./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer --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 8c1822a95d52bd6b005d425beb9f046fdb1c0c65 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:18:01,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:18:01,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:18:01,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:18:01,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:18:01,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:18:01,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:18:01,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:18:01,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:18:01,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:18:01,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:18:01,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:18:01,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:18:01,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:18:01,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:18:01,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:18:01,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:18:01,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:18:01,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:18:01,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:18:01,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:18:01,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:18:01,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:18:01,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:18:01,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:18:01,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:18:01,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:18:01,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:18:01,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:18:01,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:18:01,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:18:01,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:18:01,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:18:01,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:18:01,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:18:01,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:18:01,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:18:01,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:18:01,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:18:01,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:18:01,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:18:01,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 23:18:01,596 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:18:01,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:18:01,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:18:01,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:18:01,598 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:18:01,599 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 23:18:01,599 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 23:18:01,599 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 23:18:01,599 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 23:18:01,600 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 23:18:01,601 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 23:18:01,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:18:01,601 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:18:01,602 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 23:18:01,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:18:01,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:18:01,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:18:01,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 23:18:01,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 23:18:01,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 23:18:01,603 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:18:01,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:18:01,604 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 23:18:01,604 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:18:01,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 23:18:01,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:18:01,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:18:01,605 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 23:18:01,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:18:01,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:18:01,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:18:01,608 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 23:18:01,610 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 23:18:01,611 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-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c1822a95d52bd6b005d425beb9f046fdb1c0c65 [2020-11-29 23:18:01,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:18:01,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:18:01,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:18:01,918 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:18:01,919 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:18:01,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec2_product32.cil.c [2020-11-29 23:18:01,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/data/acd9256a7/f4ac69f2ed7d463d813efa64d4f54fab/FLAGb2b4fa297 [2020-11-29 23:18:02,602 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:18:02,602 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/sv-benchmarks/c/product-lines/elevator_spec2_product32.cil.c [2020-11-29 23:18:02,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/data/acd9256a7/f4ac69f2ed7d463d813efa64d4f54fab/FLAGb2b4fa297 [2020-11-29 23:18:02,844 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/data/acd9256a7/f4ac69f2ed7d463d813efa64d4f54fab [2020-11-29 23:18:02,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:18:02,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:18:02,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:18:02,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:18:02,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:18:02,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:18:02" (1/1) ... [2020-11-29 23:18:02,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c05856f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:02, skipping insertion in model container [2020-11-29 23:18:02,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:18:02" (1/1) ... [2020-11-29 23:18:02,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:18:02,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:18:03,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:18:03,538 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:18:03,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:18:03,779 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:18:03,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03 WrapperNode [2020-11-29 23:18:03,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:18:03,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:18:03,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:18:03,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:18:03,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:03,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:18:04,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:18:04,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:18:04,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:18:04,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... [2020-11-29 23:18:04,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:18:04,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:18:04,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:18:04,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:18:04,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:05,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:18:05,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:18:05,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:18:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:18:17,405 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:18:17,408 INFO L298 CfgBuilder]: Removed 1719 assume(true) statements. [2020-11-29 23:18:17,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:18:17 BoogieIcfgContainer [2020-11-29 23:18:17,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:18:17,421 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 23:18:17,421 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 23:18:17,424 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 23:18:17,425 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:18:17,425 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 11:18:02" (1/3) ... [2020-11-29 23:18:17,427 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ef35470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:18:17, skipping insertion in model container [2020-11-29 23:18:17,427 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:18:17,427 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:03" (2/3) ... [2020-11-29 23:18:17,428 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ef35470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:18:17, skipping insertion in model container [2020-11-29 23:18:17,428 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:18:17,428 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:18:17" (3/3) ... [2020-11-29 23:18:17,429 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product32.cil.c [2020-11-29 23:18:17,486 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 23:18:17,487 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 23:18:17,487 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 23:18:17,487 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:18:17,487 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:18:17,487 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 23:18:17,487 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:18:17,488 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 23:18:17,605 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7188 states. [2020-11-29 23:18:17,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2020-11-29 23:18:17,795 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:18:17,795 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:18:17,818 INFO L852 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] [2020-11-29 23:18:17,818 INFO L853 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] [2020-11-29 23:18:17,818 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 23:18:17,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7188 states. [2020-11-29 23:18:17,918 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2020-11-29 23:18:17,919 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:18:17,919 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:18:17,927 INFO L852 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] [2020-11-29 23:18:17,927 INFO L853 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] [2020-11-29 23:18:17,941 INFO L794 eck$LassoCheckResult]: Stem: 1591#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~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(10);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string132.base, #t~string132.offset, 1);call write~init~int(95, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(93, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string134.base, #t~string134.offset, 1);call write~init~int(93, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(32, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 3 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string136.base, #t~string136.offset, 1);call write~init~int(97, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(116, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(32, #t~string136.base, 3 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 4 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string138.base, #t~string138.offset, 1);call write~init~int(105, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 2 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(10);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string142.base, #t~string142.offset, 1);call write~init~int(112, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 2 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string144.base, #t~string144.offset, 1);call write~init~int(111, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(119, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(110, #t~string144.base, 3 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 4 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(73, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(76, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(95, #t~string146.base, 3 + #t~string146.offset, 1);call write~init~int(112, #t~string146.base, 4 + #t~string146.offset, 1);call write~init~int(58, #t~string146.base, 5 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 6 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string154.base, #t~string154.offset, 1);call write~init~int(37, #t~string154.base, 1 + #t~string154.offset, 1);call write~init~int(105, #t~string154.base, 2 + #t~string154.offset, 1);call write~init~int(0, #t~string154.base, 3 + #t~string154.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string156.base, #t~string156.offset, 1);call write~init~int(37, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(105, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(70, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(95, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(112, #t~string158.base, 3 + #t~string158.offset, 1);call write~init~int(58, #t~string158.base, 4 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 5 + #t~string158.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string164.base, #t~string164.offset, 1);call write~init~int(37, #t~string164.base, 1 + #t~string164.offset, 1);call write~init~int(105, #t~string164.base, 2 + #t~string164.offset, 1);call write~init~int(0, #t~string164.base, 3 + #t~string164.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string167.base, #t~string167.offset, 1);call write~init~int(37, #t~string167.base, 1 + #t~string167.offset, 1);call write~init~int(105, #t~string167.base, 2 + #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 3 + #t~string167.offset, 1);call #t~string170.base, #t~string170.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string170.base, #t~string170.offset, 1);call write~init~int(37, #t~string170.base, 1 + #t~string170.offset, 1);call write~init~int(105, #t~string170.base, 2 + #t~string170.offset, 1);call write~init~int(0, #t~string170.base, 3 + #t~string170.offset, 1);call #t~string173.base, #t~string173.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string173.base, #t~string173.offset, 1);call write~init~int(37, #t~string173.base, 1 + #t~string173.offset, 1);call write~init~int(105, #t~string173.base, 2 + #t~string173.offset, 1);call write~init~int(0, #t~string173.base, 3 + #t~string173.offset, 1);call #t~string175.base, #t~string175.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string175.base, #t~string175.offset, 1);call write~init~int(0, #t~string175.base, 1 + #t~string175.offset, 1);call #t~string178.base, #t~string178.offset := #Ultimate.allocOnStack(9);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 6476#L-1true havoc main_#res;havoc main_#t~ret68, main_~retValue_acc~12, main_~tmp~14;havoc main_~retValue_acc~12;havoc main_~tmp~14; 1220#L1288true havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; 340#L1296true main_#t~ret68 := valid_product_#res;main_~tmp~14 := main_#t~ret68;havoc main_#t~ret68; 1529#L1870true assume 0 != main_~tmp~14; 2396#L1845true ~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; 286#L62true havoc bigMacCall_#t~ret61, bigMacCall_~tmp~11;havoc bigMacCall_~tmp~11;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~9;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~9; 806#L1458true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~9 := 4;getOrigin_#res := getOrigin_~retValue_acc~9; 716#L1483true bigMacCall_#t~ret61 := getOrigin_#res;bigMacCall_~tmp~11 := bigMacCall_#t~ret61;havoc bigMacCall_#t~ret61;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~11;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 993#L589true assume 0 == initPersonOnFloor_~floor; 305#L590true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 4230#L697-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 6229#L381true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 967#L393-2true havoc cleanup_#t~ret62, cleanup_#t~ret63, cleanup_~i~2, cleanup_~tmp~12, cleanup_~tmp___0~3, cleanup_~__cil_tmp4~2;havoc cleanup_~i~2;havoc cleanup_~tmp~12;havoc cleanup_~tmp___0~3;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret129, timeShift_~tmp~29;havoc timeShift_~tmp~29;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6036#L2151true timeShift_#t~ret129 := areDoorsOpen_#res;timeShift_~tmp~29 := timeShift_#t~ret129;havoc timeShift_#t~ret129; 4347#L3161true assume 0 != timeShift_~tmp~29; 4391#L3162true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 4483#L2807-11true havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6236#L2142-10true __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 1645#L107true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1571#L108true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6037#L2151-1true __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 1475#L112true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 4390#L167true cleanup_~i~2 := 0; 2059#L1677-2true [2020-11-29 23:18:17,942 INFO L796 eck$LassoCheckResult]: Loop: 2059#L1677-2true assume !false; 1976#L1678true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 3028#L1681true assume cleanup_~i~2 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~13; 5762#L1965true cleanup_#t~ret62 := isBlocked_#res;cleanup_~tmp___0~3 := cleanup_#t~ret62;havoc cleanup_#t~ret62; 2783#L1685true assume 1 != cleanup_~tmp___0~3; 2696#L1685-1true havoc isIdle_#res;havoc isIdle_#t~ret77, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_#t~ret74, anyStopRequested_#t~ret75, anyStopRequested_#t~ret76, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 5407#L318-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 6704#L345-130true anyStopRequested_#t~ret72 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret72;havoc anyStopRequested_#t~ret72; 4761#L2250true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 5784#L2314true isIdle_#t~ret77 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret77;havoc isIdle_#t~ret77;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 6042#L2327true cleanup_#t~ret63 := isIdle_#res;cleanup_~tmp~12 := cleanup_#t~ret63;havoc cleanup_#t~ret63; 1399#L1697true assume !(0 != cleanup_~tmp~12);havoc timeShift_#t~ret129, timeShift_~tmp~29;havoc timeShift_~tmp~29;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6031#L2151-6true timeShift_#t~ret129 := areDoorsOpen_#res;timeShift_~tmp~29 := timeShift_#t~ret129;havoc timeShift_#t~ret129; 4344#L3161-1true assume 0 != timeShift_~tmp~29; 4388#L3162-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 4463#L2807-23true havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6228#L2142-21true __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 1643#L107-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1568#L108-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6034#L2151-7true __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 1497#L112-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 4389#L167-1true cleanup_~i~2 := 1 + cleanup_~i~2; 2059#L1677-2true [2020-11-29 23:18:17,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:18:17,950 INFO L82 PathProgramCache]: Analyzing trace with hash -1561602685, now seen corresponding path program 1 times [2020-11-29 23:18:17,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:18:17,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904250224] [2020-11-29 23:18:17,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:18:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:18:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:18:18,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904250224] [2020-11-29 23:18:18,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:18:18,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:18:18,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172839895] [2020-11-29 23:18:18,371 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-29 23:18:18,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:18:18,372 INFO L82 PathProgramCache]: Analyzing trace with hash -760732559, now seen corresponding path program 1 times [2020-11-29 23:18:18,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:18:18,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864590316] [2020-11-29 23:18:18,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:18:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:18:18,390 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:18:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:18:18,402 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:18:18,441 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:18:18,713 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-11-29 23:18:18,977 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2020-11-29 23:18:18,990 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:18:18,991 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:18:18,991 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:18:18,991 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:18:18,992 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 23:18:18,992 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:18,992 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:18:18,992 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:18:18,992 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product32.cil.c_Iteration1_Loop [2020-11-29 23:18:18,992 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:18:18,993 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:18:19,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:19,367 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 23:18:19,829 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:18:19,831 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:19,843 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:18:19,843 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:19,852 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:18:19,852 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret12=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret12=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:19,894 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:18:19,894 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:19,900 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:18:19,900 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:19,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:18:19,970 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:19,989 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:18:19,990 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=4, ULTIMATE.start_timeShift_~tmp~29=4, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~0=4, ~doorState~0=4, ULTIMATE.start_areDoorsOpen_~retValue_acc~15=4} Honda state: {ULTIMATE.start_areDoorsOpen_#res=4, ULTIMATE.start_timeShift_~tmp~29=4, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~0=4, ~doorState~0=4, ULTIMATE.start_areDoorsOpen_~retValue_acc~15=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:20,046 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:18:20,047 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:20,059 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:18:20,059 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret77=0} Honda state: {ULTIMATE.start_isIdle_#t~ret77=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:20,103 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:18:20,103 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:20,119 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:18:20,119 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___2~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___2~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:20,158 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:18:20,158 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:20,283 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 23:18:20,283 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 23:18:32,336 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-11-29 23:18:32,339 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:18:32,340 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:18:32,340 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:18:32,340 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:18:32,340 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:18:32,340 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:32,341 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:18:32,341 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:18:32,341 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product32.cil.c_Iteration1_Loop [2020-11-29 23:18:32,341 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:18:32,341 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:18:32,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:32,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:18:33,072 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:18:33,081 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,097 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,144 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:18:33,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,149 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 23:18:33,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,203 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:18:33,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,214 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 23:18:33,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,366 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,464 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:33,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,661 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:33,707 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,756 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:33,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,873 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:18:33,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,875 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 23:18:33,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:33,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:33,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:33,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:33,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:33,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:33,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:33,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:33,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:33,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:33,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:33,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:33,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:34,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:34,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:34,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:34,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:34,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:34,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:34,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:34,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:34,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:18:34,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:34,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:34,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:34,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:34,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:34,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:34,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:34,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:34,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:34,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:34,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:34,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:34,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:34,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:34,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:34,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:34,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:34,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:34,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:18:34,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:18:34,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:18:34,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:18:34,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:18:34,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:18:34,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:18:34,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:18:34,181 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:18:34,213 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-11-29 23:18:34,213 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82a538fd-0f73-4d52-9747-75b4b6e7ea22/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:18:34,216 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 23:18:34,216 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 23:18:34,216 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:18:34,216 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~2) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~2 Supporting invariants [] [2020-11-29 23:18:34,238 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 23:18:34,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:18:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:18:34,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 23:18:34,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:18:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:18:34,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 23:18:34,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:18:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:18:34,518 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 [2020-11-29 23:18:34,519 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7188 states. Second operand 5 states. [2020-11-29 23:18:35,323 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7188 states.. Second operand 5 states. Result 10829 states and 20383 transitions. Complement of second has 9 states. [2020-11-29 23:18:35,323 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 [2020-11-29 23:18:35,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-29 23:18:35,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13596 transitions. [2020-11-29 23:18:35,348 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13596 transitions. Stem has 24 letters. Loop has 22 letters. [2020-11-29 23:18:35,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:18:35,350 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13596 transitions. Stem has 46 letters. Loop has 22 letters. [2020-11-29 23:18:35,351 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:18:35,351 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13596 transitions. Stem has 24 letters. Loop has 44 letters. [2020-11-29 23:18:35,352 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:18:35,353 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10829 states and 20383 transitions. [2020-11-29 23:18:35,487 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 23:18:35,489 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10829 states to 0 states and 0 transitions. [2020-11-29 23:18:35,490 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 23:18:35,491 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 23:18:35,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 23:18:35,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 23:18:35,491 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:18:35,492 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:18:35,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:18:35,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:18:35,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:18:35,497 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-11-29 23:18:35,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:18:35,500 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-11-29 23:18:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 23:18:35,500 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-11-29 23:18:35,501 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 23:18:35,501 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 23:18:35,501 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 23:18:35,501 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 23:18:35,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 23:18:35,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 23:18:35,501 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:18:35,501 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:18:35,502 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:18:35,502 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 23:18:35,502 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-29 23:18:35,502 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 23:18:35,502 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-29 23:18:35,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 11:18:35 BoogieIcfgContainer [2020-11-29 23:18:35,508 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 23:18:35,508 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:18:35,508 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:18:35,508 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:18:35,509 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:18:17" (3/4) ... [2020-11-29 23:18:35,512 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 23:18:35,512 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:18:35,518 INFO L168 Benchmark]: Toolchain (without parser) took 32662.64 ms. Allocated memory was 96.5 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 63.2 MB in the beginning and 630.1 MB in the end (delta: -566.9 MB). Peak memory consumption was 705.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:18:35,518 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 96.5 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:18:35,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.82 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 63.2 MB in the beginning and 87.6 MB in the end (delta: -24.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:18:35,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 468.41 ms. Allocated memory is still 117.4 MB. Free memory was 87.6 MB in the beginning and 58.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 65.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:18:35,520 INFO L168 Benchmark]: Boogie Preprocessor took 614.86 ms. Allocated memory was 117.4 MB in the beginning and 209.7 MB in the end (delta: 92.3 MB). Free memory was 58.0 MB in the beginning and 92.7 MB in the end (delta: -34.7 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:18:35,523 INFO L168 Benchmark]: RCFGBuilder took 12554.29 ms. Allocated memory was 209.7 MB in the beginning and 878.7 MB in the end (delta: 669.0 MB). Free memory was 91.7 MB in the beginning and 443.4 MB in the end (delta: -351.7 MB). Peak memory consumption was 551.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:18:35,524 INFO L168 Benchmark]: BuchiAutomizer took 18086.83 ms. Allocated memory was 878.7 MB in the beginning and 1.4 GB in the end (delta: 490.7 MB). Free memory was 443.4 MB in the beginning and 630.1 MB in the end (delta: -186.6 MB). Peak memory consumption was 304.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:18:35,527 INFO L168 Benchmark]: Witness Printer took 3.79 ms. Allocated memory is still 1.4 GB. Free memory is still 630.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:18:35,531 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 96.5 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 926.82 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 63.2 MB in the beginning and 87.6 MB in the end (delta: -24.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 468.41 ms. Allocated memory is still 117.4 MB. Free memory was 87.6 MB in the beginning and 58.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 65.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 614.86 ms. Allocated memory was 117.4 MB in the beginning and 209.7 MB in the end (delta: 92.3 MB). Free memory was 58.0 MB in the beginning and 92.7 MB in the end (delta: -34.7 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12554.29 ms. Allocated memory was 209.7 MB in the beginning and 878.7 MB in the end (delta: 669.0 MB). Free memory was 91.7 MB in the beginning and 443.4 MB in the end (delta: -351.7 MB). Peak memory consumption was 551.0 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 18086.83 ms. Allocated memory was 878.7 MB in the beginning and 1.4 GB in the end (delta: 490.7 MB). Free memory was 443.4 MB in the beginning and 630.1 MB in the end (delta: -186.6 MB). Peak memory consumption was 304.1 MB. Max. memory is 16.1 GB. * Witness Printer took 3.79 ms. Allocated memory is still 1.4 GB. Free memory is still 630.1 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 cleanupTimeShifts + -1 * i 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 18.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 16.3s. Construction of modules took 0.0s. Büchi inclusion checks took 1.1s. 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: 13557 SDtfs, 27080 SDslu, 6795 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: 27ms VariablesStem: 0 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...