./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcat_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcat_reverse_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y --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 f7e74a0e03b60f29f7d157510f3d5b3a3ebad4fa8c21c80c2e088ad68134a4dc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:36:35,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:36:35,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:36:35,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:36:35,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:36:35,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:36:35,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:36:35,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:36:35,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:36:35,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:36:35,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:36:35,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:36:35,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:36:35,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:36:35,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:36:35,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:36:35,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:36:35,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:36:35,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:36:35,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:36:35,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:36:35,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:36:35,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:36:35,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:36:35,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:36:35,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:36:35,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:36:35,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:36:35,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:36:35,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:36:35,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:36:35,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:36:35,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:36:35,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:36:35,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:36:35,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:36:35,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:36:35,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:36:35,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:36:35,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:36:35,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:36:35,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-13 18:36:35,473 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:36:35,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:36:35,473 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:36:35,474 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:36:35,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:36:35,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:36:35,475 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:36:35,476 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:36:35,476 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:36:35,476 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:36:35,476 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:36:35,477 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:36:35,477 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:36:35,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:36:35,477 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:36:35,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:36:35,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:36:35,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:36:35,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:36:35,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:36:35,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:36:35,479 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:36:35,479 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:36:35,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:36:35,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:36:35,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:36:35,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:36:35,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:36:35,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:36:35,482 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:36:35,482 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_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7e74a0e03b60f29f7d157510f3d5b3a3ebad4fa8c21c80c2e088ad68134a4dc [2021-11-13 18:36:35,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:36:35,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:36:35,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:36:35,760 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:36:35,760 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:36:35,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-15/cstrcat_reverse_alloca.i [2021-11-13 18:36:35,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/data/b463ac233/9e885abcf4e84077b9df3cdea44e041e/FLAG269cce9a3 [2021-11-13 18:36:36,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:36:36,359 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/sv-benchmarks/c/termination-15/cstrcat_reverse_alloca.i [2021-11-13 18:36:36,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/data/b463ac233/9e885abcf4e84077b9df3cdea44e041e/FLAG269cce9a3 [2021-11-13 18:36:36,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/data/b463ac233/9e885abcf4e84077b9df3cdea44e041e [2021-11-13 18:36:36,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:36:36,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:36:36,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:36:36,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:36:36,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:36:36,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:36:36" (1/1) ... [2021-11-13 18:36:36,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601ab98c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:36, skipping insertion in model container [2021-11-13 18:36:36,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:36:36" (1/1) ... [2021-11-13 18:36:36,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:36:36,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:36:37,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:36:37,073 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:36:37,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:36:37,147 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:36:37,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37 WrapperNode [2021-11-13 18:36:37,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:36:37,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:36:37,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:36:37,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:36:37,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:36:37,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:36:37,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:36:37,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:36:37,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:36:37,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:36:37,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:36:37,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:36:37,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (1/1) ... [2021-11-13 18:36:37,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:37,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:37,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:37,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:36:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:36:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:36:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:36:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:36:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:36:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:36:37,583 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:36:37,583 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 18:36:37,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:36:37 BoogieIcfgContainer [2021-11-13 18:36:37,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:36:37,586 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:36:37,586 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:36:37,593 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:36:37,594 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:36:37,594 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:36:36" (1/3) ... [2021-11-13 18:36:37,601 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@494ab920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:36:37, skipping insertion in model container [2021-11-13 18:36:37,601 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:36:37,601 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:37" (2/3) ... [2021-11-13 18:36:37,602 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@494ab920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:36:37, skipping insertion in model container [2021-11-13 18:36:37,602 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:36:37,602 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:36:37" (3/3) ... [2021-11-13 18:36:37,603 INFO L388 chiAutomizerObserver]: Analyzing ICFG cstrcat_reverse_alloca.i [2021-11-13 18:36:37,681 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:36:37,681 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:36:37,681 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:36:37,682 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:36:37,683 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:36:37,683 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:36:37,683 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:36:37,683 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:36:37,698 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:36:37,748 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-13 18:36:37,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:36:37,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:36:37,760 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-13 18:36:37,760 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:36:37,760 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:36:37,761 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:36:37,762 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-13 18:36:37,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:36:37,762 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:36:37,763 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-13 18:36:37,763 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:36:37,768 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet210#1, main_#t~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet210#1;havoc main_#t~nondet210#1;main_~length2~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;main_~length3~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1; 12#L377true assume !(main_~length1~0#1 < 1); 15#L377-2true assume !(main_~length2~0#1 < 2); 8#L380-1true assume !(main_~length3~0#1 < 1); 11#L383-1true assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - main_~length3~0#1), 1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s1#1.base, cstrcat_#in~s1#1.offset, cstrcat_#in~s2#1.base, cstrcat_#in~s2#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~post206#1.base, cstrcat_#t~post206#1.offset, cstrcat_#t~mem205#1, cstrcat_#t~post207#1.base, cstrcat_#t~post207#1.offset, cstrcat_#t~post208#1.base, cstrcat_#t~post208#1.offset, cstrcat_#t~mem209#1, cstrcat_~s1#1.base, cstrcat_~s1#1.offset, cstrcat_~s2#1.base, cstrcat_~s2#1.offset, cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset;cstrcat_~s1#1.base, cstrcat_~s1#1.offset := cstrcat_#in~s1#1.base, cstrcat_#in~s1#1.offset;cstrcat_~s2#1.base, cstrcat_~s2#1.offset := cstrcat_#in~s2#1.base, cstrcat_#in~s2#1.offset;cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset := cstrcat_~s1#1.base, cstrcat_~s1#1.offset; 3#L367-3true [2021-11-13 18:36:37,769 INFO L793 eck$LassoCheckResult]: Loop: 3#L367-3true call cstrcat_#t~mem205#1 := read~int(cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset, 1); 16#L367-1true assume !!(0 != cstrcat_#t~mem205#1);havoc cstrcat_#t~mem205#1;cstrcat_#t~post206#1.base, cstrcat_#t~post206#1.offset := cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset;cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset := cstrcat_#t~post206#1.base, cstrcat_#t~post206#1.offset - 1;havoc cstrcat_#t~post206#1.base, cstrcat_#t~post206#1.offset; 3#L367-3true [2021-11-13 18:36:37,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:37,774 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2021-11-13 18:36:37,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:37,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434444179] [2021-11-13 18:36:37,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:37,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:37,948 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:38,019 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:38,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:38,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2021-11-13 18:36:38,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:38,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655187187] [2021-11-13 18:36:38,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:38,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:38,032 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:38,043 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:38,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:38,046 INFO L85 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2021-11-13 18:36:38,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:38,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345034214] [2021-11-13 18:36:38,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:38,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:38,104 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:38,145 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:39,034 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:36:39,035 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:36:39,035 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:36:39,035 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:36:39,035 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:36:39,035 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:39,035 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:36:39,036 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:36:39,036 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcat_reverse_alloca.i_Iteration1_Lasso [2021-11-13 18:36:39,036 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:36:39,036 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:36:39,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:39,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:40,005 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:36:40,010 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:36:40,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,017 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-13 18:36:40,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,081 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-13 18:36:40,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-11-13 18:36:40,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,123 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:36:40,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-13 18:36:40,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,198 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:36:40,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:40,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:40,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,287 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:36:40,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,361 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:36:40,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,444 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:36:40,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,511 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 18:36:40,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:40,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:40,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,569 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 18:36:40,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 18:36:40,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,687 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 18:36:40,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,749 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 18:36:40,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,807 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 18:36:40,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:40,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:40,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:40,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,845 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 18:36:40,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:40,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:40,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,906 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 18:36:40,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:40,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:40,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:40,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:40,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:40,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:40,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:40,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:40,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:40,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:40,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:40,990 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:40,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 18:36:40,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:41,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:41,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:41,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:41,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:41,006 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:41,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:41,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:41,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:41,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:41,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:41,069 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:41,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:41,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:41,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:41,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:41,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:41,092 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:41,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:41,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 18:36:41,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:41,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:41,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:41,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:41,153 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:41,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:41,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:41,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:41,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:41,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:41,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:41,175 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:41,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 18:36:41,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:41,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:41,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:41,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:41,239 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:41,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:41,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:41,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:41,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:41,259 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-13 18:36:41,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:41,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 18:36:41,260 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:41,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:41,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:41,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:41,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:41,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:41,316 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:41,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 18:36:41,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:41,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:41,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:41,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:41,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:41,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:41,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:41,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:41,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:41,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:41,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:41,382 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:41,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 18:36:41,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:41,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:41,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:41,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:41,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:41,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:41,416 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:41,448 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:36:41,521 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2021-11-13 18:36:41,521 INFO L444 ModelExtractionUtils]: 40 out of 55 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-11-13 18:36:41,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:41,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:41,534 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:41,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 18:36:41,596 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:36:41,620 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-13 18:36:41,621 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:36:41,621 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc214#1.base)_1, ULTIMATE.start_cstrcat_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc214#1.base)_1 + 2*ULTIMATE.start_cstrcat_~s~0#1.offset Supporting invariants [] [2021-11-13 18:36:41,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:41,753 INFO L297 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2021-11-13 18:36:41,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:36:41,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 18:36:41,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:36:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:36:41,852 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 18:36:41,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:36:41,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:36:41,924 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-13 18:36:41,925 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:36:42,001 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 42 transitions. Complement of second has 8 states. [2021-11-13 18:36:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:36:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:36:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. [2021-11-13 18:36:42,023 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 2 letters. [2021-11-13 18:36:42,023 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:36:42,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 8 letters. Loop has 2 letters. [2021-11-13 18:36:42,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:36:42,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 4 letters. [2021-11-13 18:36:42,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:36:42,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2021-11-13 18:36:42,028 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:36:42,030 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-11-13 18:36:42,031 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-13 18:36:42,032 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-13 18:36:42,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-13 18:36:42,033 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:36:42,034 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:36:42,034 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:36:42,034 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:36:42,034 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-13 18:36:42,034 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:36:42,034 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:36:42,034 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-13 18:36:42,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:36:42 BoogieIcfgContainer [2021-11-13 18:36:42,043 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:36:42,047 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:36:42,047 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:36:42,048 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:36:42,048 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:36:37" (3/4) ... [2021-11-13 18:36:42,051 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:36:42,051 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:36:42,053 INFO L158 Benchmark]: Toolchain (without parser) took 5356.78ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 93.4MB in the beginning and 101.0MB in the end (delta: -7.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-13 18:36:42,054 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:36:42,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.76ms. Allocated memory is still 123.7MB. Free memory was 93.1MB in the beginning and 90.8MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:36:42,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.36ms. Allocated memory is still 123.7MB. Free memory was 90.8MB in the beginning and 88.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:36:42,060 INFO L158 Benchmark]: Boogie Preprocessor took 24.62ms. Allocated memory is still 123.7MB. Free memory was 88.7MB in the beginning and 87.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:36:42,062 INFO L158 Benchmark]: RCFGBuilder took 363.59ms. Allocated memory is still 123.7MB. Free memory was 87.4MB in the beginning and 76.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 18:36:42,062 INFO L158 Benchmark]: BuchiAutomizer took 4456.70ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 76.4MB in the beginning and 101.0MB in the end (delta: -24.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-13 18:36:42,063 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 163.6MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:36:42,073 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.76ms. Allocated memory is still 123.7MB. Free memory was 93.1MB in the beginning and 90.8MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.36ms. Allocated memory is still 123.7MB. Free memory was 90.8MB in the beginning and 88.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.62ms. Allocated memory is still 123.7MB. Free memory was 88.7MB in the beginning and 87.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 363.59ms. Allocated memory is still 123.7MB. Free memory was 87.4MB in the beginning and 76.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 4456.70ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 76.4MB in the beginning and 101.0MB in the end (delta: -24.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 163.6MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. * 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 2 * s + unknown-#length-unknown[__builtin_alloca(length2 * sizeof(char))] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.9s. 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: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 19.66ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 15.92ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 16 mSDtfsCounter, 8 mSolverCounterSat, 1.80ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital209 mio100 ax100 hnf100 lsp97 ukn83 mio100 lsp56 div100 bol100 ite100 ukn100 eq189 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms 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! [2021-11-13 18:36:42,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:42,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a320627e-ae2c-4c8d-9320-b702af3a4c7e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE