./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product20.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 3f11976cf57fe8d65e71fe2317840ceb817472b70b756607274947c31f43df4d --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 02:24:11,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 02:24:11,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 02:24:11,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 02:24:11,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 02:24:11,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 02:24:11,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 02:24:11,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 02:24:11,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 02:24:11,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 02:24:11,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 02:24:11,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 02:24:11,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 02:24:11,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 02:24:11,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 02:24:11,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 02:24:11,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 02:24:11,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 02:24:11,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 02:24:11,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 02:24:11,396 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 02:24:11,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 02:24:11,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 02:24:11,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 02:24:11,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 02:24:11,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 02:24:11,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 02:24:11,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 02:24:11,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 02:24:11,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 02:24:11,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 02:24:11,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 02:24:11,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 02:24:11,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 02:24:11,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 02:24:11,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 02:24:11,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 02:24:11,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 02:24:11,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 02:24:11,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 02:24:11,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 02:24:11,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 02:24:11,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-22 02:24:11,443 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 02:24:11,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 02:24:11,444 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 02:24:11,444 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 02:24:11,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 02:24:11,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 02:24:11,446 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 02:24:11,446 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 02:24:11,446 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 02:24:11,447 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 02:24:11,447 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 02:24:11,447 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 02:24:11,447 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 02:24:11,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 02:24:11,448 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 02:24:11,448 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 02:24:11,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 02:24:11,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 02:24:11,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 02:24:11,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 02:24:11,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 02:24:11,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 02:24:11,449 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 02:24:11,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 02:24:11,449 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 02:24:11,449 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 02:24:11,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 02:24:11,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 02:24:11,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 02:24:11,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 02:24:11,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 02:24:11,451 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 02:24:11,452 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f11976cf57fe8d65e71fe2317840ceb817472b70b756607274947c31f43df4d [2022-07-22 02:24:11,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 02:24:11,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 02:24:11,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 02:24:11,753 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 02:24:11,753 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 02:24:11,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product20.cil.c [2022-07-22 02:24:11,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2522dd8e/53eb85df8a6441eea6c55362aae19909/FLAG39c1bf417 [2022-07-22 02:24:12,316 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 02:24:12,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product20.cil.c [2022-07-22 02:24:12,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2522dd8e/53eb85df8a6441eea6c55362aae19909/FLAG39c1bf417 [2022-07-22 02:24:12,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2522dd8e/53eb85df8a6441eea6c55362aae19909 [2022-07-22 02:24:12,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 02:24:12,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 02:24:12,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 02:24:12,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 02:24:12,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 02:24:12,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:24:12" (1/1) ... [2022-07-22 02:24:12,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@321de938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:12, skipping insertion in model container [2022-07-22 02:24:12,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:24:12" (1/1) ... [2022-07-22 02:24:12,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 02:24:12,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 02:24:13,024 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_spec1_product20.cil.c[45414,45427] [2022-07-22 02:24:13,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 02:24:13,100 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 02:24:13,165 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_spec1_product20.cil.c[45414,45427] [2022-07-22 02:24:13,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 02:24:13,219 INFO L208 MainTranslator]: Completed translation [2022-07-22 02:24:13,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13 WrapperNode [2022-07-22 02:24:13,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 02:24:13,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 02:24:13,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 02:24:13,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 02:24:13,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,407 INFO L137 Inliner]: procedures = 96, calls = 347, calls flagged for inlining = 199, calls inlined = 556, statements flattened = 17135 [2022-07-22 02:24:13,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 02:24:13,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 02:24:13,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 02:24:13,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 02:24:13,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 02:24:13,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 02:24:13,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 02:24:13,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 02:24:13,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (1/1) ... [2022-07-22 02:24:13,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:13,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:13,786 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) [2022-07-22 02:24:13,819 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 [2022-07-22 02:24:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 02:24:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 02:24:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 02:24:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 02:24:13,994 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 02:24:13,996 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 02:24:18,645 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 02:24:18,671 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 02:24:18,672 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 02:24:18,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:24:18 BoogieIcfgContainer [2022-07-22 02:24:18,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 02:24:18,677 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 02:24:18,677 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 02:24:18,679 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 02:24:18,680 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 02:24:18,680 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 02:24:12" (1/3) ... [2022-07-22 02:24:18,681 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7601834f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 02:24:18, skipping insertion in model container [2022-07-22 02:24:18,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 02:24:18,681 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:24:13" (2/3) ... [2022-07-22 02:24:18,681 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7601834f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 02:24:18, skipping insertion in model container [2022-07-22 02:24:18,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 02:24:18,681 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:24:18" (3/3) ... [2022-07-22 02:24:18,682 INFO L354 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product20.cil.c [2022-07-22 02:24:18,806 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 02:24:18,806 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-22 02:24:18,806 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 02:24:18,806 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 02:24:18,806 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 02:24:18,806 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-22 02:24:18,807 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 02:24:18,807 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 02:24:18,830 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4876 states, 4875 states have (on average 1.8668717948717948) internal successors, (9101), 4875 states have internal predecessors, (9101), 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) [2022-07-22 02:24:18,959 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2390 [2022-07-22 02:24:18,959 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:24:18,960 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:24:18,977 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] [2022-07-22 02:24:18,977 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] [2022-07-22 02:24:18,977 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 02:24:18,989 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4876 states, 4875 states have (on average 1.8668717948717948) internal successors, (9101), 4875 states have internal predecessors, (9101), 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) [2022-07-22 02:24:19,037 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2390 [2022-07-22 02:24:19,037 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 02:24:19,038 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 02:24:19,040 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] [2022-07-22 02:24:19,040 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] [2022-07-22 02:24:19,045 INFO L752 eck$LassoCheckResult]: Stem: 3065#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(25, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12;~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;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 4755#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret129#1, main_~retValue_acc~26#1, main_~tmp~27#1;havoc main_~retValue_acc~26#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 397#L2047true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4876#L2040true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~21#1;havoc valid_product_~retValue_acc~21#1;valid_product_~retValue_acc~21#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~21#1; 1679#L2055true main_#t~ret129#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret129#1;havoc main_#t~ret129#1; 4009#L3167true assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 2374#L3140true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 3751#L3195true assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret122#1, bigMacCall_~tmp~24#1;havoc bigMacCall_~tmp~24#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~28#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~28#1; 3575#L3405true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~28#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~28#1; 2720#L3430true bigMacCall_#t~ret122#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~24#1 := bigMacCall_#t~ret122#1;havoc bigMacCall_#t~ret122#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~24#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1702#L2521true assume 0 == initPersonOnFloor_~floor#1; 1267#L2522true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1782#L2629-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 500#L3202true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 1310#L3214-2true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 2788#L2313true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 3857#L2325-2true assume { :end_inline_callOnFloor } true; 2339#L2665true assume { :end_inline_initPersonOnFloor } true; 1295#L2945true assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret119#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~28#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~28#1; 3508#L3405-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~28#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~28#1; 437#L3430-1true angelinaCall_#t~ret119#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret119#1;havoc angelinaCall_#t~ret119#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 3989#L2521-1true assume 0 == initPersonOnFloor_~floor#1; 4667#L2522-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2279#L2629-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 2813#L3202-2true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 167#L3214-5true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 2853#L2313-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 4316#L2325-5true assume { :end_inline_callOnFloor } true; 1346#L2665-1true assume { :end_inline_initPersonOnFloor } true; 3169#L2912true assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret123#1, cleanup_#t~ret124#1, cleanup_~i~3#1, cleanup_~tmp~25#1, cleanup_~tmp___0~10#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~25#1;havoc cleanup_~tmp___0~10#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret56#1, timeShift_~tmp~11#1;havoc timeShift_~tmp~11#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 1567#L303true timeShift_#t~ret56#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~11#1 := timeShift_#t~ret56#1;havoc timeShift_#t~ret56#1; 988#L1246true assume 0 != timeShift_~tmp~11#1; 1534#L1247true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 456#L1246-1true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret130#1, __utac_acc__Specification1_spec__3_#t~ret131#1, __utac_acc__Specification1_spec__3_#t~ret132#1, __utac_acc__Specification1_spec__3_#t~ret133#1, __utac_acc__Specification1_spec__3_#t~ret134#1, __utac_acc__Specification1_spec__3_#t~ret135#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~28#1, __utac_acc__Specification1_spec__3_~tmp___0~12#1, __utac_acc__Specification1_spec__3_~tmp___1~8#1, __utac_acc__Specification1_spec__3_~tmp___2~6#1, __utac_acc__Specification1_spec__3_~tmp___3~5#1, __utac_acc__Specification1_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~28#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 2131#L294-6true __utac_acc__Specification1_spec__3_#t~ret130#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~28#1 := __utac_acc__Specification1_spec__3_#t~ret130#1;havoc __utac_acc__Specification1_spec__3_#t~ret130#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~28#1; 2522#L3240true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 1685#L3241true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 3338#L303-1true __utac_acc__Specification1_spec__3_#t~ret131#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~3#1 := __utac_acc__Specification1_spec__3_#t~ret131#1;havoc __utac_acc__Specification1_spec__3_#t~ret131#1; 3813#L3245true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3#1;~landingButtons_spc1_0~0 := 0; 238#L3300true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 4617#L1264true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 4138#L2972-2true [2022-07-22 02:24:19,045 INFO L754 eck$LassoCheckResult]: Loop: 4138#L2972-2true assume !false; 3004#L2973true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 3556#L2976true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~0#1;havoc isBlocked_~retValue_acc~0#1;isBlocked_~retValue_acc~0#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~0#1; 995#L141true cleanup_#t~ret123#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~10#1 := cleanup_#t~ret123#1;havoc cleanup_#t~ret123#1; 2124#L2980true assume 1 != cleanup_~tmp___0~10#1; 2439#L2980-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret11#1, isIdle_~retValue_acc~7#1, isIdle_~tmp~3#1;havoc isIdle_~retValue_acc~7#1;havoc isIdle_~tmp~3#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret6#1, anyStopRequested_#t~ret7#1, anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_~retValue_acc~6#1, anyStopRequested_~tmp~2#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~6#1;havoc anyStopRequested_~tmp~2#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#1;havoc anyStopRequested_~tmp___2~0#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~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; 4231#L2245-50true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; 1276#L2272-50true anyStopRequested_#t~ret6#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret6#1;havoc anyStopRequested_#t~ret6#1; 1979#L402true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~6#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~6#1; 3974#L466true isIdle_#t~ret11#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~3#1 := isIdle_#t~ret11#1;havoc isIdle_#t~ret11#1;isIdle_~retValue_acc~7#1 := (if 0 == isIdle_~tmp~3#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~7#1; 3011#L479true cleanup_#t~ret124#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~25#1 := cleanup_#t~ret124#1;havoc cleanup_#t~ret124#1; 1612#L2992true assume !(0 != cleanup_~tmp~25#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret56#1, timeShift_~tmp~11#1;havoc timeShift_~tmp~11#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 2498#L303-6true timeShift_#t~ret56#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~11#1 := timeShift_#t~ret56#1;havoc timeShift_#t~ret56#1; 2505#L1246-2true assume 0 != timeShift_~tmp~11#1; 4757#L1247-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 4244#L1246-3true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret130#1, __utac_acc__Specification1_spec__3_#t~ret131#1, __utac_acc__Specification1_spec__3_#t~ret132#1, __utac_acc__Specification1_spec__3_#t~ret133#1, __utac_acc__Specification1_spec__3_#t~ret134#1, __utac_acc__Specification1_spec__3_#t~ret135#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~28#1, __utac_acc__Specification1_spec__3_~tmp___0~12#1, __utac_acc__Specification1_spec__3_~tmp___1~8#1, __utac_acc__Specification1_spec__3_~tmp___2~6#1, __utac_acc__Specification1_spec__3_~tmp___3~5#1, __utac_acc__Specification1_spec__3_~tmp___4~3#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~28#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~8#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~6#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~5#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~3#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~1#1;havoc getCurrentFloorID_~retValue_acc~1#1;getCurrentFloorID_~retValue_acc~1#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~1#1; 3293#L294-13true __utac_acc__Specification1_spec__3_#t~ret130#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~28#1 := __utac_acc__Specification1_spec__3_#t~ret130#1;havoc __utac_acc__Specification1_spec__3_#t~ret130#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~28#1; 4698#L3240-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 3105#L3241-1true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~2#1;havoc areDoorsOpen_~retValue_acc~2#1;areDoorsOpen_~retValue_acc~2#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~2#1; 714#L303-7true __utac_acc__Specification1_spec__3_#t~ret131#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~3#1 := __utac_acc__Specification1_spec__3_#t~ret131#1;havoc __utac_acc__Specification1_spec__3_#t~ret131#1; 1402#L3245-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3#1;~landingButtons_spc1_0~0 := 0; 1288#L3300-1true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 54#L1264-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 4138#L2972-2true [2022-07-22 02:24:19,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:24:19,050 INFO L85 PathProgramCache]: Analyzing trace with hash 478846726, now seen corresponding path program 1 times [2022-07-22 02:24:19,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:24:19,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172803502] [2022-07-22 02:24:19,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:24:19,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:24:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 02:24:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 02:24:19,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 02:24:19,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172803502] [2022-07-22 02:24:19,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172803502] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 02:24:19,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 02:24:19,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 02:24:19,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926433478] [2022-07-22 02:24:19,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 02:24:19,254 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 02:24:19,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 02:24:19,254 INFO L85 PathProgramCache]: Analyzing trace with hash -187690439, now seen corresponding path program 1 times [2022-07-22 02:24:19,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 02:24:19,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026657567] [2022-07-22 02:24:19,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 02:24:19,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 02:24:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:24:19,266 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 02:24:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 02:24:19,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 02:24:19,706 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 02:24:19,707 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 02:24:19,707 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 02:24:19,707 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 02:24:19,707 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 02:24:19,708 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:19,708 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 02:24:19,708 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 02:24:19,708 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product20.cil.c_Iteration1_Loop [2022-07-22 02:24:19,708 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 02:24:19,708 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 02:24:19,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:19,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 02:24:20,149 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 02:24:20,152 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 02:24:20,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,163 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) [2022-07-22 02:24:20,173 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,173 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,184 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 [2022-07-22 02:24:20,209 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,209 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res#1=0, ULTIMATE.start_cleanup_~tmp~25#1=0} Honda state: {ULTIMATE.start_isIdle_#res#1=0, ULTIMATE.start_cleanup_~tmp~25#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-22 02:24:20,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,239 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) [2022-07-22 02:24:20,241 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 [2022-07-22 02:24:20,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,242 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,256 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,256 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret6#1=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,278 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 [2022-07-22 02:24:20,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,288 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) [2022-07-22 02:24:20,314 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,314 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,324 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 [2022-07-22 02:24:20,331 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,332 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___0~0#1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___0~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,356 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 [2022-07-22 02:24:20,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,358 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) [2022-07-22 02:24:20,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,379 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,388 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 [2022-07-22 02:24:20,395 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,396 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~7#1=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,415 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 [2022-07-22 02:24:20,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,418 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) [2022-07-22 02:24:20,419 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 [2022-07-22 02:24:20,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,444 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,444 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res#1=-7, ~doorState~0=-7, ULTIMATE.start_timeShift_~tmp~11#1=-7, ULTIMATE.start_areDoorsOpen_~retValue_acc~2#1=-7, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~3#1=-7} Honda state: {ULTIMATE.start_areDoorsOpen_#res#1=-7, ~doorState~0=-7, ULTIMATE.start_timeShift_~tmp~11#1=-7, ULTIMATE.start_areDoorsOpen_~retValue_acc~2#1=-7, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~3#1=-7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,462 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 [2022-07-22 02:24:20,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,464 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) [2022-07-22 02:24:20,465 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 [2022-07-22 02:24:20,467 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,467 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,489 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,489 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___2~0#1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___2~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,505 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 [2022-07-22 02:24:20,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,511 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) [2022-07-22 02:24:20,521 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 [2022-07-22 02:24:20,522 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,522 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,538 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,538 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret124#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret124#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,554 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 [2022-07-22 02:24:20,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,556 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) [2022-07-22 02:24:20,562 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 [2022-07-22 02:24:20,564 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,564 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,585 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 02:24:20,585 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret132#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret132#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 02:24:20,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-07-22 02:24:20,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,603 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:24:20,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-22 02:24:20,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 02:24:20,620 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 02:24:20,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-22 02:24:20,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 02:24:20,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 02:24:20,666 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 02:24:20,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-22 02:24:20,669 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 02:24:20,669 INFO L160 nArgumentSynthesizer]: Using integer mode.