./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/HarrisLalNoriRajamani-2010SAS-Fig3-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/HarrisLalNoriRajamani-2010SAS-Fig3-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC --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 64bit --witnessprinter.graph.data.programhash cb3e7c70ff280d693624878e8ba9ec05355aa785 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:22:52,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:22:52,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:22:52,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:22:52,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:22:52,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:22:52,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:22:52,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:22:52,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:22:52,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:22:52,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:22:52,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:22:52,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:22:52,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:22:52,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:22:52,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:22:52,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:22:52,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:22:52,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:22:52,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:22:52,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:22:52,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:22:52,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:22:52,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:22:52,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:22:52,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:22:52,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:22:52,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:22:52,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:22:52,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:22:52,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:22:52,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:22:52,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:22:52,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:22:52,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:22:52,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:22:52,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:22:52,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:22:52,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:22:52,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:22:52,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:22:52,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-11 00:22:52,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:22:52,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:22:52,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:22:52,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:22:52,636 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:22:52,636 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:22:52,636 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:22:52,636 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:22:52,637 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:22:52,637 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:22:52,638 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:22:52,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:22:52,639 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:22:52,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:22:52,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:22:52,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:22:52,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:22:52,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:22:52,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:22:52,640 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:22:52,640 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:22:52,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:22:52,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:22:52,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:22:52,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:22:52,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:22:52,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:22:52,644 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:22:52,644 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb3e7c70ff280d693624878e8ba9ec05355aa785 [2021-10-11 00:22:52,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:22:52,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:22:52,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:22:52,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:22:52,963 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:22:52,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/termination-memory-alloca/HarrisLalNoriRajamani-2010SAS-Fig3-alloca.i [2021-10-11 00:22:53,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/data/41b054b46/196610d100544b30900d6f9041f29582/FLAGef27d0514 [2021-10-11 00:22:53,547 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:22:53,548 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/sv-benchmarks/c/termination-memory-alloca/HarrisLalNoriRajamani-2010SAS-Fig3-alloca.i [2021-10-11 00:22:53,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/data/41b054b46/196610d100544b30900d6f9041f29582/FLAGef27d0514 [2021-10-11 00:22:53,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/data/41b054b46/196610d100544b30900d6f9041f29582 [2021-10-11 00:22:53,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:22:53,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:22:53,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:53,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:22:53,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:22:53,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:53" (1/1) ... [2021-10-11 00:22:53,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cbf3e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:53, skipping insertion in model container [2021-10-11 00:22:53,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:53" (1/1) ... [2021-10-11 00:22:53,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:22:53,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:54,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:54,256 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:22:54,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:54,353 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:22:54,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54 WrapperNode [2021-10-11 00:22:54,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:54,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:54,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:22:54,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:22:54,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:54,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:22:54,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:22:54,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:22:54,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... [2021-10-11 00:22:54,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:22:54,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:22:54,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:22:54,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:22:54,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:22:54,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 00:22:54,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 00:22:54,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:22:54,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:22:54,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:22:54,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:22:54,706 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:22:54,707 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-11 00:22:54,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:54 BoogieIcfgContainer [2021-10-11 00:22:54,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:22:54,710 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:22:54,710 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:22:54,713 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:22:54,714 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:54,715 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:22:53" (1/3) ... [2021-10-11 00:22:54,716 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a0ae9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:54, skipping insertion in model container [2021-10-11 00:22:54,716 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:54,717 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:54" (2/3) ... [2021-10-11 00:22:54,717 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a0ae9b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:54, skipping insertion in model container [2021-10-11 00:22:54,717 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:54,718 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:54" (3/3) ... [2021-10-11 00:22:54,719 INFO L389 chiAutomizerObserver]: Analyzing ICFG HarrisLalNoriRajamani-2010SAS-Fig3-alloca.i [2021-10-11 00:22:54,765 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:22:54,766 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:22:54,766 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:22:54,766 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:22:54,766 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:22:54,766 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:22:54,767 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:22:54,767 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:22:54,779 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2021-10-11 00:22:54,827 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-11 00:22:54,827 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:54,827 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:54,834 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-11 00:22:54,834 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-11 00:22:54,835 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-11 00:22:54,835 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2021-10-11 00:22:54,836 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-11 00:22:54,836 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:54,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:54,837 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-11 00:22:54,837 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-11 00:22:54,845 INFO L794 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~x~0.base, ~x~0.offset := 0, 0; 3#L-1true havoc main_#res;havoc main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet7, main_#t~ret8, main_#t~ret9, main_#t~mem6;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);~x~0.base, ~x~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, ~x~0.base, ~x~0.offset, 4);havoc main_#t~nondet5; 5#L555-2true [2021-10-11 00:22:54,845 INFO L796 eck$LassoCheckResult]: Loop: 5#L555-2true call main_#t~mem6 := read~int(~x~0.base, ~x~0.offset, 4); 6#L554-1true assume !!(main_#t~mem6 > 0);havoc main_#t~mem6; 12#L555true assume 0 != main_#t~nondet7;havoc main_#t~nondet7;havoc foo_#res;havoc foo_#t~mem2, foo_#t~post3;call foo_#t~mem2 := read~int(~x~0.base, ~x~0.offset, 4);foo_#t~post3 := foo_#t~mem2;call write~int(foo_#t~post3 - 1, ~x~0.base, ~x~0.offset, 4);havoc foo_#t~post3;havoc foo_#t~mem2; 4#L548true main_#t~ret8 := foo_#res;havoc main_#t~ret8; 5#L555-2true [2021-10-11 00:22:54,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:54,852 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-11 00:22:54,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:54,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843302151] [2021-10-11 00:22:54,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:54,979 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:55,013 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:55,047 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:55,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:55,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1144072, now seen corresponding path program 1 times [2021-10-11 00:22:55,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:55,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441781796] [2021-10-11 00:22:55,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:55,082 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:55,095 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:55,104 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:55,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:55,110 INFO L82 PathProgramCache]: Analyzing trace with hash 889571274, now seen corresponding path program 1 times [2021-10-11 00:22:55,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:55,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640227937] [2021-10-11 00:22:55,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:55,151 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:55,166 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:55,171 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:55,429 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 42 [2021-10-11 00:22:55,535 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:55,536 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:55,536 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:55,536 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:55,536 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:55,536 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:55,537 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:55,537 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:55,537 INFO L133 ssoRankerPreferences]: Filename of dumped script: HarrisLalNoriRajamani-2010SAS-Fig3-alloca.i_Iteration1_Lasso [2021-10-11 00:22:55,537 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:55,537 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:55,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:55,970 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:55,974 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 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 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:55,989 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 [2021-10-11 00:22:55,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:55,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:55,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:55,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:55,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:55,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:55,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:56,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:56,056 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 [2021-10-11 00:22:56,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:56,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:56,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:56,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:56,124 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 [2021-10-11 00:22:56,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:56,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:56,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:56,191 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 [2021-10-11 00:22:56,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:56,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:56,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,248 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 [2021-10-11 00:22:56,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:56,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:56,323 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 [2021-10-11 00:22:56,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:56,387 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 [2021-10-11 00:22:56,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,406 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,431 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 [2021-10-11 00:22:56,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:56,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,433 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-11 00:22:56,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,435 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-11 00:22:56,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:56,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:56,511 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 [2021-10-11 00:22:56,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:56,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:56,514 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 [2021-10-11 00:22:56,531 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,564 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 [2021-10-11 00:22:56,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:56,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,611 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 [2021-10-11 00:22:56,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:56,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:56,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:56,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,637 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 [2021-10-11 00:22:56,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:56,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,672 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 [2021-10-11 00:22:56,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:56,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,674 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:56,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:56,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,702 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 [2021-10-11 00:22:56,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:56,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,761 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 [2021-10-11 00:22:56,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,768 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:56,791 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:56,835 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 [2021-10-11 00:22:56,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:56,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:56,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:56,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:56,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:56,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,858 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:56,890 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-11 00:22:56,891 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6bd93d-6b94-449f-b5b5-6e507aab166c/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:56,940 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:22:56,971 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-11 00:22:56,972 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:56,972 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ~x~0.base) ~x~0.offset)_1) = 1*v_rep(select (select #memory_int ~x~0.base) ~x~0.offset)_1 Supporting invariants [] [2021-10-11 00:22:57,014 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-11 00:22:57,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:57,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:22:57,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:57,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 00:22:57,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:57,147 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-11 00:22:57,149 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 00:22:57,154 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:22:57,155 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-11 00:22:57,155 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:19 [2021-10-11 00:22:57,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:57,191 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-10-11 00:22:57,192 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states. Second operand 5 states. [2021-10-11 00:22:57,238 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states.. Second operand 5 states. Result 24 states and 29 transitions. Complement of second has 9 states. [2021-10-11 00:22:57,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-11 00:22:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-11 00:22:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 18 transitions. [2021-10-11 00:22:57,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 18 transitions. Stem has 2 letters. Loop has 4 letters. [2021-10-11 00:22:57,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:57,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 18 transitions. Stem has 6 letters. Loop has 4 letters. [2021-10-11 00:22:57,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:57,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 18 transitions. Stem has 2 letters. Loop has 8 letters. [2021-10-11 00:22:57,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:57,245 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2021-10-11 00:22:57,247 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:57,250 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2021-10-11 00:22:57,251 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:22:57,251 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:22:57,251 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:22:57,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:57,252 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:57,252 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:57,252 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:57,252 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-11 00:22:57,252 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:22:57,252 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:57,252 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-11 00:22:57,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:22:57 BoogieIcfgContainer [2021-10-11 00:22:57,295 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-11 00:22:57,296 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:22:57,296 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:22:57,296 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:22:57,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:54" (3/4) ... [2021-10-11 00:22:57,299 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:22:57,299 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:22:57,300 INFO L168 Benchmark]: Toolchain (without parser) took 3426.71 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 47.4 MB in the beginning and 80.9 MB in the end (delta: -33.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:57,301 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 64.7 MB in the beginning and 64.7 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:57,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.69 ms. Allocated memory is still 88.1 MB. Free memory was 47.1 MB in the beginning and 55.4 MB in the end (delta: -8.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:57,302 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.45 ms. Allocated memory is still 88.1 MB. Free memory was 55.2 MB in the beginning and 53.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:57,303 INFO L168 Benchmark]: Boogie Preprocessor took 23.32 ms. Allocated memory is still 88.1 MB. Free memory was 53.6 MB in the beginning and 52.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:57,303 INFO L168 Benchmark]: RCFGBuilder took 291.95 ms. Allocated memory is still 88.1 MB. Free memory was 52.4 MB in the beginning and 39.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:57,304 INFO L168 Benchmark]: BuchiAutomizer took 2585.44 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 39.5 MB in the beginning and 80.9 MB in the end (delta: -41.5 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:57,305 INFO L168 Benchmark]: Witness Printer took 3.51 ms. Allocated memory is still 107.0 MB. Free memory is still 80.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:57,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 64.7 MB in the beginning and 64.7 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 477.69 ms. Allocated memory is still 88.1 MB. Free memory was 47.1 MB in the beginning and 55.4 MB in the end (delta: -8.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.45 ms. Allocated memory is still 88.1 MB. Free memory was 55.2 MB in the beginning and 53.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.32 ms. Allocated memory is still 88.1 MB. Free memory was 53.6 MB in the beginning and 52.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 291.95 ms. Allocated memory is still 88.1 MB. Free memory was 52.4 MB in the beginning and 39.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 2585.44 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 39.5 MB in the beginning and 80.9 MB in the end (delta: -41.5 MB). Peak memory consumption was 30.6 MB. Max. memory is 16.1 GB. * Witness Printer took 3.51 ms. Allocated memory is still 107.0 MB. Free memory is still 80.9 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x][x] and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s 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: 7 SDtfs, 6 SDslu, 15 SDs, 0 SdLazy, 12 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital100 mio100 ax117 hnf100 lsp76 ukn69 mio100 lsp39 div100 bol100 ite100 ukn100 eq179 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...