./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg --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 4d9d31939acfea5ee9b43b1f06257671943c7251c27c351c5e445aa6495fd098 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:26:13,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:26:13,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:26:13,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:26:13,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:26:13,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:26:13,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:26:13,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:26:13,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:26:13,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:26:13,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:26:13,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:26:13,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:26:13,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:26:13,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:26:13,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:26:13,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:26:13,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:26:13,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:26:13,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:26:13,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:26:13,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:26:13,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:26:13,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:26:13,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:26:13,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:26:13,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:26:13,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:26:13,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:26:13,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:26:13,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:26:13,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:26:13,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:26:13,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:26:13,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:26:13,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:26:13,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:26:13,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:26:13,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:26:13,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:26:13,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:26:13,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 09:26:13,746 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:26:13,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:26:13,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:26:13,748 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:26:13,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:26:13,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:26:13,752 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:26:13,752 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:26:13,753 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:26:13,753 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:26:13,755 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:26:13,755 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:26:13,755 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:26:13,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:26:13,756 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:26:13,756 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:26:13,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:26:13,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:26:13,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:26:13,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:26:13,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:26:13,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:26:13,759 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:26:13,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:26:13,759 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:26:13,760 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:26:13,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:26:13,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:26:13,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:26:13,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:26:13,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:26:13,764 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:26:13,766 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:26:13,766 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d9d31939acfea5ee9b43b1f06257671943c7251c27c351c5e445aa6495fd098 [2021-10-28 09:26:14,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:26:14,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:26:14,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:26:14,239 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:26:14,241 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:26:14,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c [2021-10-28 09:26:14,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/data/f60e48e8e/9e61d3f6d53647f69146e857b15828b8/FLAG1e30e2532 [2021-10-28 09:26:15,152 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:26:15,153 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c [2021-10-28 09:26:15,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/data/f60e48e8e/9e61d3f6d53647f69146e857b15828b8/FLAG1e30e2532 [2021-10-28 09:26:15,251 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/data/f60e48e8e/9e61d3f6d53647f69146e857b15828b8 [2021-10-28 09:26:15,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:26:15,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:26:15,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:26:15,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:26:15,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:26:15,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:26:15" (1/1) ... [2021-10-28 09:26:15,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d934034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:15, skipping insertion in model container [2021-10-28 09:26:15,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:26:15" (1/1) ... [2021-10-28 09:26:15,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:26:15,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:26:15,897 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c[38051,38064] [2021-10-28 09:26:16,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:26:16,088 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:26:16,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c[38051,38064] [2021-10-28 09:26:16,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:26:16,302 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:26:16,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16 WrapperNode [2021-10-28 09:26:16,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:26:16,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:26:16,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:26:16,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:26:16,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:16,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:16,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:26:16,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:26:16,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:26:16,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:26:16,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:16,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:16,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:16,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:17,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:17,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:17,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:17,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:26:17,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:26:17,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:26:17,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:26:17,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (1/1) ... [2021-10-28 09:26:17,507 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:17,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:17,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:17,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:26:17,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:26:17,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:26:17,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:26:17,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:26:28,553 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:26:28,554 INFO L299 CfgBuilder]: Removed 1029 assume(true) statements. [2021-10-28 09:26:28,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:26:28 BoogieIcfgContainer [2021-10-28 09:26:28,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:26:28,567 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:26:28,567 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:26:28,572 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:26:28,574 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:26:28,574 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:26:15" (1/3) ... [2021-10-28 09:26:28,576 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@375fcb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:26:28, skipping insertion in model container [2021-10-28 09:26:28,576 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:26:28,577 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:26:16" (2/3) ... [2021-10-28 09:26:28,577 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@375fcb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:26:28, skipping insertion in model container [2021-10-28 09:26:28,578 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:26:28,578 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:26:28" (3/3) ... [2021-10-28 09:26:28,580 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product18.cil.c [2021-10-28 09:26:28,660 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:26:28,661 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:26:28,661 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:26:28,661 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:26:28,662 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:26:28,662 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:26:28,662 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:26:28,662 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:26:28,944 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4639 states, 4638 states have (on average 1.8982319965502372) internal successors, (8804), 4638 states have internal predecessors, (8804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:26:29,155 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2309 [2021-10-28 09:26:29,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:26:29,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:26:29,176 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:26:29,177 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:26:29,177 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:26:29,195 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4639 states, 4638 states have (on average 1.8982319965502372) internal successors, (8804), 4638 states have internal predecessors, (8804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:26:29,295 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2309 [2021-10-28 09:26:29,295 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:26:29,296 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:26:29,301 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:26:29,301 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:26:29,310 INFO L791 eck$LassoCheckResult]: Stem: 2856#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(10);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string62.base, #t~string62.offset, 1);call write~init~int(95, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(93, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string64.base, #t~string64.offset, 1);call write~init~int(93, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string66.base, #t~string66.offset, 1);call write~init~int(97, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string68.base, #t~string68.offset, 1);call write~init~int(105, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(10);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string72.base, #t~string72.offset, 1);call write~init~int(112, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string74.base, #t~string74.offset, 1);call write~init~int(111, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(119, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(110, #t~string74.base, 3 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 4 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(73, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(76, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(95, #t~string76.base, 3 + #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 4 + #t~string76.offset, 1);call write~init~int(58, #t~string76.base, 5 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 6 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(70, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(95, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(112, #t~string88.base, 3 + #t~string88.offset, 1);call write~init~int(58, #t~string88.base, 4 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 5 + #t~string88.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string103.base, #t~string103.offset, 1);call write~init~int(37, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(105, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string105.base, #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 1 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(9);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(30);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(9);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(21);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(30);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(9);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(21);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(25);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(25);~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~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; 4547#L-1true havoc main_#res;havoc main_#t~ret158, main_~retValue_acc~22, main_~tmp~25;havoc main_~retValue_acc~22;havoc main_~tmp~25; 3706#L310true havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 3760#L318true main_#t~ret158 := valid_product_#res;main_~tmp~25 := main_#t~ret158;havoc main_#t~ret158; 405#L2539true assume 0 != main_~tmp~25; 1997#L2512true ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 2681#L2567true havoc bigMacCall_#t~ret151, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 3908#L210true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 590#L235true bigMacCall_#t~ret151 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret151;havoc bigMacCall_#t~ret151;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 4091#L3087true assume 0 == initPersonOnFloor_~floor; 2392#L3088true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 3615#L3195-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 1323#L2879true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 740#L2891-2true havoc cleanup_#t~ret152, cleanup_#t~ret153, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~8, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~8;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret59, timeShift_~tmp~11;havoc timeShift_~tmp~11;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 3660#L569true timeShift_#t~ret59 := areDoorsOpen_#res;timeShift_~tmp~11 := timeShift_#t~ret59;havoc timeShift_#t~ret59; 334#L1452true assume 0 != timeShift_~tmp~11; 3534#L1453true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3837#L1156-11true havoc __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_#t~ret160, __utac_acc__Specification2_spec__3_#t~ret161, __utac_acc__Specification2_spec__3_#t~ret162, __utac_acc__Specification2_spec__3_#t~ret163, __utac_acc__Specification2_spec__3_#t~ret164, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~26, __utac_acc__Specification2_spec__3_~tmp___0~10, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~26;havoc __utac_acc__Specification2_spec__3_~tmp___0~10;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 2047#L560true __utac_acc__Specification2_spec__3_#t~ret159 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~26 := __utac_acc__Specification2_spec__3_#t~ret159;havoc __utac_acc__Specification2_spec__3_#t~ret159;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~26; 3762#L2612true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 266#L2613true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 893#L569-1true __utac_acc__Specification2_spec__3_#t~ret160 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret160;havoc __utac_acc__Specification2_spec__3_#t~ret160; 4350#L2617true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 1023#L2672true cleanup_~i~3 := 0; 4536#L2344-2true [2021-10-28 09:26:29,311 INFO L793 eck$LassoCheckResult]: Loop: 4536#L2344-2true assume !false; 705#L2345true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 2366#L2348true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~5; 1825#L402true cleanup_#t~ret152 := isBlocked_#res;cleanup_~tmp___0~8 := cleanup_#t~ret152;havoc cleanup_#t~ret152; 3690#L2352true assume 1 != cleanup_~tmp___0~8; 3325#L2352-1true havoc isIdle_#res;havoc isIdle_#t~ret21, isIdle_~retValue_acc~12, isIdle_~tmp~5;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_#t~ret19, anyStopRequested_#t~ret20, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~23;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~23; 2338#L2816-42true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~23 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~23; 2009#L2843-42true anyStopRequested_#t~ret16 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret16;havoc anyStopRequested_#t~ret16; 3198#L668true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 2470#L732true isIdle_#t~ret21 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret21;havoc isIdle_#t~ret21;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 375#L745true cleanup_#t~ret153 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret153;havoc cleanup_#t~ret153; 1488#L2364true assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret59, timeShift_~tmp~11;havoc timeShift_~tmp~11;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 3509#L569-6true timeShift_#t~ret59 := areDoorsOpen_#res;timeShift_~tmp~11 := timeShift_#t~ret59;havoc timeShift_#t~ret59; 3397#L1452-1true assume 0 != timeShift_~tmp~11; 4210#L1453-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1133#L1156-23true havoc __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_#t~ret160, __utac_acc__Specification2_spec__3_#t~ret161, __utac_acc__Specification2_spec__3_#t~ret162, __utac_acc__Specification2_spec__3_#t~ret163, __utac_acc__Specification2_spec__3_#t~ret164, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~26, __utac_acc__Specification2_spec__3_~tmp___0~10, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~26;havoc __utac_acc__Specification2_spec__3_~tmp___0~10;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 4610#L560-1true __utac_acc__Specification2_spec__3_#t~ret159 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~26 := __utac_acc__Specification2_spec__3_#t~ret159;havoc __utac_acc__Specification2_spec__3_#t~ret159;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~26; 3729#L2612-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 2360#L2613-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 4167#L569-7true __utac_acc__Specification2_spec__3_#t~ret160 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret160;havoc __utac_acc__Specification2_spec__3_#t~ret160; 2898#L2617-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 1025#L2672-1true cleanup_~i~3 := 1 + cleanup_~i~3; 4536#L2344-2true [2021-10-28 09:26:29,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:26:29,321 INFO L85 PathProgramCache]: Analyzing trace with hash 856093261, now seen corresponding path program 1 times [2021-10-28 09:26:29,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:26:29,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788837257] [2021-10-28 09:26:29,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:26:29,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:26:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:26:29,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:26:29,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:26:29,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788837257] [2021-10-28 09:26:29,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788837257] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:26:29,896 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:26:29,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:26:29,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097311734] [2021-10-28 09:26:29,908 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:26:29,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:26:29,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1563217659, now seen corresponding path program 1 times [2021-10-28 09:26:29,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:26:29,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396203233] [2021-10-28 09:26:29,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:26:29,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:26:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:26:29,933 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:26:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:26:29,991 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:26:30,730 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:26:30,731 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:26:30,731 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:26:30,731 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:26:30,731 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:26:30,732 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:30,732 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:26:30,732 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:26:30,732 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product18.cil.c_Iteration1_Loop [2021-10-28 09:26:30,732 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:26:30,733 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:26:30,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:30,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:31,497 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:26:31,498 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:26:31,501 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:31,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:31,504 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:31,515 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:31,515 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:31,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:26:31,538 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:31,539 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___1~8=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___1~8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:31,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:31,569 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:31,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:31,572 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:31,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:26:31,575 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:31,584 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:31,641 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:31,641 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret164=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret164=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:31,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:31,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:31,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:31,702 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:31,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:26:31,720 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:31,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:31,749 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:31,749 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:31,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:31,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:31,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:31,825 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:31,873 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:31,874 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:31,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:26:31,896 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:31,896 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret153=0} Honda state: {ULTIMATE.start_cleanup_#t~ret153=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:31,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:31,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:31,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:31,946 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:31,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:26:31,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:31,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:31,966 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:31,967 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~12=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~12=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:31,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:31,994 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:31,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:31,995 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:31,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:26:31,997 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:31,997 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:32,009 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:32,009 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret152=0} Honda state: {ULTIMATE.start_cleanup_#t~ret152=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:32,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:32,037 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:32,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:32,039 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:32,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:26:32,045 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:32,045 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:32,077 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:32,077 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret59=0} Honda state: {ULTIMATE.start_timeShift_#t~ret59=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:32,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:32,120 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:32,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:32,121 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:32,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:26:32,123 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:32,123 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:32,134 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:32,134 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret20=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret20=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:32,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:32,162 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:32,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:32,163 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:32,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:26:32,166 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:32,167 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:32,178 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:32,178 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret163=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret163=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:32,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:32,209 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:32,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:32,210 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:32,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:26:32,215 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:32,216 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:32,232 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:26:32,233 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:26:32,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:32,260 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:32,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:32,261 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:32,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:26:32,263 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:26:32,264 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:32,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:32,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:32,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:32,311 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:32,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:26:32,320 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:26:32,320 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:26:32,371 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:26:32,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:32,375 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:26:32,375 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:26:32,375 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:26:32,375 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:26:32,375 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:26:32,375 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:32,375 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:26:32,376 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:26:32,376 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product18.cil.c_Iteration1_Loop [2021-10-28 09:26:32,376 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:26:32,376 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:26:32,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:32,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:26:33,202 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:26:33,213 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:26:33,215 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,216 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:26:33,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,309 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:26:33,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,392 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,393 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:26:33,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,447 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,448 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:26:33,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,534 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:26:33,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,621 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:26:33,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,705 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 09:26:33,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,803 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,805 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 09:26:33,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:33,899 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:33,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:33,905 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:33,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:33,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:33,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:33,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:33,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:33,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:33,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:33,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:33,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 09:26:33,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:33,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:34,000 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:34,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:34,001 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:34,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:34,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:34,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:34,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:34,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:34,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:34,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:34,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:34,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 09:26:34,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:34,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:34,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:34,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:34,097 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:34,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:34,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:34,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:34,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:34,113 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:26:34,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:34,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:26:34,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:34,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 09:26:34,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:34,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:34,182 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:34,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:34,184 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:34,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:34,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:34,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:34,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:34,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:34,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:34,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:34,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:34,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 09:26:34,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:34,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:34,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:34,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:34,266 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:34,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:34,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:34,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:34,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:34,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:34,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:34,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:34,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:34,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 09:26:34,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:34,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:34,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:34,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:34,341 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:34,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:34,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:34,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:34,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:34,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:34,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:34,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:34,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:34,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 09:26:34,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:26:34,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:34,425 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:34,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:34,426 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:34,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:26:34,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:26:34,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:26:34,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:26:34,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:26:34,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:26:34,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:26:34,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:26:34,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 09:26:34,464 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:26:34,496 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 09:26:34,496 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-28 09:26:34,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:26:34,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:26:34,516 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:26:34,518 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:26:34,519 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:26:34,519 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:26:34,519 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2021-10-28 09:26:34,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 09:26:34,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:34,574 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:26:34,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:26:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:26:34,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:26:34,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:26:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:26:35,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:26:35,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:26:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:26:35,297 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-28 09:26:35,314 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 4639 states, 4638 states have (on average 1.8982319965502372) internal successors, (8804), 4638 states have internal predecessors, (8804), 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 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:26:36,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 09:26:36,173 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 4639 states, 4638 states have (on average 1.8982319965502372) internal successors, (8804), 4638 states have internal predecessors, (8804), 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 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7008 states and 13256 transitions. Complement of second has 9 states. [2021-10-28 09:26:36,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-28 09:26:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:26:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8843 transitions. [2021-10-28 09:26:36,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8843 transitions. Stem has 24 letters. Loop has 22 letters. [2021-10-28 09:26:36,200 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:26:36,201 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8843 transitions. Stem has 46 letters. Loop has 22 letters. [2021-10-28 09:26:36,202 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:26:36,202 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8843 transitions. Stem has 24 letters. Loop has 44 letters. [2021-10-28 09:26:36,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:26:36,205 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7008 states and 13256 transitions. [2021-10-28 09:26:36,318 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:26:36,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7008 states to 0 states and 0 transitions. [2021-10-28 09:26:36,323 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:26:36,323 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:26:36,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:26:36,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:26:36,324 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:26:36,324 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:26:36,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:26:36,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:26:36,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:26:36,332 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:26:36,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:26:36,336 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 09:26:36,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:26:36,337 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 09:26:36,337 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:26:36,337 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:26:36,338 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:26:36,338 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:26:36,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:26:36,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:26:36,338 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:26:36,339 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:26:36,339 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:26:36,339 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:26:36,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:26:36,339 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:26:36,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:26:36,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:26:36 BoogieIcfgContainer [2021-10-28 09:26:36,348 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:26:36,348 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:26:36,349 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:26:36,349 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:26:36,350 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:26:28" (3/4) ... [2021-10-28 09:26:36,353 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:26:36,354 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:26:36,356 INFO L168 Benchmark]: Toolchain (without parser) took 21098.50 ms. Allocated memory was 117.4 MB in the beginning and 914.4 MB in the end (delta: 796.9 MB). Free memory was 82.9 MB in the beginning and 716.6 MB in the end (delta: -633.8 MB). Peak memory consumption was 161.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:36,357 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 117.4 MB. Free memory is still 72.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:26:36,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1044.81 ms. Allocated memory is still 117.4 MB. Free memory was 82.5 MB in the beginning and 65.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:36,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.92 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 65.2 MB in the beginning and 89.6 MB in the end (delta: -24.3 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:36,359 INFO L168 Benchmark]: Boogie Preprocessor took 723.46 ms. Allocated memory is still 142.6 MB. Free memory was 89.6 MB in the beginning and 69.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:36,360 INFO L168 Benchmark]: RCFGBuilder took 11071.00 ms. Allocated memory was 142.6 MB in the beginning and 557.8 MB in the end (delta: 415.2 MB). Free memory was 69.7 MB in the beginning and 305.4 MB in the end (delta: -235.7 MB). Peak memory consumption was 180.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:26:36,361 INFO L168 Benchmark]: BuchiAutomizer took 7780.56 ms. Allocated memory was 557.8 MB in the beginning and 914.4 MB in the end (delta: 356.5 MB). Free memory was 305.4 MB in the beginning and 716.6 MB in the end (delta: -411.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:26:36,362 INFO L168 Benchmark]: Witness Printer took 5.47 ms. Allocated memory is still 914.4 MB. Free memory is still 716.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:26:36,366 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 117.4 MB. Free memory is still 72.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1044.81 ms. Allocated memory is still 117.4 MB. Free memory was 82.5 MB in the beginning and 65.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 464.92 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 65.2 MB in the beginning and 89.6 MB in the end (delta: -24.3 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 723.46 ms. Allocated memory is still 142.6 MB. Free memory was 89.6 MB in the beginning and 69.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11071.00 ms. Allocated memory was 142.6 MB in the beginning and 557.8 MB in the end (delta: 415.2 MB). Free memory was 69.7 MB in the beginning and 305.4 MB in the end (delta: -235.7 MB). Peak memory consumption was 180.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 7780.56 ms. Allocated memory was 557.8 MB in the beginning and 914.4 MB in the end (delta: 356.5 MB). Free memory was 305.4 MB in the beginning and 716.6 MB in the end (delta: -411.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.47 ms. Allocated memory is still 914.4 MB. Free memory is still 716.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + cleanupTimeShifts and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.2s. Construction of modules took 0.0s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 8809 SDtfs, 13189 SDslu, 4421 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital109 mio100 ax100 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 10 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 09:26:36,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266f5d5e-1d78-471c-b657-801cf345246f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...