3982 states and 7463 transitions. [2022-02-21 04:03:44,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:03:44,022 INFO L93 Difference]: Finished difference Result 3982 states and 7463 transitions. [2022-02-21 04:03:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 7463 transitions. [2022-02-21 04:03:44,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:03:44,029 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:03:44,029 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 04:03:44,029 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 04:03:44,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2260 states, 2260 states have (on average 1.879203539823009) internal successors, (4247), 2259 states have internal predecessors, (4247), 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 04:03:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 2260 states and 4247 transitions. [2022-02-21 04:03:44,186 INFO L704 BuchiCegarLoop]: Abstraction has 2260 states and 4247 transitions. [2022-02-21 04:03:44,186 INFO L587 BuchiCegarLoop]: Abstraction has 2260 states and 4247 transitions. [2022-02-21 04:03:44,187 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 04:03:44,187 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2260 states and 4247 transitions. [2022-02-21 04:03:44,195 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1125 [2022-02-21 04:03:44,195 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:03:44,195 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:03:44,197 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:03:44,197 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:03:44,197 INFO L791 eck$LassoCheckResult]: Stem: 7403#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~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;~head~0.base, ~head~0.offset := 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;~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; 7404#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret46#1, main_~retValue_acc~7#1, main_~tmp~12#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true; 7741#L2643 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7742#L2636 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 8172#L2651 main_#t~ret46#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret46#1;havoc main_#t~ret46#1; 7380#L1088 assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true; 6894#L1060 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; 6895#L209 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret39#1, bigMacCall_~tmp~9#1;havoc bigMacCall_~tmp~9#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 8616#L104 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 6845#L129 bigMacCall_#t~ret39#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~9#1 := bigMacCall_#t~ret39#1;havoc bigMacCall_#t~ret39#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~9#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 7979#L3009 assume 0 == initPersonOnFloor_~floor#1; 7980#L3010 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 6890#L3117-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 8199#L2801 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 7345#L2813-2 assume { :end_inline_callOnFloor } true; 7533#L3153 assume { :end_inline_initPersonOnFloor } true; 6651#L860 assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret40#1, cleanup_#t~ret41#1, cleanup_~i~0#1, cleanup_~tmp~10#1, cleanup_~tmp___0~1#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~10#1;havoc cleanup_~tmp___0~1#1;havoc cleanup_~__cil_tmp4~2#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 6652#L2738 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 6449#L2765 stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; 8657#L1925 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~11#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~11#1; 8596#L1329 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~11#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~11#1; 7601#L1350 stopRequestedAtCurrentFloor_#t~ret66#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; 6855#L1932 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; 6857#L1937 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; 8659#L2073 assume !(0 != timeShift_~tmp___9~2#1); 7143#L2164 assume !(1 == ~doorState~0); 7144#L2164-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 6456#L1516 assume !(1 == stopRequestedInDirection_~dir#1); 6457#L1685 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; 6831#L1838 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; 7960#L2172 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 6587#L1892 assume !(1 == ~currentHeading~0); 6588#L1902 assume !(0 == ~currentFloorID~0); 6636#L1902-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 6637#L1908-1 assume { :end_inline_continueInDirection } true; 7940#L2181-2 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; 7584#L1312 __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; 7585#L254 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 7886#L255 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; 8436#L1321 __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; 8041#L259 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 6625#L314 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 7978#L2196 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 7353#L890-2 [2022-02-21 04:03:44,198 INFO L793 eck$LassoCheckResult]: Loop: 7353#L890-2 assume !false; 7770#L891 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 7771#L894 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~2#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; 8501#L1179 cleanup_#t~ret40#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~1#1 := cleanup_#t~ret40#1;havoc cleanup_#t~ret40#1; 7621#L898 assume 1 != cleanup_~tmp___0~1#1; 7622#L898-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret52#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret47#1, anyStopRequested_#t~ret48#1, anyStopRequested_#t~ret49#1, anyStopRequested_#t~ret50#1, anyStopRequested_#t~ret51#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#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~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 7958#L2738-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 7199#L2765-21 anyStopRequested_#t~ret47#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret47#1;havoc anyStopRequested_#t~ret47#1; 7825#L1420 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 7138#L1484 isIdle_#t~ret52#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret52#1;havoc isIdle_#t~ret52#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 8485#L1497 cleanup_#t~ret41#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~10#1 := cleanup_#t~ret41#1;havoc cleanup_#t~ret41#1; 8557#L910 assume !(0 != cleanup_~tmp~10#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 6878#L2738-26 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 6730#L2765-26 stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; 8177#L1925-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~11#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~11#1; 6917#L1329-1 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~11#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~11#1; 6918#L1350-1 stopRequestedAtCurrentFloor_#t~ret66#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; 7976#L1932-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; 7977#L1937-1 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; 8658#L2073-2 assume !(0 != timeShift_~tmp___9~2#1); 7462#L2164-3 assume 1 == ~doorState~0;~doorState~0 := 0; 7463#L2164-5 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; 8204#L1516-2 assume !(1 == stopRequestedInDirection_~dir#1); 7644#L1685-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; 6774#L1838-2 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; 6782#L2172-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; 8551#L1892-3 assume !(1 == ~currentHeading~0); 8406#L1902-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 7283#L1902-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7599#L1908-7 assume { :end_inline_continueInDirection } true; 7066#L2181-5 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; 8615#L1312-1 __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; 6975#L254-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 6976#L255-1 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; 8452#L1321-5 __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; 8500#L259-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 6965#L314-1 assume { :end_inline___utac_acc__Specification2_spec__3 } true; 7302#L2196-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 7353#L890-2 [2022-02-21 04:03:44,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:03:44,199 INFO L85 PathProgramCache]: Analyzing trace with hash -788278422, now seen corresponding path program 1 times [2022-02-21 04:03:44,199 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:03:44,199 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885950298] [2022-02-21 04:03:44,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:03:44,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:03:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:03:44,285 INFO L290 TraceCheckUtils]: 0: Hoare triple {16627#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~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;~head~0.base, ~head~0.offset := 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;~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; {16627#true} is VALID [2022-02-21 04:03:44,286 INFO L290 TraceCheckUtils]: 1: Hoare triple {16627#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret46#1, main_~retValue_acc~7#1, main_~tmp~12#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~12#1;assume { :begin_inline_select_helpers } true; {16627#true} is VALID [2022-02-21 04:03:44,286 INFO L290 TraceCheckUtils]: 2: Hoare triple {16627#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {16627#true} is VALID [2022-02-21 04:03:44,287 INFO L290 TraceCheckUtils]: 3: Hoare triple {16627#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; {16627#true} is VALID [2022-02-21 04:03:44,287 INFO L290 TraceCheckUtils]: 4: Hoare triple {16627#true} main_#t~ret46#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~12#1 := main_#t~ret46#1;havoc main_#t~ret46#1; {16627#true} is VALID [2022-02-21 04:03:44,287 INFO L290 TraceCheckUtils]: 5: Hoare triple {16627#true} assume 0 != main_~tmp~12#1;assume { :begin_inline_setup } true; {16627#true} is VALID [2022-02-21 04:03:44,287 INFO L290 TraceCheckUtils]: 6: Hoare triple {16627#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; {16627#true} is VALID [2022-02-21 04:03:44,288 INFO L290 TraceCheckUtils]: 7: Hoare triple {16627#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret39#1, bigMacCall_~tmp~9#1;havoc bigMacCall_~tmp~9#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; {16629#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} is VALID [2022-02-21 04:03:44,288 INFO L290 TraceCheckUtils]: 8: Hoare triple {16629#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; {16628#false} is VALID [2022-02-21 04:03:44,288 INFO L290 TraceCheckUtils]: 9: Hoare triple {16628#false} bigMacCall_#t~ret39#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~9#1 := bigMacCall_#t~ret39#1;havoc bigMacCall_#t~ret39#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~9#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; {16628#false} is VALID [2022-02-21 04:03:44,289 INFO L290 TraceCheckUtils]: 10: Hoare triple {16628#false} assume 0 == initPersonOnFloor_~floor#1; {16628#false} is VALID [2022-02-21 04:03:44,289 INFO L290 TraceCheckUtils]: 11: Hoare triple {16628#false} assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; {16628#false} is VALID [2022-02-21 04:03:44,289 INFO L290 TraceCheckUtils]: 12: Hoare triple {16628#false} assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; {16628#false} is VALID [2022-02-21 04:03:44,289 INFO L290 TraceCheckUtils]: 13: Hoare triple {16628#false} assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; {16628#false} is VALID [2022-02-21 04:03:44,289 INFO L290 TraceCheckUtils]: 14: Hoare triple {16628#false} assume { :end_inline_callOnFloor } true; {16628#false} is VALID [2022-02-21 04:03:44,290 INFO L290 TraceCheckUtils]: 15: Hoare triple {16628#false} assume { :end_inline_initPersonOnFloor } true; {16628#false} is VALID [2022-02-21 04:03:44,290 INFO L290 TraceCheckUtils]: 16: Hoare triple {16628#false} assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret40#1, cleanup_#t~ret41#1, cleanup_~i~0#1, cleanup_~tmp~10#1, cleanup_~tmp___0~1#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~10#1;havoc cleanup_~tmp___0~1#1;havoc cleanup_~__cil_tmp4~2#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; {16628#false} is VALID [2022-02-21 04:03:44,290 INFO L290 TraceCheckUtils]: 17: Hoare triple {16628#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; {16628#false} is VALID [2022-02-21 04:03:44,290 INFO L290 TraceCheckUtils]: 18: Hoare triple {16628#false} stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; {16628#false} is VALID [2022-02-21 04:03:44,290 INFO L290 TraceCheckUtils]: 19: Hoare triple {16628#false} assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~11#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~11#1; {16628#false} is VALID [2022-02-21 04:03:44,291 INFO L290 TraceCheckUtils]: 20: Hoare triple {16628#false} assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~11#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~11#1; {16628#false} is VALID [2022-02-21 04:03:44,291 INFO L290 TraceCheckUtils]: 21: Hoare triple {16628#false} stopRequestedAtCurrentFloor_#t~ret66#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; {16628#false} is VALID [2022-02-21 04:03:44,291 INFO L290 TraceCheckUtils]: 22: Hoare triple {16628#false} assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; {16628#false} is VALID [2022-02-21 04:03:44,291 INFO L290 TraceCheckUtils]: 23: Hoare triple {16628#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; {16628#false} is VALID [2022-02-21 04:03:44,291 INFO L290 TraceCheckUtils]: 24: Hoare triple {16628#false} assume !(0 != timeShift_~tmp___9~2#1); {16628#false} is VALID [2022-02-21 04:03:44,292 INFO L290 TraceCheckUtils]: 25: Hoare triple {16628#false} assume !(1 == ~doorState~0); {16628#false} is VALID [2022-02-21 04:03:44,292 INFO L290 TraceCheckUtils]: 26: Hoare triple {16628#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~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {16628#false} is VALID [2022-02-21 04:03:44,292 INFO L290 TraceCheckUtils]: 27: Hoare triple {16628#false} assume !(1 == stopRequestedInDirection_~dir#1); {16628#false} is VALID [2022-02-21 04:03:44,292 INFO L290 TraceCheckUtils]: 28: Hoare triple {16628#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; {16628#false} is VALID [2022-02-21 04:03:44,292 INFO L290 TraceCheckUtils]: 29: Hoare triple {16628#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; {16628#false} is VALID [2022-02-21 04:03:44,294 INFO L290 TraceCheckUtils]: 30: Hoare triple {16628#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; {16628#false} is VALID [2022-02-21 04:03:44,295 INFO L290 TraceCheckUtils]: 31: Hoare triple {16628#false} assume !(1 == ~currentHeading~0); {16628#false} is VALID [2022-02-21 04:03:44,295 INFO L290 TraceCheckUtils]: 32: Hoare triple {16628#false} assume !(0 == ~currentFloorID~0); {16628#false} is VALID [2022-02-21 04:03:44,295 INFO L290 TraceCheckUtils]: 33: Hoare triple {16628#false} assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; {16628#false} is VALID [2022-02-21 04:03:44,296 INFO L290 TraceCheckUtils]: 34: Hoare triple {16628#false} assume { :end_inline_continueInDirection } true; {16628#false} is VALID [2022-02-21 04:03:44,299 INFO L290 TraceCheckUtils]: 35: Hoare triple {16628#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; {16628#false} is VALID [2022-02-21 04:03:44,299 INFO L290 TraceCheckUtils]: 36: Hoare triple {16628#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; {16628#false} is VALID [2022-02-21 04:03:44,299 INFO L290 TraceCheckUtils]: 37: Hoare triple {16628#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {16628#false} is VALID [2022-02-21 04:03:44,299 INFO L290 TraceCheckUtils]: 38: Hoare triple {16628#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; {16628#false} is VALID [2022-02-21 04:03:44,300 INFO L290 TraceCheckUtils]: 39: Hoare triple {16628#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; {16628#false} is VALID [2022-02-21 04:03:44,300 INFO L290 TraceCheckUtils]: 40: Hoare triple {16628#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {16628#false} is VALID [2022-02-21 04:03:44,300 INFO L290 TraceCheckUtils]: 41: Hoare triple {16628#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {16628#false} is VALID [2022-02-21 04:03:44,300 INFO L290 TraceCheckUtils]: 42: Hoare triple {16628#false} assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; {16628#false} is VALID [2022-02-21 04:03:44,301 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 04:03:44,301 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:03:44,301 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885950298] [2022-02-21 04:03:44,301 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885950298] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:03:44,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:03:44,302 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:03:44,302 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618686833] [2022-02-21 04:03:44,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:03:44,302 INFO L796 eck$LassoCheckResult]: stem already infeasible [2022-02-21 04:03:44,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:03:44,303 INFO L85 PathProgramCache]: Analyzing trace with hash -468858600, now seen corresponding path program 1 times [2022-02-21 04:03:44,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:03:44,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79331775] [2022-02-21 04:03:44,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:03:44,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:03:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:03:44,363 INFO L290 TraceCheckUtils]: 0: Hoare triple {16630#true} assume !false; {16630#true} is VALID [2022-02-21 04:03:44,363 INFO L290 TraceCheckUtils]: 1: Hoare triple {16630#true} cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; {16630#true} is VALID [2022-02-21 04:03:44,364 INFO L290 TraceCheckUtils]: 2: Hoare triple {16630#true} assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~2#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; {16630#true} is VALID [2022-02-21 04:03:44,364 INFO L290 TraceCheckUtils]: 3: Hoare triple {16630#true} cleanup_#t~ret40#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~1#1 := cleanup_#t~ret40#1;havoc cleanup_#t~ret40#1; {16630#true} is VALID [2022-02-21 04:03:44,364 INFO L290 TraceCheckUtils]: 4: Hoare triple {16630#true} assume 1 != cleanup_~tmp___0~1#1; {16630#true} is VALID [2022-02-21 04:03:44,364 INFO L290 TraceCheckUtils]: 5: Hoare triple {16630#true} assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret52#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~14#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~14#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret47#1, anyStopRequested_#t~ret48#1, anyStopRequested_#t~ret49#1, anyStopRequested_#t~ret50#1, anyStopRequested_#t~ret51#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~13#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~2#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~13#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~2#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~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; {16630#true} is VALID [2022-02-21 04:03:44,371 INFO L290 TraceCheckUtils]: 6: Hoare triple {16630#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; {16632#(= |ULTIMATE.start_isFloorCalling_#res#1| ~calls_0~0)} is VALID [2022-02-21 04:03:44,372 INFO L290 TraceCheckUtils]: 7: Hoare triple {16632#(= |ULTIMATE.start_isFloorCalling_#res#1| ~calls_0~0)} anyStopRequested_#t~ret47#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret47#1;havoc anyStopRequested_#t~ret47#1; {16633#(= |ULTIMATE.start_anyStopRequested_~tmp___3~1#1| ~calls_0~0)} is VALID [2022-02-21 04:03:44,373 INFO L290 TraceCheckUtils]: 8: Hoare triple {16633#(= |ULTIMATE.start_anyStopRequested_~tmp___3~1#1| ~calls_0~0)} assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; {16634#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:03:44,373 INFO L290 TraceCheckUtils]: 9: Hoare triple {16634#(not (= ~calls_0~0 0))} isIdle_#t~ret52#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~14#1 := isIdle_#t~ret52#1;havoc isIdle_#t~ret52#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~14#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; {16634#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:03:44,373 INFO L290 TraceCheckUtils]: 10: Hoare triple {16634#(not (= ~calls_0~0 0))} cleanup_#t~ret41#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~10#1 := cleanup_#t~ret41#1;havoc cleanup_#t~ret41#1; {16634#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:03:44,374 INFO L290 TraceCheckUtils]: 11: Hoare triple {16634#(not (= ~calls_0~0 0))} assume !(0 != cleanup_~tmp~10#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~19#1, timeShift_~tmp___0~7#1, timeShift_~tmp___1~5#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~19#1;havoc timeShift_~tmp___0~7#1;havoc timeShift_~tmp___1~5#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_~retValue_acc~18#1, stopRequestedAtCurrentFloor_~tmp~17#1, stopRequestedAtCurrentFloor_~tmp___0~5#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~18#1;havoc stopRequestedAtCurrentFloor_~tmp~17#1;havoc stopRequestedAtCurrentFloor_~tmp___0~5#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~currentFloorID~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; {16634#(not (= ~calls_0~0 0))} is VALID [2022-02-21 04:03:44,374 INFO L290 TraceCheckUtils]: 12: Hoare triple {16634#(not (= ~calls_0~0 0))} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; {16635#(not (= |ULTIMATE.start_isFloorCalling_#res#1| 0))} is VALID [2022-02-21 04:03:44,375 INFO L290 TraceCheckUtils]: 13: Hoare triple {16635#(not (= |ULTIMATE.start_isFloorCalling_#res#1| 0))} stopRequestedAtCurrentFloor_#t~ret65#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;stopRequestedAtCurrentFloor_~tmp___0~5#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; {16636#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~5#1|))} is VALID [2022-02-21 04:03:44,375 INFO L290 TraceCheckUtils]: 14: Hoare triple {16636#(not (= 0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~5#1|))} assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~5#1);assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~11#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~11#1; {16631#false} is VALID [2022-02-21 04:03:44,375 INFO L290 TraceCheckUtils]: 15: Hoare triple {16631#false} assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~11#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~11#1; {16631#false} is VALID [2022-02-21 04:03:44,376 INFO L290 TraceCheckUtils]: 16: Hoare triple {16631#false} stopRequestedAtCurrentFloor_#t~ret66#1 := buttonForFloorIsPressed_#res#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp~17#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; {16631#false} is VALID [2022-02-21 04:03:44,376 INFO L290 TraceCheckUtils]: 17: Hoare triple {16631#false} assume !(0 != stopRequestedAtCurrentFloor_~tmp~17#1);stopRequestedAtCurrentFloor_~retValue_acc~18#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~18#1; {16631#false} is VALID [2022-02-21 04:03:44,376 INFO L290 TraceCheckUtils]: 18: Hoare triple {16631#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; {16631#false} is VALID [2022-02-21 04:03:44,376 INFO L290 TraceCheckUtils]: 19: Hoare triple {16631#false} assume !(0 != timeShift_~tmp___9~2#1); {16631#false} is VALID [2022-02-21 04:03:44,376 INFO L290 TraceCheckUtils]: 20: Hoare triple {16631#false} assume 1 == ~doorState~0;~doorState~0 := 0; {16631#false} is VALID [2022-02-21 04:03:44,377 INFO L290 TraceCheckUtils]: 21: Hoare triple {16631#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~ret53#1, stopRequestedInDirection_#t~ret54#1, stopRequestedInDirection_#t~ret55#1, stopRequestedInDirection_#t~ret56#1, stopRequestedInDirection_#t~ret57#1, stopRequestedInDirection_#t~ret58#1, stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_#t~ret62#1, stopRequestedInDirection_#t~ret63#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~16#1, stopRequestedInDirection_~tmp~15#1, stopRequestedInDirection_~tmp___0~4#1, stopRequestedInDirection_~tmp___1~3#1, stopRequestedInDirection_~tmp___2~3#1, stopRequestedInDirection_~tmp___3~2#1, stopRequestedInDirection_~tmp___4~1#1, stopRequestedInDirection_~tmp___5~0#1, stopRequestedInDirection_~tmp___6~0#1, stopRequestedInDirection_~tmp___7~0#1, stopRequestedInDirection_~tmp___8~0#1, stopRequestedInDirection_~tmp___9~0#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~16#1;havoc stopRequestedInDirection_~tmp~15#1;havoc stopRequestedInDirection_~tmp___0~4#1;havoc stopRequestedInDirection_~tmp___1~3#1;havoc stopRequestedInDirection_~tmp___2~3#1;havoc stopRequestedInDirection_~tmp___3~2#1;havoc stopRequestedInDirection_~tmp___4~1#1;havoc stopRequestedInDirection_~tmp___5~0#1;havoc stopRequestedInDirection_~tmp___6~0#1;havoc stopRequestedInDirection_~tmp___7~0#1;havoc stopRequestedInDirection_~tmp___8~0#1;havoc stopRequestedInDirection_~tmp___9~0#1; {16631#false} is VALID [2022-02-21 04:03:44,377 INFO L290 TraceCheckUtils]: 22: Hoare triple {16631#false} assume !(1 == stopRequestedInDirection_~dir#1); {16631#false} is VALID [2022-02-21 04:03:44,377 INFO L290 TraceCheckUtils]: 23: Hoare triple {16631#false} assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~16#1 := 0;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~16#1; {16631#false} is VALID [2022-02-21 04:03:44,377 INFO L290 TraceCheckUtils]: 24: Hoare triple {16631#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; {16631#false} is VALID [2022-02-21 04:03:44,377 INFO L290 TraceCheckUtils]: 25: Hoare triple {16631#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret64#1, continueInDirection_~dir#1, continueInDirection_~tmp~16#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~16#1;~currentHeading~0 := continueInDirection_~dir#1; {16631#false} is VALID [2022-02-21 04:03:44,377 INFO L290 TraceCheckUtils]: 26: Hoare triple {16631#false} assume !(1 == ~currentHeading~0); {16631#false} is VALID [2022-02-21 04:03:44,378 INFO L290 TraceCheckUtils]: 27: Hoare triple {16631#false} assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; {16631#false} is VALID [2022-02-21 04:03:44,378 INFO L290 TraceCheckUtils]: 28: Hoare triple {16631#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {16631#false} is VALID [2022-02-21 04:03:44,378 INFO L290 TraceCheckUtils]: 29: Hoare triple {16631#false} assume { :end_inline_continueInDirection } true; {16631#false} is VALID [2022-02-21 04:03:44,378 INFO L290 TraceCheckUtils]: 30: Hoare triple {16631#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; {16631#false} is VALID [2022-02-21 04:03:44,378 INFO L290 TraceCheckUtils]: 31: Hoare triple {16631#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; {16631#false} is VALID [2022-02-21 04:03:44,378 INFO L290 TraceCheckUtils]: 32: Hoare triple {16631#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {16631#false} is VALID [2022-02-21 04:03:44,379 INFO L290 TraceCheckUtils]: 33: Hoare triple {16631#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; {16631#false} is VALID [2022-02-21 04:03:44,379 INFO L290 TraceCheckUtils]: 34: Hoare triple {16631#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; {16631#false} is VALID [2022-02-21 04:03:44,379 INFO L290 TraceCheckUtils]: 35: Hoare triple {16631#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {16631#false} is VALID [2022-02-21 04:03:44,379 INFO L290 TraceCheckUtils]: 36: Hoare triple {16631#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {16631#false} is VALID [2022-02-21 04:03:44,379 INFO L290 TraceCheckUtils]: 37: Hoare triple {16631#false} assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; {16631#false} is VALID [2022-02-21 04:03:44,380 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 04:03:44,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:03:44,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79331775] [2022-02-21 04:03:44,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79331775] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:03:44,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:03:44,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-21 04:03:44,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165093442] [2022-02-21 04:03:44,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:03:44,381 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:03:44,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:03:44,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-21 04:03:44,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-21 04:03:44,381 INFO L87 Difference]: Start difference. First operand 2260 states and 4247 transitions. cyclomatic complexity: 1988 Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:21,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:04:21,308 INFO L93 Difference]: Finished difference Result 21077 states and 39521 transitions. [2022-02-21 04:04:21,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-21 04:04:21,308 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:21,332 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:04:21,333 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21077 states and 39521 transitions.