./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f4b24e32 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_spec14_product32.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 5ead0301c8481fccc00f115bae086423ed9e315d4392b2a0732a4d381346437b --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 15:43:39,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 15:43:39,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 15:43:39,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 15:43:39,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 15:43:39,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 15:43:39,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 15:43:39,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 15:43:39,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 15:43:39,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 15:43:39,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 15:43:39,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 15:43:39,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 15:43:39,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 15:43:39,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 15:43:39,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 15:43:39,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 15:43:39,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 15:43:39,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 15:43:39,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 15:43:39,486 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 15:43:39,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 15:43:39,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 15:43:39,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 15:43:39,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 15:43:39,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 15:43:39,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 15:43:39,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 15:43:39,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 15:43:39,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 15:43:39,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 15:43:39,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 15:43:39,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 15:43:39,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 15:43:39,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 15:43:39,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 15:43:39,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 15:43:39,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 15:43:39,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 15:43:39,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 15:43:39,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 15:43:39,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 15:43:39,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-14 15:43:39,529 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 15:43:39,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 15:43:39,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 15:43:39,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 15:43:39,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 15:43:39,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 15:43:39,531 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 15:43:39,531 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 15:43:39,532 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 15:43:39,532 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 15:43:39,532 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 15:43:39,533 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 15:43:39,533 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 15:43:39,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 15:43:39,533 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 15:43:39,533 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 15:43:39,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 15:43:39,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 15:43:39,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 15:43:39,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 15:43:39,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 15:43:39,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 15:43:39,534 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 15:43:39,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 15:43:39,534 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 15:43:39,535 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 15:43:39,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 15:43:39,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 15:43:39,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 15:43:39,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 15:43:39,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 15:43:39,537 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 15:43:39,538 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ead0301c8481fccc00f115bae086423ed9e315d4392b2a0732a4d381346437b [2022-07-14 15:43:39,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 15:43:39,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 15:43:39,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 15:43:39,758 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 15:43:39,758 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 15:43:39,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c [2022-07-14 15:43:39,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aaf8a4f1/61138671d41b494a945e897677139784/FLAG58687a2e4 [2022-07-14 15:43:40,287 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 15:43:40,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c [2022-07-14 15:43:40,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aaf8a4f1/61138671d41b494a945e897677139784/FLAG58687a2e4 [2022-07-14 15:43:40,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aaf8a4f1/61138671d41b494a945e897677139784 [2022-07-14 15:43:40,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 15:43:40,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 15:43:40,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 15:43:40,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 15:43:40,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 15:43:40,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:43:40" (1/1) ... [2022-07-14 15:43:40,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@575bae58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:40, skipping insertion in model container [2022-07-14 15:43:40,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:43:40" (1/1) ... [2022-07-14 15:43:40,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 15:43:40,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 15:43:41,053 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c[71521,71534] [2022-07-14 15:43:41,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:43:41,064 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 15:43:41,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c[71521,71534] [2022-07-14 15:43:41,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:43:41,191 INFO L208 MainTranslator]: Completed translation [2022-07-14 15:43:41,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41 WrapperNode [2022-07-14 15:43:41,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 15:43:41,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 15:43:41,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 15:43:41,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 15:43:41,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:41,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:41,843 INFO L137 Inliner]: procedures = 96, calls = 348, calls flagged for inlining = 200, calls inlined = 2031, statements flattened = 67604 [2022-07-14 15:43:41,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 15:43:41,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 15:43:41,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 15:43:41,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 15:43:41,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:41,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:42,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:42,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:42,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:42,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:42,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:43,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 15:43:43,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 15:43:43,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 15:43:43,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 15:43:43,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (1/1) ... [2022-07-14 15:43:43,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:43:43,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:43:43,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:43:43,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-14 15:43:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 15:43:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 15:43:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 15:43:43,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 15:43:43,349 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 15:43:43,350 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 15:43:57,623 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 15:43:57,708 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 15:43:57,708 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 15:43:57,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:43:57 BoogieIcfgContainer [2022-07-14 15:43:57,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 15:43:57,725 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 15:43:57,725 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 15:43:57,727 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 15:43:57,728 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:43:57,728 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 03:43:40" (1/3) ... [2022-07-14 15:43:57,729 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3711377a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:43:57, skipping insertion in model container [2022-07-14 15:43:57,729 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:43:57,729 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:43:41" (2/3) ... [2022-07-14 15:43:57,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3711377a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:43:57, skipping insertion in model container [2022-07-14 15:43:57,730 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:43:57,730 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:43:57" (3/3) ... [2022-07-14 15:43:57,731 INFO L354 chiAutomizerObserver]: Analyzing ICFG elevator_spec14_product32.cil.c [2022-07-14 15:43:57,928 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 15:43:57,928 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 15:43:57,928 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 15:43:57,928 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 15:43:57,928 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 15:43:57,928 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 15:43:57,929 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 15:43:57,929 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 15:43:57,973 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17741 states, 17740 states have (on average 1.873337091319053) internal successors, (33233), 17740 states have internal predecessors, (33233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:43:58,223 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3564 [2022-07-14 15:43:58,223 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:43:58,223 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:43:58,246 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:43:58,246 INFO L180 hiAutomatonCegarLoop]: 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] [2022-07-14 15:43:58,246 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 15:43:58,282 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17741 states, 17740 states have (on average 1.873337091319053) internal successors, (33233), 17740 states have internal predecessors, (33233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:43:58,440 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3564 [2022-07-14 15:43:58,441 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:43:58,441 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:43:58,450 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:43:58,450 INFO L180 hiAutomatonCegarLoop]: 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] [2022-07-14 15:43:58,463 INFO L752 eck$LassoCheckResult]: Stem: 7107#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 4222#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 9255#L934true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 14264#L927true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 12685#L942true main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 8933#L532true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 9282#L506true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 2419#L95true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 10951#L120true bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 5622#L1402true assume 0 == initPersonOnFloor_~floor#1; 907#L1403true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 8699#L1510-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 12561#L1194true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 427#L1206-2true assume { :end_inline_callOnFloor } true; 17392#L1546true assume { :end_inline_initPersonOnFloor } true; 11192#L306true assume { :end_inline_bigMacCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 15065#L1966true timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 17661#L2977true assume 0 != timeShift_~tmp~28#1; 305#L2978true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 9932#L2977-1true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 15876#L1131-130true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 10112#L1158-130true isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 12633#L3357-6true __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 8946#L3390true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 944#L3390-1true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 14670#L2995true assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 10770#L1966-2true timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 4760#L2977-2true assume 0 != timeShift_~tmp~28#1; 3241#L2978-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 5983#L2977-3true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 13848#L1131-261true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 16656#L1158-261true isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 6715#L3357-13true __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 1682#L3390-2true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 275#L3390-3true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 16091#L2995-1true assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 1018#L1966-4true timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 5263#L2977-4true assume 0 != timeShift_~tmp~28#1; 13267#L2978-6true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 9036#L2977-5true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 12434#L1131-392true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 13799#L1158-392true isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 17442#L3357-20true __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 11152#L3390-4true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 10040#L3390-5true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 5373#L2995-2true assume { :end_inline_timeShift } true; 1641#L319true assume { :end_inline_threeTS } true;assume { :begin_inline_bobCall } true;havoc bobCall_#t~ret5#1, bobCall_~tmp~0#1;havoc bobCall_~tmp~0#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 0;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 111#L95-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 14149#L120-1true bobCall_#t~ret5#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bobCall_~tmp~0#1 := bobCall_#t~ret5#1;havoc bobCall_#t~ret5#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 0, bobCall_~tmp~0#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 3935#L1402-1true assume 0 == initPersonOnFloor_~floor#1; 13020#L1403-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 4743#L1510-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 14007#L1194-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 6353#L1206-5true assume { :end_inline_callOnFloor } true; 6206#L1546-1true assume { :end_inline_initPersonOnFloor } true; 4262#L251true assume { :end_inline_bobCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 15057#L1966-6true timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 10130#L2977-6true assume 0 != timeShift_~tmp~28#1; 7455#L2978-9true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 17549#L2977-7true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 17196#L1131-523true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 15069#L1158-523true isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 3028#L3357-27true __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 7273#L3390-6true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 1825#L3390-7true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 9504#L2995-3true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 13204#L336-2true [2022-07-14 15:43:58,464 INFO L754 eck$LassoCheckResult]: Loop: 13204#L336-2true assume !false; 9085#L337true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 7965#L340true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 14257#L1784true cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 12222#L344true assume 1 != cleanup_~tmp___0~0#1; 15009#L344-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret56#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~18#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~18#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret51#1, anyStopRequested_#t~ret52#1, anyStopRequested_#t~ret53#1, anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~17#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~17#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 6132#L1131-524true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 2575#L1158-524true anyStopRequested_#t~ret51#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret51#1;havoc anyStopRequested_#t~ret51#1; 12338#L2065true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 16686#L2129true isIdle_#t~ret56#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~18#1 := isIdle_#t~ret56#1;havoc isIdle_#t~ret56#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~18#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 12503#L2142true cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 7373#L356true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 5086#L1966-8true timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 16247#L2977-8true assume 0 != timeShift_~tmp~28#1; 12241#L2978-12true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3711#L2977-9true assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 14628#L1131-659true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 329#L1158-659true isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 5891#L3357-34true __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 11232#L3390-8true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 5667#L3390-9true assume { :end_inline___utac_acc__Specification14_spec__1 } true; 14870#L2995-4true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 13204#L336-2true [2022-07-14 15:43:58,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:43:58,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1849325326, now seen corresponding path program 1 times [2022-07-14 15:43:58,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:43:58,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237531939] [2022-07-14 15:43:58,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:43:58,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:43:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:43:58,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:43:58,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:43:58,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237531939] [2022-07-14 15:43:58,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237531939] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:43:58,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:43:58,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:43:58,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528233250] [2022-07-14 15:43:58,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:43:58,726 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:43:58,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:43:58,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1270476176, now seen corresponding path program 1 times [2022-07-14 15:43:58,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:43:58,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056520783] [2022-07-14 15:43:58,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:43:58,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:43:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:43:58,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:43:58,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:43:58,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056520783] [2022-07-14 15:43:58,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056520783] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:43:58,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:43:58,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-14 15:43:58,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115082366] [2022-07-14 15:43:58,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:43:58,794 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-14 15:43:58,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:43:58,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 15:43:58,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-14 15:43:58,853 INFO L87 Difference]: Start difference. First operand has 17741 states, 17740 states have (on average 1.873337091319053) internal successors, (33233), 17740 states have internal predecessors, (33233), 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 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:44:22,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:44:22,513 INFO L93 Difference]: Finished difference Result 238495 states and 445021 transitions. [2022-07-14 15:44:22,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-07-14 15:44:22,517 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 238495 states and 445021 transitions. [2022-07-14 15:44:23,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 82276 [2022-07-14 15:44:25,074 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 238495 states to 238338 states and 444837 transitions. [2022-07-14 15:44:25,075 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 238338 [2022-07-14 15:44:25,251 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 238338 [2022-07-14 15:44:25,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 238338 states and 444837 transitions. [2022-07-14 15:44:25,490 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:44:25,490 INFO L369 hiAutomatonCegarLoop]: Abstraction has 238338 states and 444837 transitions. [2022-07-14 15:44:25,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238338 states and 444837 transitions. [2022-07-14 15:44:26,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238338 to 35412. [2022-07-14 15:44:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35412 states, 35412 states have (on average 1.8731221055009601) internal successors, (66331), 35411 states have internal predecessors, (66331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:44:27,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35412 states to 35412 states and 66331 transitions. [2022-07-14 15:44:27,118 INFO L392 hiAutomatonCegarLoop]: Abstraction has 35412 states and 66331 transitions. [2022-07-14 15:44:27,118 INFO L374 stractBuchiCegarLoop]: Abstraction has 35412 states and 66331 transitions. [2022-07-14 15:44:27,118 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 15:44:27,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35412 states and 66331 transitions. [2022-07-14 15:44:27,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7131 [2022-07-14 15:44:27,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:44:27,215 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:44:27,219 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:44:27,220 INFO L180 hiAutomatonCegarLoop]: 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] [2022-07-14 15:44:27,220 INFO L752 eck$LassoCheckResult]: Stem: 268656#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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; 264707#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~4#1, main_~tmp~8#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 264708#L934 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 270886#L927 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1; 273387#L942 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 270613#L532 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 270614#L506 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 261630#L95 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 257977#L120 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 266757#L1402 assume 0 == initPersonOnFloor_~floor#1; 258565#L1403 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 256546#L1510-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 270386#L1194 assume !(0 == callOnFloor_~floorID#1); 266955#L1197 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 257420#L1206-2 assume { :end_inline_callOnFloor } true; 257421#L1546 assume { :end_inline_initPersonOnFloor } true; 272421#L306 assume { :end_inline_bigMacCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 272422#L1966 timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 274909#L2977 assume 0 != timeShift_~tmp~28#1; 274910#L2978 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 274935#L2977-1 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 274618#L1131-130 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 256852#L1158-130 isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 271563#L3357-6 __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 273357#L3390 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 258648#L3390-1 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 258649#L2995 assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 272100#L1966-2 timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 265556#L2977-2 assume 0 != timeShift_~tmp~28#1; 263105#L2978-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 263106#L2977-3 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 273920#L1131-261 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 267471#L1158-261 isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 268189#L3357-13 __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 268190#L3390-2 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 257039#L3390-3 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 257040#L2995-1 assume { :end_inline_timeShift } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 258815#L1966-4 timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 258816#L2977-4 assume 0 != timeShift_~tmp~28#1; 266279#L2978-6 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 274924#L2977-5 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 273232#L1131-392 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 264526#L1158-392 isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 273910#L3357-20 __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 274889#L3390-4 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 266879#L3390-5 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 266441#L2995-2 assume { :end_inline_timeShift } true; 260107#L319 assume { :end_inline_threeTS } true;assume { :begin_inline_bobCall } true;havoc bobCall_#t~ret5#1, bobCall_~tmp~0#1;havoc bobCall_~tmp~0#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 0;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~1#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~1#1; 256601#L95-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~1#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~1#1; 256602#L120-1 bobCall_#t~ret5#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bobCall_~tmp~0#1 := bobCall_#t~ret5#1;havoc bobCall_#t~ret5#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 0, bobCall_~tmp~0#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 264244#L1402-1 assume 0 == initPersonOnFloor_~floor#1; 264245#L1403-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 256829#L1510-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 265524#L1194-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 269463#L1206-5 assume { :end_inline_callOnFloor } true; 267549#L1546-1 assume { :end_inline_initPersonOnFloor } true; 267550#L251 assume { :end_inline_bobCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 274403#L1966-6 timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 274404#L2977-6 assume 0 != timeShift_~tmp~28#1; 269051#L2978-9 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 256951#L2977-7 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 274899#L1131-523 assume !(0 == isFloorCalling_~floorID#1); 274927#L1135-523 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 288241#L1158-523 isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 288240#L3357-27 __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 288239#L3390-6 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 288238#L3390-7 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 288236#L2995-3 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 288235#L336-2 [2022-07-14 15:44:27,221 INFO L754 eck$LassoCheckResult]: Loop: 288235#L336-2 assume !false; 288234#L337 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 287270#L340 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 274116#L1784 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 273094#L344 assume 1 != cleanup_~tmp___0~0#1; 273095#L344-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret56#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~18#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~18#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret51#1, anyStopRequested_#t~ret52#1, anyStopRequested_#t~ret53#1, anyStopRequested_#t~ret54#1, anyStopRequested_#t~ret55#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~17#1, anyStopRequested_~tmp___0~4#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~17#1;havoc anyStopRequested_~tmp___0~4#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 267447#L1131-524 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 261924#L1158-524 anyStopRequested_#t~ret51#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret51#1;havoc anyStopRequested_#t~ret51#1; 261925#L2065 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 257972#L2129 isIdle_#t~ret56#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~18#1 := isIdle_#t~ret56#1;havoc isIdle_#t~ret56#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~18#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 273276#L2142 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 268969#L356 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108#1, timeShift_~tmp~28#1;havoc timeShift_~tmp~28#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 266036#L1966-8 timeShift_#t~ret108#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~28#1 := timeShift_#t~ret108#1;havoc timeShift_#t~ret108#1; 266037#L2977-8 assume 0 != timeShift_~tmp~28#1; 274696#L2978-12 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 288252#L2977-9 assume { :begin_inline___utac_acc__Specification14_spec__1 } true;havoc __utac_acc__Specification14_spec__1_#t~ret138#1, __utac_acc__Specification14_spec__1_#t~ret139#1, __utac_acc__Specification14_spec__1_#t~ret140#1, __utac_acc__Specification14_spec__1_#t~ret141#1, __utac_acc__Specification14_spec__1_~tmp~31#1, __utac_acc__Specification14_spec__1_~tmp___0~13#1, __utac_acc__Specification14_spec__1_~tmp___1~8#1, __utac_acc__Specification14_spec__1_~tmp___2~6#1;havoc __utac_acc__Specification14_spec__1_~tmp~31#1;havoc __utac_acc__Specification14_spec__1_~tmp___0~13#1;havoc __utac_acc__Specification14_spec__1_~tmp___1~8#1;havoc __utac_acc__Specification14_spec__1_~tmp___2~6#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret137#1, isExecutiveFloorCalling_~retValue_acc~30#1;havoc isExecutiveFloorCalling_~retValue_acc~30#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~10#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~10#1; 274239#L1131-659 assume !(0 == isFloorCalling_~floorID#1); 274241#L1135-659 assume 1 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~10#1 := ~calls_1~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~10#1; 288248#L1158-659 isExecutiveFloorCalling_#t~ret137#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~30#1 := isExecutiveFloorCalling_#t~ret137#1;havoc isExecutiveFloorCalling_#t~ret137#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~30#1; 288247#L3357-34 __utac_acc__Specification14_spec__1_#t~ret138#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;__utac_acc__Specification14_spec__1_~tmp___2~6#1 := __utac_acc__Specification14_spec__1_#t~ret138#1;havoc __utac_acc__Specification14_spec__1_#t~ret138#1; 288246#L3390-8 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6#1); 288245#L3390-9 assume { :end_inline___utac_acc__Specification14_spec__1 } true; 288237#L2995-4 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 288235#L336-2 [2022-07-14 15:44:27,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:44:27,221 INFO L85 PathProgramCache]: Analyzing trace with hash -846593910, now seen corresponding path program 1 times [2022-07-14 15:44:27,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:44:27,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90878971] [2022-07-14 15:44:27,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:44:27,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:44:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:44:27,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:44:27,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:44:27,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90878971] [2022-07-14 15:44:27,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90878971] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:44:27,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:44:27,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:44:27,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898509691] [2022-07-14 15:44:27,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:44:27,267 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:44:27,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:44:27,268 INFO L85 PathProgramCache]: Analyzing trace with hash 498457030, now seen corresponding path program 1 times [2022-07-14 15:44:27,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:44:27,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538146342] [2022-07-14 15:44:27,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:44:27,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:44:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:44:27,274 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:44:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:44:27,293 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:44:27,582 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:44:27,583 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:44:27,583 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:44:27,583 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:44:27,583 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:44:27,583 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:27,584 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:44:27,584 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:44:27,584 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product32.cil.c_Iteration2_Loop [2022-07-14 15:44:27,584 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:44:27,584 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:44:27,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:44:27,895 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:44:27,895 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:44:27,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:27,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:27,898 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:27,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-14 15:44:27,902 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:44:27,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:44:27,912 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:44:27,912 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret54#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret54#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:44:27,928 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-14 15:44:27,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:27,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:27,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:27,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-14 15:44:27,931 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:44:27,931 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:44:27,943 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:44:27,944 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret12#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret12#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:44:27,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-14 15:44:27,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:27,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:27,977 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:27,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-14 15:44:27,984 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:44:27,984 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:44:28,017 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:44:28,017 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___3~0#1=7, ~calls_0~0=7} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___3~0#1=7, ~calls_0~0=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:44:28,040 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-14 15:44:28,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:28,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:28,048 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:28,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-14 15:44:28,064 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:44:28,064 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:44:28,079 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:44:28,079 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___2~6#1=0, ULTIMATE.start_isExecutiveFloorCalling_~retValue_acc~30#1=0, ~calls_1~0=0, ULTIMATE.start_isFloorCalling_#res#1=0, ULTIMATE.start_isFloorCalling_~retValue_acc~10#1=0, ULTIMATE.start_isExecutiveFloorCalling_#res#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___2~6#1=0, ULTIMATE.start_isExecutiveFloorCalling_~retValue_acc~30#1=0, ~calls_1~0=0, ULTIMATE.start_isFloorCalling_#res#1=0, ULTIMATE.start_isFloorCalling_~retValue_acc~10#1=0, ULTIMATE.start_isExecutiveFloorCalling_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:44:28,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-14 15:44:28,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:28,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:28,098 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:28,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-14 15:44:28,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:44:28,101 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:44:28,111 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:44:28,111 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~3#1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:44:28,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-14 15:44:28,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:28,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:28,130 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:28,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-14 15:44:28,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:44:28,133 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:44:28,147 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:44:28,147 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret56#1=0} Honda state: {ULTIMATE.start_isIdle_#t~ret56#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:44:28,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-14 15:44:28,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:28,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:28,164 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:28,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-14 15:44:28,166 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:44:28,166 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:44:28,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-14 15:44:28,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:44:28,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:44:28,199 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:44:28,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-14 15:44:28,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:44:28,202 INFO L160 nArgumentSynthesizer]: Using integer mode.