./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product19.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 8cd8571d46f9e492a1af8c9b9c84adf46e3a30aa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 15:28:57,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 15:28:57,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 15:28:57,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 15:28:57,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 15:28:57,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 15:28:57,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 15:28:57,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 15:28:57,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 15:28:57,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 15:28:57,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 15:28:57,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 15:28:57,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 15:28:57,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 15:28:57,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 15:28:57,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 15:28:57,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 15:28:57,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 15:28:57,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 15:28:57,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 15:28:57,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 15:28:57,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 15:28:57,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 15:28:57,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 15:28:57,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 15:28:57,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 15:28:57,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 15:28:57,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 15:28:57,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 15:28:57,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 15:28:57,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 15:28:57,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 15:28:57,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 15:28:57,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 15:28:57,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 15:28:57,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 15:28:57,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 15:28:57,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 15:28:57,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 15:28:57,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 15:28:57,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 15:28:57,695 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-27 15:28:57,725 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 15:28:57,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 15:28:57,726 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 15:28:57,726 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 15:28:57,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 15:28:57,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 15:28:57,728 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 15:28:57,728 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 15:28:57,728 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 15:28:57,729 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 15:28:57,729 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 15:28:57,729 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 15:28:57,730 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 15:28:57,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 15:28:57,730 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 15:28:57,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 15:28:57,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 15:28:57,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 15:28:57,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 15:28:57,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 15:28:57,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 15:28:57,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 15:28:57,731 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 15:28:57,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 15:28:57,731 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 15:28:57,731 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 15:28:57,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 15:28:57,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 15:28:57,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 15:28:57,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 15:28:57,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 15:28:57,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 15:28:57,733 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 15:28:57,734 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cd8571d46f9e492a1af8c9b9c84adf46e3a30aa [2021-08-27 15:28:57,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 15:28:58,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 15:28:58,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 15:28:58,007 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 15:28:58,008 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 15:28:58,009 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c [2021-08-27 15:28:58,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dc1e39a5/049d8678c8b94e65bc5fad9ccd998e4e/FLAG6330c0f12 [2021-08-27 15:28:58,525 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 15:28:58,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product19.cil.c [2021-08-27 15:28:58,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dc1e39a5/049d8678c8b94e65bc5fad9ccd998e4e/FLAG6330c0f12 [2021-08-27 15:28:59,031 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dc1e39a5/049d8678c8b94e65bc5fad9ccd998e4e [2021-08-27 15:28:59,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 15:28:59,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 15:28:59,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 15:28:59,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 15:28:59,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 15:28:59,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee1fd6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59, skipping insertion in model container [2021-08-27 15:28:59,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 15:28:59,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 15:28:59,460 WARN L228 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_spec1_product19.cil.c[61143,61156] [2021-08-27 15:28:59,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:28:59,521 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 15:28:59,630 WARN L228 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_spec1_product19.cil.c[61143,61156] [2021-08-27 15:28:59,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:28:59,705 INFO L208 MainTranslator]: Completed translation [2021-08-27 15:28:59,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59 WrapperNode [2021-08-27 15:28:59,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 15:28:59,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 15:28:59,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 15:28:59,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 15:28:59,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 15:28:59,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 15:28:59,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 15:28:59,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 15:28:59,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:28:59,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:29:00,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 15:29:00,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 15:29:00,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 15:29:00,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 15:29:00,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (1/1) ... [2021-08-27 15:29:00,039 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:00,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:00,133 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) [2021-08-27 15:29:00,174 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 [2021-08-27 15:29:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 15:29:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 15:29:00,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 15:29:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 15:29:03,386 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 15:29:03,386 INFO L299 CfgBuilder]: Removed 601 assume(true) statements. [2021-08-27 15:29:03,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:29:03 BoogieIcfgContainer [2021-08-27 15:29:03,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 15:29:03,391 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 15:29:03,391 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 15:29:03,393 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 15:29:03,394 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:29:03,394 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 03:28:59" (1/3) ... [2021-08-27 15:29:03,394 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d9a094d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:29:03, skipping insertion in model container [2021-08-27 15:29:03,394 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:29:03,394 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:59" (2/3) ... [2021-08-27 15:29:03,394 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d9a094d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:29:03, skipping insertion in model container [2021-08-27 15:29:03,394 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:29:03,395 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:29:03" (3/3) ... [2021-08-27 15:29:03,395 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product19.cil.c [2021-08-27 15:29:03,424 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 15:29:03,424 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 15:29:03,424 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 15:29:03,425 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 15:29:03,425 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 15:29:03,425 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 15:29:03,425 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 15:29:03,425 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 15:29:03,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2490 states, 2489 states have (on average 1.8838891120932102) internal successors, (4689), 2489 states have internal predecessors, (4689), 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) [2021-08-27 15:29:03,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1205 [2021-08-27 15:29:03,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:29:03,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:29:03,541 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:03,541 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:03,541 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 15:29:03,545 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2490 states, 2489 states have (on average 1.8838891120932102) internal successors, (4689), 2489 states have internal predecessors, (4689), 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) [2021-08-27 15:29:03,562 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1205 [2021-08-27 15:29:03,562 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:29:03,562 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:29:03,567 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:03,567 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:03,580 INFO L791 eck$LassoCheckResult]: Stem: 589#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(10);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string82.base, #t~string82.offset, 1);call write~init~int(95, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(93, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string84.base, #t~string84.offset, 1);call write~init~int(93, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(32, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(97, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(116, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(32, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 4 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string88.base, #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 2 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(10);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string92.base, #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 2 + #t~string92.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string94.base, #t~string94.offset, 1);call write~init~int(111, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(119, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(110, #t~string94.base, 3 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 4 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(73, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(76, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(95, #t~string96.base, 3 + #t~string96.offset, 1);call write~init~int(112, #t~string96.base, 4 + #t~string96.offset, 1);call write~init~int(58, #t~string96.base, 5 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 6 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(70, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 5 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string125.base, #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 1 + #t~string125.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(30);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(21);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(30);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(9);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(30);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(9);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(25);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2369#L-1true havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 128#L1234true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 913#L1242true main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 1733#L1198true assume 0 != main_~tmp~8; 2315#L1168true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 334#L1267true havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 2473#L103true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 2098#L128true bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1594#L543true assume 0 == initPersonOnFloor_~floor; 418#L544true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1779#L651-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 2198#L1274true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1776#L1286-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1930#L347-2true havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 347#L103-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 250#L128-1true angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1968#L543-1true assume 0 == initPersonOnFloor_~floor; 1546#L544-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 679#L651-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 1892#L1274-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1811#L1286-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 161#L347-5true havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 2063#L267true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 2303#L294true isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 753#L2944true stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 836#L2329true assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 437#L1660true stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 316#L2333true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 509#L2346true timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 1439#L2481true assume !(0 != timeShift_~tmp___9~2); 524#L2572true assume !(1 == ~doorState~0); 2318#L2572-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 1115#L267-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 2363#L294-3true isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 681#L2944-1true stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 1101#L2212true assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 395#L1660-1true stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 2261#L2225true timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 305#L2580true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 808#L2269true assume !(1 == ~currentHeading~0); 700#L2279true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 871#L2279-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 2127#L2285-5true havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 2307#L1660-3true __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 687#L1312true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 2484#L1313true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 995#L1669true __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 2246#L1317true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 1105#L1372true cleanup_~i~0 := 0; 1603#L998-2true [2021-08-27 15:29:03,581 INFO L793 eck$LassoCheckResult]: Loop: 1603#L998-2true assume !false; 1216#L999true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 693#L1002true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 2437#L1507true cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 2029#L1006true assume 1 != cleanup_~tmp___0~0; 587#L1006-1true havoc isIdle_#res;havoc isIdle_#t~ret35, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret30, anyStopRequested_#t~ret31, anyStopRequested_#t~ret32, anyStopRequested_#t~ret33, anyStopRequested_#t~ret34, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 300#L267-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 1617#L294-25true anyStopRequested_#t~ret30 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret30;havoc anyStopRequested_#t~ret30; 1411#L1768true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 2334#L1832true isIdle_#t~ret35 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret35;havoc isIdle_#t~ret35;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 1755#L1845true cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 111#L1018true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 941#L267-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 518#L294-30true isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 1109#L2944-3true stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 1890#L2329-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1969#L1660-4true stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 676#L2333-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 2270#L2346-1true timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 399#L2481-1true assume !(0 != timeShift_~tmp___9~2); 1236#L2572-3true assume 1 == ~doorState~0;~doorState~0 := 0; 818#L2572-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 1191#L267-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 651#L294-33true isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 1984#L2944-4true stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 1988#L2212-2true assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1871#L1660-5true stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 517#L2225-2true timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 1225#L2580-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 1324#L2269-3true assume !(1 == ~currentHeading~0); 561#L2279-9true assume !(0 == ~currentFloorID~0); 1451#L2279-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 275#L2285-11true havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 1310#L1660-7true __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 2147#L1312-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 216#L1313-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 454#L1669-5true __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 591#L1317-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 253#L1372-1true cleanup_~i~0 := 1 + cleanup_~i~0; 1603#L998-2true [2021-08-27 15:29:03,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:03,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1175215301, now seen corresponding path program 1 times [2021-08-27 15:29:03,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:03,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376767064] [2021-08-27 15:29:03,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:03,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:03,876 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:29:03,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376767064] [2021-08-27 15:29:03,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376767064] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:29:03,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:29:03,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:29:03,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172741920] [2021-08-27 15:29:03,888 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:29:03,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:03,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1073117307, now seen corresponding path program 1 times [2021-08-27 15:29:03,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:03,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356311250] [2021-08-27 15:29:03,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:03,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:03,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:29:03,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356311250] [2021-08-27 15:29:03,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356311250] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:29:03,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:29:03,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:29:03,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283815653] [2021-08-27 15:29:03,937 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:29:03,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:29:03,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 15:29:03,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 15:29:03,950 INFO L87 Difference]: Start difference. First operand has 2490 states, 2489 states have (on average 1.8838891120932102) internal successors, (4689), 2489 states have internal predecessors, (4689), 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 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 15:29:04,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:29:04,202 INFO L93 Difference]: Finished difference Result 3725 states and 6983 transitions. [2021-08-27 15:29:04,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 15:29:04,203 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3725 states and 6983 transitions. [2021-08-27 15:29:04,222 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2400 [2021-08-27 15:29:04,241 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3725 states to 3697 states and 6950 transitions. [2021-08-27 15:29:04,242 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3697 [2021-08-27 15:29:04,246 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3697 [2021-08-27 15:29:04,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3697 states and 6950 transitions. [2021-08-27 15:29:04,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:29:04,253 INFO L681 BuchiCegarLoop]: Abstraction has 3697 states and 6950 transitions. [2021-08-27 15:29:04,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3697 states and 6950 transitions. [2021-08-27 15:29:04,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3697 to 3695. [2021-08-27 15:29:04,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3695 states, 3695 states have (on average 1.880108254397835) internal successors, (6947), 3694 states have internal predecessors, (6947), 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) [2021-08-27 15:29:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 3695 states and 6947 transitions. [2021-08-27 15:29:04,334 INFO L704 BuchiCegarLoop]: Abstraction has 3695 states and 6947 transitions. [2021-08-27 15:29:04,334 INFO L587 BuchiCegarLoop]: Abstraction has 3695 states and 6947 transitions. [2021-08-27 15:29:04,334 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 15:29:04,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3695 states and 6947 transitions. [2021-08-27 15:29:04,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2398 [2021-08-27 15:29:04,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:29:04,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:29:04,350 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:04,350 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:04,350 INFO L791 eck$LassoCheckResult]: Stem: 7369#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(10);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string82.base, #t~string82.offset, 1);call write~init~int(95, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(93, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string84.base, #t~string84.offset, 1);call write~init~int(93, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(32, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(97, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(116, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(32, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 4 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string88.base, #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 2 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(10);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string92.base, #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 2 + #t~string92.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string94.base, #t~string94.offset, 1);call write~init~int(111, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(119, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(110, #t~string94.base, 3 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 4 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(73, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(76, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(95, #t~string96.base, 3 + #t~string96.offset, 1);call write~init~int(112, #t~string96.base, 4 + #t~string96.offset, 1);call write~init~int(58, #t~string96.base, 5 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 6 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(70, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 5 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string125.base, #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 1 + #t~string125.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(30);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(21);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(30);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(9);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(30);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(9);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(25);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 7370#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 6528#L1234 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 6529#L1242 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 7827#L1198 assume 0 != main_~tmp~8; 8531#L1168 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 6949#L1267 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 6950#L103 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6360#L128 bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 8447#L543 assume 0 == initPersonOnFloor_~floor; 7107#L544 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6226#L651-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 8557#L1274 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6275#L1286-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 7348#L347-2 havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 6977#L103-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6634#L128-1 angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6786#L543-1 assume 0 == initPersonOnFloor_~floor; 8408#L544-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6323#L651-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 7504#L1274-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6846#L1286-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6604#L347-5 havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 6605#L267 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 7212#L294 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 7626#L2944 stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 7627#L2329 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7138#L1660 stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 6913#L2333 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 6915#L2346 timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 7247#L2481 assume !(0 != timeShift_~tmp___9~2); 7276#L2572 assume !(1 == ~doorState~0); 7277#L2572-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 8035#L267-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 6454#L294-3 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 7506#L2944-1 stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 7507#L2212 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 7070#L1660-1 stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 7071#L2225 timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 6892#L2580 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 6894#L2269 assume !(1 == ~currentHeading~0); 7541#L2279 assume !(0 == ~currentFloorID~0); 7542#L2279-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7774#L2285-5 havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 8682#L1660-3 __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 7516#L1312 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 7517#L1313 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 7911#L1669 __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 7912#L1317 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 7053#L1372 cleanup_~i~0 := 0; 6789#L998-2 [2021-08-27 15:29:04,350 INFO L793 eck$LassoCheckResult]: Loop: 6789#L998-2 assume !false; 8137#L999 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 7527#L1002 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 7528#L1507 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 8654#L1006 assume 1 != cleanup_~tmp___0~0; 7367#L1006-1 havoc isIdle_#res;havoc isIdle_#t~ret35, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret30, anyStopRequested_#t~ret31, anyStopRequested_#t~ret32, anyStopRequested_#t~ret33, anyStopRequested_#t~ret34, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 6880#L267-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 6318#L294-25 anyStopRequested_#t~ret30 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret30;havoc anyStopRequested_#t~ret30; 8313#L1768 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 6706#L1832 isIdle_#t~ret35 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret35;havoc isIdle_#t~ret35;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 8545#L1845 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 6493#L1018 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 6494#L267-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 6860#L294-30 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 7264#L2944-3 stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 8027#L2329-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 8615#L1660-4 stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 7499#L2333-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 7500#L2346-1 timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 7078#L2481-1 assume !(0 != timeShift_~tmp___9~2); 7079#L2572-3 assume 1 == ~doorState~0;~doorState~0 := 0; 7707#L2572-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 7708#L267-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 6626#L294-33 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 7468#L2944-4 stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 8643#L2212-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 8605#L1660-5 stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 7262#L2225-2 timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 7263#L2580-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 8142#L2269-3 assume !(1 == ~currentHeading~0); 7331#L2279-9 assume !(0 == ~currentFloorID~0); 7332#L2279-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 6829#L2285-11 havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 6830#L1660-7 __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 8226#L1312-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6719#L1313-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 6720#L1669-5 __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 7164#L1317-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6303#L1372-1 cleanup_~i~0 := 1 + cleanup_~i~0; 6789#L998-2 [2021-08-27 15:29:04,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:04,351 INFO L82 PathProgramCache]: Analyzing trace with hash -495156931, now seen corresponding path program 1 times [2021-08-27 15:29:04,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:04,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247644046] [2021-08-27 15:29:04,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:04,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:04,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:04,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:29:04,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247644046] [2021-08-27 15:29:04,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247644046] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:29:04,410 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:29:04,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:29:04,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069790451] [2021-08-27 15:29:04,410 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:29:04,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:04,410 INFO L82 PathProgramCache]: Analyzing trace with hash 263770681, now seen corresponding path program 1 times [2021-08-27 15:29:04,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:04,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686583844] [2021-08-27 15:29:04,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:04,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:04,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:04,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:29:04,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686583844] [2021-08-27 15:29:04,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686583844] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:29:04,440 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:29:04,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-27 15:29:04,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22300677] [2021-08-27 15:29:04,440 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:29:04,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:29:04,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 15:29:04,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-27 15:29:04,441 INFO L87 Difference]: Start difference. First operand 3695 states and 6947 transitions. cyclomatic complexity: 3253 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 15:29:04,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:29:04,920 INFO L93 Difference]: Finished difference Result 13432 states and 25130 transitions. [2021-08-27 15:29:04,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-27 15:29:04,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13432 states and 25130 transitions. [2021-08-27 15:29:04,997 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11712 [2021-08-27 15:29:05,067 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13432 states to 13432 states and 25130 transitions. [2021-08-27 15:29:05,067 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13432 [2021-08-27 15:29:05,080 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13432 [2021-08-27 15:29:05,080 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13432 states and 25130 transitions. [2021-08-27 15:29:05,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:29:05,096 INFO L681 BuchiCegarLoop]: Abstraction has 13432 states and 25130 transitions. [2021-08-27 15:29:05,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13432 states and 25130 transitions. [2021-08-27 15:29:05,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13432 to 4838. [2021-08-27 15:29:05,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4838 states, 4838 states have (on average 1.8662670525010334) internal successors, (9029), 4837 states have internal predecessors, (9029), 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) [2021-08-27 15:29:05,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 4838 states and 9029 transitions. [2021-08-27 15:29:05,292 INFO L704 BuchiCegarLoop]: Abstraction has 4838 states and 9029 transitions. [2021-08-27 15:29:05,292 INFO L587 BuchiCegarLoop]: Abstraction has 4838 states and 9029 transitions. [2021-08-27 15:29:05,292 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-27 15:29:05,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4838 states and 9029 transitions. [2021-08-27 15:29:05,305 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3200 [2021-08-27 15:29:05,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:29:05,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:29:05,307 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:05,307 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:05,308 INFO L791 eck$LassoCheckResult]: Stem: 24523#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(10);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string82.base, #t~string82.offset, 1);call write~init~int(95, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(93, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string84.base, #t~string84.offset, 1);call write~init~int(93, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(32, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(97, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(116, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(32, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 4 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string88.base, #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 2 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(10);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string92.base, #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 2 + #t~string92.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string94.base, #t~string94.offset, 1);call write~init~int(111, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(119, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(110, #t~string94.base, 3 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 4 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(73, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(76, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(95, #t~string96.base, 3 + #t~string96.offset, 1);call write~init~int(112, #t~string96.base, 4 + #t~string96.offset, 1);call write~init~int(58, #t~string96.base, 5 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 6 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(70, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 5 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string125.base, #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 1 + #t~string125.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(30);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(21);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(30);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(9);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(30);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(9);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(25);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 24524#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 23674#L1234 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 23675#L1242 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 24990#L1198 assume 0 != main_~tmp~8; 25704#L1168 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 24097#L1267 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 24098#L103 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 23506#L128 bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 25622#L543 assume 0 == initPersonOnFloor_~floor; 24258#L544 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 23372#L651-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 25733#L1274 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 23421#L1286-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 24502#L347-2 havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 24127#L103-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 23780#L128-1 angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 23932#L543-1 assume 0 == initPersonOnFloor_~floor; 25585#L544-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 23469#L651-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 24660#L1274-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 23993#L1286-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 23750#L347-5 havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 23751#L267 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 24365#L294 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 24782#L2944 stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 24783#L2329 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 24289#L1660 stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 24060#L2333 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 24062#L2346 timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 24400#L2481 assume !(0 != timeShift_~tmp___9~2); 24429#L2572 assume !(1 == ~doorState~0); 24431#L2572-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 26502#L267-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 26498#L294-3 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 26497#L2944-1 stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 25181#L2212 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 25182#L1660-1 stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 26425#L2225 timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 26423#L2580 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 26422#L2269 assume !(1 == ~currentHeading~0); 24697#L2279 assume !(0 == ~currentFloorID~0); 24698#L2279-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 25872#L2285-5 havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 25873#L1660-3 __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 24672#L1312 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 24673#L1313 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 25074#L1669 __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 25075#L1317 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 27343#L1372 cleanup_~i~0 := 0; 27342#L998-2 [2021-08-27 15:29:05,308 INFO L793 eck$LassoCheckResult]: Loop: 27342#L998-2 assume !false; 27341#L999 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 27340#L1002 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 27339#L1507 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 27338#L1006 assume 1 != cleanup_~tmp___0~0; 27337#L1006-1 havoc isIdle_#res;havoc isIdle_#t~ret35, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret30, anyStopRequested_#t~ret31, anyStopRequested_#t~ret32, anyStopRequested_#t~ret33, anyStopRequested_#t~ret34, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 27336#L267-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 27331#L294-25 anyStopRequested_#t~ret30 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret30;havoc anyStopRequested_#t~ret30; 27308#L1768 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 27298#L1832 isIdle_#t~ret35 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret35;havoc isIdle_#t~ret35;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 27297#L1845 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 27296#L1018 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 27291#L267-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 27290#L294-30 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 27289#L2944-3 stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 27283#L2329-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 27281#L1660-4 stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 27275#L2333-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 27273#L2346-1 timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 27272#L2481-1 assume !(0 != timeShift_~tmp___9~2); 27270#L2572-3 assume !(1 == ~doorState~0); 27269#L2572-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 27266#L267-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 27112#L294-33 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 27106#L2944-4 stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 26900#L2212-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 26760#L1660-5 stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 26753#L2225-2 timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 26747#L2580-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 26739#L2269-3 assume !(1 == ~currentHeading~0); 26731#L2279-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 26724#L2279-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 23902#L2285-11 havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 27418#L1660-7 __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 27414#L1312-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 27410#L1313-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 24316#L1669-5 __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 24317#L1317-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 27344#L1372-1 cleanup_~i~0 := 1 + cleanup_~i~0; 27342#L998-2 [2021-08-27 15:29:05,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:05,308 INFO L82 PathProgramCache]: Analyzing trace with hash -495156931, now seen corresponding path program 2 times [2021-08-27 15:29:05,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:05,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487820139] [2021-08-27 15:29:05,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:05,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:05,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:05,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:29:05,343 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487820139] [2021-08-27 15:29:05,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487820139] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:29:05,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:29:05,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:29:05,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235926593] [2021-08-27 15:29:05,344 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:29:05,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:05,344 INFO L82 PathProgramCache]: Analyzing trace with hash -2105231431, now seen corresponding path program 1 times [2021-08-27 15:29:05,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:05,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901626139] [2021-08-27 15:29:05,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:05,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:05,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:29:05,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901626139] [2021-08-27 15:29:05,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901626139] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:29:05,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:29:05,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-27 15:29:05,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564063751] [2021-08-27 15:29:05,389 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:29:05,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:29:05,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-27 15:29:05,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-27 15:29:05,390 INFO L87 Difference]: Start difference. First operand 4838 states and 9029 transitions. cyclomatic complexity: 4192 Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 15:29:08,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:29:08,669 INFO L93 Difference]: Finished difference Result 37210 states and 68949 transitions. [2021-08-27 15:29:08,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-27 15:29:08,670 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37210 states and 68949 transitions. [2021-08-27 15:29:08,826 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 21750 [2021-08-27 15:29:08,950 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37210 states to 37210 states and 68949 transitions. [2021-08-27 15:29:08,950 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37210 [2021-08-27 15:29:08,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37210 [2021-08-27 15:29:08,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37210 states and 68949 transitions. [2021-08-27 15:29:09,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:29:09,015 INFO L681 BuchiCegarLoop]: Abstraction has 37210 states and 68949 transitions. [2021-08-27 15:29:09,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37210 states and 68949 transitions. [2021-08-27 15:29:09,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37210 to 13524. [2021-08-27 15:29:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13524 states, 13524 states have (on average 1.8570689145223307) internal successors, (25115), 13523 states have internal predecessors, (25115), 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) [2021-08-27 15:29:09,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13524 states to 13524 states and 25115 transitions. [2021-08-27 15:29:09,346 INFO L704 BuchiCegarLoop]: Abstraction has 13524 states and 25115 transitions. [2021-08-27 15:29:09,346 INFO L587 BuchiCegarLoop]: Abstraction has 13524 states and 25115 transitions. [2021-08-27 15:29:09,346 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-27 15:29:09,346 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13524 states and 25115 transitions. [2021-08-27 15:29:09,376 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9070 [2021-08-27 15:29:09,377 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:29:09,377 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:29:09,379 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:09,379 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 15:29:09,380 INFO L791 eck$LassoCheckResult]: Stem: 66628#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(10);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string82.base, #t~string82.offset, 1);call write~init~int(95, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(93, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string84.base, #t~string84.offset, 1);call write~init~int(93, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(32, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(97, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(116, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(32, #t~string86.base, 3 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 4 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string88.base, #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 2 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(10);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string92.base, #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 2 + #t~string92.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string94.base, #t~string94.offset, 1);call write~init~int(111, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(119, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(110, #t~string94.base, 3 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 4 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(73, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(76, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(95, #t~string96.base, 3 + #t~string96.offset, 1);call write~init~int(112, #t~string96.base, 4 + #t~string96.offset, 1);call write~init~int(58, #t~string96.base, 5 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 6 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(37, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(105, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 3 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(70, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 5 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string125.base, #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 1 + #t~string125.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(30);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(21);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(30);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(9);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(30);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(9);call #t~string166.base, #t~string166.offset := #Ultimate.allocOnStack(25);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 66629#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~7, main_~tmp~8;havoc main_~retValue_acc~7;havoc main_~tmp~8; 65763#L1234 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 65764#L1242 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 67116#L1198 assume 0 != main_~tmp~8; 67922#L1168 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 66188#L1267 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 66189#L103 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 65594#L128 bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 67827#L543 assume 0 == initPersonOnFloor_~floor; 66352#L544 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 65460#L651-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 67958#L1274 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 65509#L1286-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 66605#L347-2 havoc angelinaCall_#t~ret10, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 66218#L103-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 65869#L128-1 angelinaCall_#t~ret10 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret10;havoc angelinaCall_#t~ret10;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 66024#L543-1 assume 0 == initPersonOnFloor_~floor; 67783#L544-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 65557#L651-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 66772#L1274-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 66083#L1286-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 65840#L347-5 havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 65841#L267 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 68126#L294 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 66895#L2944 stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 66896#L2329 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 66383#L1660 stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 66151#L2333 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 66153#L2346 timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 74513#L2481 assume !(0 != timeShift_~tmp___9~2); 66530#L2572 assume !(1 == ~doorState~0); 66532#L2572-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 75589#L267-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 75587#L294-3 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 75588#L2944-1 stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 75584#L2212 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 75585#L1660-1 stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 75650#L2225 timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 75648#L2580 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 75647#L2269 assume !(1 == ~currentHeading~0); 66809#L2279 assume !(0 == ~currentFloorID~0); 66810#L2279-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 67056#L2285-5 havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 76249#L1660-3 __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 76248#L1312 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 76247#L1313 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 76246#L1669 __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 75493#L1317 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 67335#L1372 cleanup_~i~0 := 0; 66027#L998-2 [2021-08-27 15:29:09,381 INFO L793 eck$LassoCheckResult]: Loop: 66027#L998-2 assume !false; 67466#L999 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 66795#L1002 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~10;havoc isBlocked_~retValue_acc~10;isBlocked_~retValue_acc~10 := 0;isBlocked_#res := isBlocked_~retValue_acc~10; 66796#L1507 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 68109#L1006 assume 1 != cleanup_~tmp___0~0; 66626#L1006-1 havoc isIdle_#res;havoc isIdle_#t~ret35, isIdle_~retValue_acc~17, isIdle_~tmp~13;havoc isIdle_~retValue_acc~17;havoc isIdle_~tmp~13;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret30, anyStopRequested_#t~ret31, anyStopRequested_#t~ret32, anyStopRequested_#t~ret33, anyStopRequested_#t~ret34, anyStopRequested_~retValue_acc~16, anyStopRequested_~tmp~12, anyStopRequested_~tmp___0~3, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~16;havoc anyStopRequested_~tmp~12;havoc anyStopRequested_~tmp___0~3;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 66117#L267-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 66118#L294-25 anyStopRequested_#t~ret30 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret30;havoc anyStopRequested_#t~ret30; 67673#L1768 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~16 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~16; 65943#L1832 isIdle_#t~ret35 := anyStopRequested_#res;isIdle_~tmp~13 := isIdle_#t~ret35;havoc isIdle_#t~ret35;isIdle_~retValue_acc~17 := (if 0 == isIdle_~tmp~13 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~17; 68238#L1845 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 77907#L1018 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret69, timeShift_#t~ret70, timeShift_#t~ret71, timeShift_#t~ret72, timeShift_#t~ret73, timeShift_#t~ret74, timeShift_#t~ret75, timeShift_#t~ret76, timeShift_#t~ret77, timeShift_#t~ret78, timeShift_#t~ret79, timeShift_~tmp~20, timeShift_~tmp___0~9, timeShift_~tmp___1~5, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~20;havoc timeShift_~tmp___0~9;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret53, stopRequestedAtCurrentFloor_#t~ret54, stopRequestedAtCurrentFloor_#t~ret55, stopRequestedAtCurrentFloor_#t~ret56, stopRequestedAtCurrentFloor_~retValue_acc~22, stopRequestedAtCurrentFloor_~tmp~18, stopRequestedAtCurrentFloor_~tmp___0~7;havoc stopRequestedAtCurrentFloor_~retValue_acc~22;havoc stopRequestedAtCurrentFloor_~tmp~18;havoc stopRequestedAtCurrentFloor_~tmp___0~7;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 67149#L267-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 67150#L294-30 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 67341#L2944-3 stopRequestedAtCurrentFloor_#t~ret53 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~18 := stopRequestedAtCurrentFloor_#t~ret53;havoc stopRequestedAtCurrentFloor_#t~ret53; 67342#L2329-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~18;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 77905#L1660-4 stopRequestedAtCurrentFloor_#t~ret54 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~7 := stopRequestedAtCurrentFloor_#t~ret54;havoc stopRequestedAtCurrentFloor_#t~ret54; 77904#L2333-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7);stopRequestedAtCurrentFloor_~retValue_acc~22 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~22; 66768#L2346-1 timeShift_#t~ret69 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret69;havoc timeShift_#t~ret69; 75467#L2481-1 assume !(0 != timeShift_~tmp___9~2); 78131#L2572-3 assume !(1 == ~doorState~0); 78132#L2572-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret47, stopRequestedInDirection_#t~ret48, stopRequestedInDirection_#t~ret49, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~19, stopRequestedInDirection_~tmp~15, stopRequestedInDirection_~tmp___0~5, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~19;havoc stopRequestedInDirection_~tmp~15;havoc stopRequestedInDirection_~tmp___0~5;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret127, isExecutiveFloorCalling_~retValue_acc~25;havoc isExecutiveFloorCalling_~retValue_acc~25;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~3;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~3; 78247#L267-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~3 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~3; 78248#L294-33 isExecutiveFloorCalling_#t~ret127 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~25 := isExecutiveFloorCalling_#t~ret127;havoc isExecutiveFloorCalling_#t~ret127;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~25; 78243#L2944-4 stopRequestedInDirection_#t~ret47 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~5 := stopRequestedInDirection_#t~ret47;havoc stopRequestedInDirection_#t~ret47; 78244#L2212-2 assume 0 != stopRequestedInDirection_~tmp___0~5;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 78242#L1660-5 stopRequestedInDirection_#t~ret48 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~15 := stopRequestedInDirection_#t~ret48;havoc stopRequestedInDirection_#t~ret48;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~15 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~19 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~19; 78241#L2225-2 timeShift_#t~ret76 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret76;havoc timeShift_#t~ret76; 78239#L2580-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret50, continueInDirection_~dir, continueInDirection_~tmp~16;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~16;~currentHeading~0 := continueInDirection_~dir; 78238#L2269-3 assume !(1 == ~currentHeading~0); 66589#L2279-9 assume !(0 == ~currentFloorID~0); 66590#L2279-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 75735#L2285-11 havoc __utac_acc__Specification1_spec__3_#t~ret22, __utac_acc__Specification1_spec__3_#t~ret23, __utac_acc__Specification1_spec__3_#t~ret24, __utac_acc__Specification1_spec__3_#t~ret25, __utac_acc__Specification1_spec__3_#t~ret26, __utac_acc__Specification1_spec__3_#t~ret27, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~9, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~9;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~11;havoc getCurrentFloorID_~retValue_acc~11;getCurrentFloorID_~retValue_acc~11 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~11; 75736#L1660-7 __utac_acc__Specification1_spec__3_#t~ret22 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~9 := __utac_acc__Specification1_spec__3_#t~ret22;havoc __utac_acc__Specification1_spec__3_#t~ret22;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~9; 75732#L1312-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 75730#L1313-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~12;havoc areDoorsOpen_~retValue_acc~12;areDoorsOpen_~retValue_acc~12 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~12; 75731#L1669-5 __utac_acc__Specification1_spec__3_#t~ret23 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret23;havoc __utac_acc__Specification1_spec__3_#t~ret23; 75727#L1317-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 65537#L1372-1 cleanup_~i~0 := 1 + cleanup_~i~0; 66027#L998-2 [2021-08-27 15:29:09,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:09,381 INFO L82 PathProgramCache]: Analyzing trace with hash -495156931, now seen corresponding path program 3 times [2021-08-27 15:29:09,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:09,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596859703] [2021-08-27 15:29:09,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:09,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:09,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:09,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:29:09,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596859703] [2021-08-27 15:29:09,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596859703] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:29:09,431 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:29:09,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:29:09,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265315391] [2021-08-27 15:29:09,432 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:29:09,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:09,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1425173061, now seen corresponding path program 1 times [2021-08-27 15:29:09,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:29:09,433 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425428383] [2021-08-27 15:29:09,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:29:09,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:29:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:29:09,448 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 15:29:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:29:09,495 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 15:29:10,675 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 15:29:10,676 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 15:29:10,676 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 15:29:10,676 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 15:29:10,676 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-27 15:29:10,676 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:10,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 15:29:10,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 15:29:10,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product19.cil.c_Iteration4_Loop [2021-08-27 15:29:10,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 15:29:10,677 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 15:29:10,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:10,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:11,441 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 15:29:11,442 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-27 15:29:11,443 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,459 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-27 15:29:11,463 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,463 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,472 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:29:11,472 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:29:11,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:11,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-27 15:29:11,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,500 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:29:11,500 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:29:11,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-08-27 15:29:11,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,525 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-08-27 15:29:11,527 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,527 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,581 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:29:11,581 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret127=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret127=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:29:11,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:11,598 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,599 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-08-27 15:29:11,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,601 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,622 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:29:11,622 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~17=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~17=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:29:11,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:11,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,640 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-08-27 15:29:11,642 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,642 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,663 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:29:11,663 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret49=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret49=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:29:11,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:11,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,702 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-08-27 15:29:11,704 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,725 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:29:11,726 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:29:11,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:11,741 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,743 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-08-27 15:29:11,746 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,746 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,752 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:29:11,752 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Honda state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:29:11,770 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:11,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,772 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-27 15:29:11,775 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:29:11,775 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:11,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:11,799 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:11,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:11,800 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:11,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-27 15:29:11,802 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-27 15:29:11,802 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:29:12,223 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-27 15:29:12,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:12,226 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 15:29:12,226 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 15:29:12,226 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 15:29:12,226 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 15:29:12,226 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 15:29:12,226 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:12,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 15:29:12,226 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 15:29:12,226 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product19.cil.c_Iteration4_Loop [2021-08-27 15:29:12,226 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 15:29:12,226 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 15:29:12,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:29:12,899 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 15:29:12,902 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 15:29:12,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:12,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:12,907 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:12,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-27 15:29:12,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:12,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:12,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:12,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:12,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:12,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:12,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:12,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:12,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:12,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:12,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:12,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:12,965 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:12,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:12,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:12,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:12,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:12,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:12,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:12,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:12,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:12,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-27 15:29:12,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,005 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-08-27 15:29:13,005 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,006 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 15:29:13,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-27 15:29:13,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-08-27 15:29:13,037 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,038 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2021-08-27 15:29:13,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-27 15:29:13,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:13,064 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,065 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2021-08-27 15:29:13,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-27 15:29:13,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:13,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,094 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2021-08-27 15:29:13,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-27 15:29:13,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:13,173 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,189 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2021-08-27 15:29:13,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-27 15:29:13,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:13,268 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,281 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2021-08-27 15:29:13,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-27 15:29:13,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:13,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,314 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2021-08-27 15:29:13,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-27 15:29:13,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:29:13,342 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:13,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,343 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2021-08-27 15:29:13,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-27 15:29:13,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:29:13,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:29:13,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:29:13,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:29:13,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:29:13,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:29:13,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:29:13,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:29:13,354 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 15:29:13,383 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-08-27 15:29:13,383 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-08-27 15:29:13,384 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:29:13,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:29:13,397 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2021-08-27 15:29:13,446 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 15:29:13,446 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-08-27 15:29:13,446 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 15:29:13,447 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] [2021-08-27 15:29:13,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-27 15:29:13,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:13,465 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-08-27 15:29:13,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:29:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:13,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 15:29:13,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:29:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:29:13,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-27 15:29:13,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:29:13,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:29:14,014 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-08-27 15:29:14,015 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13524 states and 25115 transitions. cyclomatic complexity: 11593 Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 15:29:14,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-27 15:29:14,282 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13524 states and 25115 transitions. cyclomatic complexity: 11593. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 22593 states and 41943 transitions. Complement of second has 8 states. [2021-08-27 15:29:14,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-08-27 15:29:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 15:29:14,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4665 transitions. [2021-08-27 15:29:14,289 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4665 transitions. Stem has 50 letters. Loop has 39 letters. [2021-08-27 15:29:14,290 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:29:14,290 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4665 transitions. Stem has 89 letters. Loop has 39 letters. [2021-08-27 15:29:14,291 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:29:14,291 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4665 transitions. Stem has 50 letters. Loop has 78 letters. [2021-08-27 15:29:14,291 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:29:14,292 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22593 states and 41943 transitions. [2021-08-27 15:29:14,377 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:29:14,377 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22593 states to 0 states and 0 transitions. [2021-08-27 15:29:14,377 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 15:29:14,377 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 15:29:14,377 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 15:29:14,377 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:29:14,377 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:29:14,377 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:29:14,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:29:14,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 15:29:14,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 15:29:14,378 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 15:29:14,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:29:14,378 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-08-27 15:29:14,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-27 15:29:14,378 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-08-27 15:29:14,378 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:29:14,378 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-08-27 15:29:14,378 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 15:29:14,378 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 15:29:14,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 15:29:14,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:29:14,378 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:29:14,378 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:29:14,378 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:29:14,378 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-08-27 15:29:14,379 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 15:29:14,379 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:29:14,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 15:29:14,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 03:29:14 BoogieIcfgContainer [2021-08-27 15:29:14,382 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 15:29:14,383 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 15:29:14,383 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 15:29:14,383 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 15:29:14,383 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:29:03" (3/4) ... [2021-08-27 15:29:14,385 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 15:29:14,385 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 15:29:14,386 INFO L168 Benchmark]: Toolchain (without parser) took 15351.60 ms. Allocated memory was 52.4 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 27.2 MB in the beginning and 1.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 342.0 MB. Max. memory is 16.1 GB. [2021-08-27 15:29:14,386 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.8 MB in the beginning and 34.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 15:29:14,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.01 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 27.0 MB in the beginning and 36.5 MB in the end (delta: -9.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-08-27 15:29:14,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.23 ms. Allocated memory is still 67.1 MB. Free memory was 36.5 MB in the beginning and 27.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2021-08-27 15:29:14,387 INFO L168 Benchmark]: Boogie Preprocessor took 173.09 ms. Allocated memory was 67.1 MB in the beginning and 113.2 MB in the end (delta: 46.1 MB). Free memory was 27.2 MB in the beginning and 71.6 MB in the end (delta: -44.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2021-08-27 15:29:14,387 INFO L168 Benchmark]: RCFGBuilder took 3355.89 ms. Allocated memory was 113.2 MB in the beginning and 255.9 MB in the end (delta: 142.6 MB). Free memory was 71.2 MB in the beginning and 100.0 MB in the end (delta: -28.8 MB). Peak memory consumption was 167.1 MB. Max. memory is 16.1 GB. [2021-08-27 15:29:14,387 INFO L168 Benchmark]: BuchiAutomizer took 10991.10 ms. Allocated memory was 255.9 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 98.9 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 207.7 MB. Max. memory is 16.1 GB. [2021-08-27 15:29:14,388 INFO L168 Benchmark]: Witness Printer took 2.06 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 15:29:14,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.8 MB in the beginning and 34.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 669.01 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 27.0 MB in the beginning and 36.5 MB in the end (delta: -9.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 153.23 ms. Allocated memory is still 67.1 MB. Free memory was 36.5 MB in the beginning and 27.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 173.09 ms. Allocated memory was 67.1 MB in the beginning and 113.2 MB in the end (delta: 46.1 MB). Free memory was 27.2 MB in the beginning and 71.6 MB in the end (delta: -44.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3355.89 ms. Allocated memory was 113.2 MB in the beginning and 255.9 MB in the end (delta: 142.6 MB). Free memory was 71.2 MB in the beginning and 100.0 MB in the end (delta: -28.8 MB). Peak memory consumption was 167.1 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10991.10 ms. Allocated memory was 255.9 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 98.9 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 207.7 MB. Max. memory is 16.1 GB. * Witness Printer took 2.06 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.9s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 2.3s. Büchi inclusion checks took 2.4s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 599.0ms AutomataMinimizationTime, 3 MinimizatonAttempts, 32282 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had 13524 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23011 SDtfs, 80262 SDslu, 60275 SDs, 0 SdLazy, 2641 SolverSat, 719 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2386.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-08-27 15:29:14,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...