./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strdup.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strdup.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be --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 f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:25:33,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:25:33,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:25:33,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:25:33,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:25:33,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:25:33,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:25:33,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:25:33,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:25:33,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:25:33,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:25:33,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:25:33,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:25:33,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:25:33,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:25:33,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:25:33,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:25:33,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:25:33,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:25:33,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:25:33,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:25:33,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:25:33,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:25:33,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:25:33,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:25:33,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:25:33,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:25:33,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:25:33,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:25:33,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:25:33,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:25:33,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:25:33,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:25:33,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:25:33,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:25:33,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:25:33,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:25:33,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:25:33,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:25:33,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:25:33,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:25:33,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-21 20:25:33,442 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:25:33,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:25:33,451 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:25:33,451 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:25:33,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:25:33,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:25:33,454 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:25:33,454 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:25:33,455 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:25:33,455 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:25:33,456 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:25:33,457 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:25:33,457 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:25:33,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:25:33,458 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:25:33,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:25:33,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:25:33,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:25:33,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:25:33,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:25:33,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:25:33,460 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:25:33,460 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:25:33,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:25:33,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:25:33,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:25:33,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:25:33,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:25:33,462 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:25:33,464 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:25:33,464 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_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 [2021-10-21 20:25:33,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:25:33,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:25:33,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:25:33,833 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:25:33,834 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:25:33,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-dietlibc/strdup.i [2021-10-21 20:25:33,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/data/74cc20f91/e044320b612440a7bcf1509906759b6e/FLAG48e684a89 [2021-10-21 20:25:34,601 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:25:34,602 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/sv-benchmarks/c/termination-dietlibc/strdup.i [2021-10-21 20:25:34,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/data/74cc20f91/e044320b612440a7bcf1509906759b6e/FLAG48e684a89 [2021-10-21 20:25:34,892 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/data/74cc20f91/e044320b612440a7bcf1509906759b6e [2021-10-21 20:25:34,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:25:34,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:25:34,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:25:34,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:25:34,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:25:34,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:25:34" (1/1) ... [2021-10-21 20:25:34,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57adafe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:34, skipping insertion in model container [2021-10-21 20:25:34,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:25:34" (1/1) ... [2021-10-21 20:25:34,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:25:34,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:25:35,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:25:35,412 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:25:35,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:25:35,519 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:25:35,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35 WrapperNode [2021-10-21 20:25:35,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:25:35,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:25:35,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:25:35,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:25:35,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:25:35,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:25:35,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:25:35,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:25:35,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:25:35,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:25:35,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:25:35,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:25:35,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (1/1) ... [2021-10-21 20:25:35,668 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:35,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:35,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:35,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:25:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 20:25:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 20:25:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-21 20:25:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:25:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 20:25:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:25:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:25:36,048 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:25:36,048 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-10-21 20:25:36,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:25:36 BoogieIcfgContainer [2021-10-21 20:25:36,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:25:36,052 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:25:36,052 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:25:36,056 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:25:36,057 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:25:36,058 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:25:34" (1/3) ... [2021-10-21 20:25:36,060 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@338b994d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:25:36, skipping insertion in model container [2021-10-21 20:25:36,060 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:25:36,060 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:25:35" (2/3) ... [2021-10-21 20:25:36,060 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@338b994d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:25:36, skipping insertion in model container [2021-10-21 20:25:36,061 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:25:36,061 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:25:36" (3/3) ... [2021-10-21 20:25:36,062 INFO L389 chiAutomizerObserver]: Analyzing ICFG strdup.i [2021-10-21 20:25:36,133 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:25:36,133 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:25:36,133 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:25:36,133 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:25:36,133 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:25:36,134 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:25:36,134 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:25:36,134 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:25:36,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:36,187 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-21 20:25:36,188 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:25:36,188 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:25:36,194 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 20:25:36,195 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 20:25:36,195 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:25:36,195 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:36,198 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-21 20:25:36,199 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:25:36,199 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:25:36,199 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 20:25:36,199 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 20:25:36,221 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 5#L-1true havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 11#L528true assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 17#L516true assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 14#L517-4true [2021-10-21 20:25:36,222 INFO L793 eck$LassoCheckResult]: Loop: 14#L517-4true call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 7#L517-1true assume !!(0 != strlen_#t~mem8);havoc strlen_#t~mem8;strlen_#t~pre7 := 1 + strlen_~i~0;strlen_~i~0 := 1 + strlen_~i~0;havoc strlen_#t~pre7; 15#L517-3true strlen_#t~pre6.base, strlen_#t~pre6.offset := strlen_~s.base, 1 + strlen_~s.offset;strlen_~s.base, strlen_~s.offset := strlen_~s.base, 1 + strlen_~s.offset;havoc strlen_#t~pre6.base, strlen_#t~pre6.offset; 14#L517-4true [2021-10-21 20:25:36,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:36,229 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-10-21 20:25:36,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:36,274 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492560662] [2021-10-21 20:25:36,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:36,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:36,415 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:36,497 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:36,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:36,518 INFO L82 PathProgramCache]: Analyzing trace with hash 45841, now seen corresponding path program 1 times [2021-10-21 20:25:36,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:36,519 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213973966] [2021-10-21 20:25:36,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:36,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:36,533 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:36,558 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:36,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:36,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1806906826, now seen corresponding path program 1 times [2021-10-21 20:25:36,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:36,570 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91681975] [2021-10-21 20:25:36,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:36,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:36,600 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:36,632 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:37,379 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:25:37,379 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:25:37,380 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:25:37,380 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:25:37,380 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:25:37,380 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:37,380 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:25:37,380 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:25:37,381 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration1_Lasso [2021-10-21 20:25:37,381 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:25:37,381 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:25:37,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:37,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:38,171 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:25:38,179 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:25:38,181 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,188 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:25:38,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,266 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:25:38,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,336 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:25:38,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,436 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:25:38,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,515 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,517 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:25:38,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,598 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:25:38,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:38,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:38,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,674 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,676 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:25:38,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,752 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:25:38,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-21 20:25:38,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,807 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:25:38,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:38,830 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:38,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-21 20:25:38,871 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,872 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:25:38,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:38,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:38,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:38,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:38,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:38,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:38,936 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:38,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:25:38,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:38,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:38,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:38,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:38,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:38,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:38,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:38,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:38,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,005 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,007 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:25:39,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:39,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,048 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:25:39,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:39,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,092 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,093 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:25:39,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:39,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,137 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:25:39,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:39,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,186 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,187 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:25:39,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:39,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,258 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,260 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:25:39,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:39,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,314 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,315 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:25:39,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:39,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,354 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:25:39,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:39,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,367 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:25:39,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,369 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:25:39,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:39,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,396 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:25:39,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:39,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:39,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,479 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,481 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:39,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:39,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:25:39,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,558 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 20:25:39,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:39,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:39,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:39,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,653 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:39,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:39,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:39,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:39,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:39,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:39,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:39,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 20:25:39,704 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:25:39,761 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-21 20:25:39,761 INFO L444 ModelExtractionUtils]: 8 out of 31 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-10-21 20:25:39,764 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:39,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:39,765 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:39,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 20:25:39,820 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:25:39,845 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 20:25:39,846 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:25:39,846 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strlen_~s.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13.base)_1) = -1*ULTIMATE.start_strlen_~s.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13.base)_1 Supporting invariants [] [2021-10-21 20:25:39,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:39,951 INFO L297 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2021-10-21 20:25:40,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:25:40,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-21 20:25:40,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:25:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:25:40,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-21 20:25:40,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:25:40,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:25:40,184 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-21 20:25:40,185 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:40,287 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 45 states and 57 transitions. Complement of second has 7 states. [2021-10-21 20:25:40,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 20:25:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2021-10-21 20:25:40,294 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 3 letters. [2021-10-21 20:25:40,295 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:40,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 7 letters. Loop has 3 letters. [2021-10-21 20:25:40,296 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:40,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 6 letters. [2021-10-21 20:25:40,296 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:40,297 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2021-10-21 20:25:40,309 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 20:25:40,315 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 18 states and 21 transitions. [2021-10-21 20:25:40,316 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-10-21 20:25:40,317 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-10-21 20:25:40,317 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2021-10-21 20:25:40,318 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 20:25:40,318 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-10-21 20:25:40,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2021-10-21 20:25:40,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2021-10-21 20:25:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:40,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2021-10-21 20:25:40,349 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-10-21 20:25:40,349 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-10-21 20:25:40,349 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:25:40,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2021-10-21 20:25:40,354 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:25:40,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:25:40,354 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:25:40,355 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:25:40,355 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:25:40,355 INFO L791 eck$LassoCheckResult]: Stem: 134#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 135#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 132#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 133#L516 assume strlen_~s.base == 0 && strlen_~s.offset == 0;strlen_#res := 0; 144#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset;havoc strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 136#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 137#L511-3 [2021-10-21 20:25:40,356 INFO L793 eck$LassoCheckResult]: Loop: 137#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 145#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset;havoc memcpy_#t~mem5; 137#L511-3 [2021-10-21 20:25:40,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:40,357 INFO L82 PathProgramCache]: Analyzing trace with hash 889569803, now seen corresponding path program 1 times [2021-10-21 20:25:40,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:40,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009392534] [2021-10-21 20:25:40,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:40,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:25:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:25:40,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:25:40,499 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009392534] [2021-10-21 20:25:40,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009392534] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:25:40,500 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:25:40,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:25:40,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142609626] [2021-10-21 20:25:40,503 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 20:25:40,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:40,504 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 1 times [2021-10-21 20:25:40,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:40,505 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743624997] [2021-10-21 20:25:40,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:40,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,524 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,551 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:40,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:40,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:25:40,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:25:40,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:25:40,750 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:40,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:25:40,764 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2021-10-21 20:25:40,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:25:40,766 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2021-10-21 20:25:40,767 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:25:40,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 16 transitions. [2021-10-21 20:25:40,767 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-10-21 20:25:40,767 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-10-21 20:25:40,768 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2021-10-21 20:25:40,768 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 20:25:40,768 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-10-21 20:25:40,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2021-10-21 20:25:40,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-10-21 20:25:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:40,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-10-21 20:25:40,770 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-10-21 20:25:40,770 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-10-21 20:25:40,770 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 20:25:40,770 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2021-10-21 20:25:40,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:25:40,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:25:40,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:25:40,775 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:25:40,775 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:25:40,775 INFO L791 eck$LassoCheckResult]: Stem: 168#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 169#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 166#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 167#L516 assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 172#L517-4 call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 174#L517-1 assume !(0 != strlen_#t~mem8);havoc strlen_#t~mem8; 176#L517-5 strlen_#res := strlen_~i~0; 178#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset;havoc strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 170#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 171#L511-3 [2021-10-21 20:25:40,775 INFO L793 eck$LassoCheckResult]: Loop: 171#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 179#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset;havoc memcpy_#t~mem5; 171#L511-3 [2021-10-21 20:25:40,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:40,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1270617397, now seen corresponding path program 1 times [2021-10-21 20:25:40,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:40,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391205070] [2021-10-21 20:25:40,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:40,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,820 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,866 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:40,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:40,867 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 2 times [2021-10-21 20:25:40,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:40,874 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141211392] [2021-10-21 20:25:40,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:40,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,894 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,903 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:40,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:40,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1292607706, now seen corresponding path program 1 times [2021-10-21 20:25:40,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:40,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351210970] [2021-10-21 20:25:40,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:40,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,935 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:40,990 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:42,396 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:25:42,396 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:25:42,396 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:25:42,396 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:25:42,396 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:25:42,396 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:42,396 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:25:42,397 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:25:42,397 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration3_Lasso [2021-10-21 20:25:42,397 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:25:42,397 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:25:42,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:42,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:43,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:44,569 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:25:44,570 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:25:44,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,580 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 20:25:44,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:44,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:44,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:44,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:44,656 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,658 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:44,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:44,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:44,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 20:25:44,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:44,728 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,732 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:44,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:44,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:44,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 20:25:44,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-21 20:25:44,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,795 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 20:25:44,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:44,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:44,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:44,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:44,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,839 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 20:25:44,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:44,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:44,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:44,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-21 20:25:44,875 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,876 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 20:25:44,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:44,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:44,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-21 20:25:44,915 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,917 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 20:25:44,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:44,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:44,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:44,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:44,953 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,954 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 20:25:44,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:44,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:44,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:44,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:44,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:44,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:44,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:44,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:44,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:44,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-21 20:25:44,990 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:44,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:44,990 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:44,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 20:25:44,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-21 20:25:45,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,029 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 20:25:45,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,066 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 20:25:45,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-21 20:25:45,113 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,114 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 20:25:45,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,152 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,153 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 20:25:45,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,205 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,206 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 20:25:45,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-10-21 20:25:45,259 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,260 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-21 20:25:45,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,346 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-21 20:25:45,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:45,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:45,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,427 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,429 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-21 20:25:45,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,500 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,501 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-21 20:25:45,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:45,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:45,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:45,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,540 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,541 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-21 20:25:45,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,585 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:45,586 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:45,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,644 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,646 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:45,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:45,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-21 20:25:45,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,728 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:45,745 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:45,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-21 20:25:45,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,778 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,780 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-21 20:25:45,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:45,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:45,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,856 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,857 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,880 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:45,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:45,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-21 20:25:45,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:45,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:45,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:45,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:45,930 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:45,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-21 20:25:45,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:45,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:45,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:45,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:45,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:45,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:45,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:46,040 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:25:46,253 INFO L443 ModelExtractionUtils]: Simplification made 35 calls to the SMT solver. [2021-10-21 20:25:46,253 INFO L444 ModelExtractionUtils]: 26 out of 73 variables were initially zero. Simplification set additionally 42 variables to zero. [2021-10-21 20:25:46,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:46,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:46,256 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:46,265 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:25:46,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-21 20:25:46,297 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-21 20:25:46,297 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:25:46,297 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_memcpy_~c2~0.offset) = -2*ULTIMATE.start_memcpy_~c2~0.offset + 1 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_memcpy_~c1~0.base)_1 + 1 >= 0] [2021-10-21 20:25:46,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:46,419 INFO L297 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2021-10-21 20:25:46,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:25:46,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-21 20:25:46,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:25:46,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-10-21 20:25:46,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:25:46,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-21 20:25:46,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:25:46,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:25:46,849 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 1 loop predicates [2021-10-21 20:25:46,849 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:47,035 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 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 26 states and 29 transitions. Complement of second has 11 states. [2021-10-21 20:25:47,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-21 20:25:47,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:47,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 20 transitions. [2021-10-21 20:25:47,036 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-21 20:25:47,036 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:47,037 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-21 20:25:47,037 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:47,037 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 9 letters. Loop has 4 letters. [2021-10-21 20:25:47,037 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:47,037 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 29 transitions. [2021-10-21 20:25:47,039 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:25:47,039 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 18 states and 19 transitions. [2021-10-21 20:25:47,039 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-10-21 20:25:47,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-10-21 20:25:47,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 19 transitions. [2021-10-21 20:25:47,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 20:25:47,040 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-10-21 20:25:47,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 19 transitions. [2021-10-21 20:25:47,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2021-10-21 20:25:47,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 13 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-10-21 20:25:47,042 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-10-21 20:25:47,042 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-10-21 20:25:47,043 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-21 20:25:47,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 15 transitions. [2021-10-21 20:25:47,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:25:47,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:25:47,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:25:47,045 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:25:47,045 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:25:47,045 INFO L791 eck$LassoCheckResult]: Stem: 365#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 366#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 363#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 364#L516 assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 369#L517-4 call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 370#L517-1 assume !!(0 != strlen_#t~mem8);havoc strlen_#t~mem8;strlen_#t~pre7 := 1 + strlen_~i~0;strlen_~i~0 := 1 + strlen_~i~0;havoc strlen_#t~pre7; 374#L517-3 strlen_#t~pre6.base, strlen_#t~pre6.offset := strlen_~s.base, 1 + strlen_~s.offset;strlen_~s.base, strlen_~s.offset := strlen_~s.base, 1 + strlen_~s.offset;havoc strlen_#t~pre6.base, strlen_#t~pre6.offset; 371#L517-4 call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 372#L517-1 assume !(0 != strlen_#t~mem8);havoc strlen_#t~mem8; 373#L517-5 strlen_#res := strlen_~i~0; 375#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset;havoc strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 367#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 368#L511-3 [2021-10-21 20:25:47,046 INFO L793 eck$LassoCheckResult]: Loop: 368#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 376#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset;havoc memcpy_#t~mem5; 368#L511-3 [2021-10-21 20:25:47,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:47,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1230807917, now seen corresponding path program 1 times [2021-10-21 20:25:47,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:47,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735306836] [2021-10-21 20:25:47,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:47,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:47,066 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:47,087 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:47,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:47,088 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 3 times [2021-10-21 20:25:47,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:47,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989600938] [2021-10-21 20:25:47,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:47,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:47,095 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:47,102 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:47,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:47,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1690400584, now seen corresponding path program 1 times [2021-10-21 20:25:47,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:25:47,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169404549] [2021-10-21 20:25:47,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:25:47,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:25:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:47,126 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:25:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:25:47,153 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:25:48,469 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:25:48,470 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:25:48,470 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:25:48,470 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:25:48,470 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:25:48,470 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:48,470 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:25:48,470 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:25:48,470 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration4_Lasso [2021-10-21 20:25:48,470 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:25:48,470 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:25:48,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:48,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:49,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:25:50,417 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:25:50,417 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:25:50,417 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,428 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-21 20:25:50,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:50,505 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,507 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-21 20:25:50,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-10-21 20:25:50,571 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,572 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-21 20:25:50,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,582 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-21 20:25:50,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,603 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-21 20:25:50,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-21 20:25:50,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,638 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-21 20:25:50,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-21 20:25:50,681 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,681 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-21 20:25:50,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-21 20:25:50,710 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,711 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-21 20:25:50,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:50,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,785 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:50,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:50,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-21 20:25:50,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-21 20:25:50,821 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,822 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-21 20:25:50,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-21 20:25:50,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,851 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-21 20:25:50,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:50,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:50,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:50,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,881 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-21 20:25:50,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-21 20:25:50,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,917 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-21 20:25:50,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-21 20:25:50,945 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,946 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-21 20:25:50,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:50,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:50,974 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:50,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:50,975 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:50,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-21 20:25:50,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:50,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:50,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:50,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:50,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:50,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:50,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:50,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:50,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-10-21 20:25:51,006 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,006 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-21 20:25:51,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,034 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,035 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-21 20:25:51,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,063 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,064 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-21 20:25:51,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,094 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-21 20:25:51,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-21 20:25:51,122 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,122 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-21 20:25:51,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-10-21 20:25:51,162 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,163 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-21 20:25:51,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-21 20:25:51,191 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,191 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-21 20:25:51,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,220 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-21 20:25:51,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-10-21 20:25:51,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,249 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-21 20:25:51,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,285 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-21 20:25:51,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,331 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-21 20:25:51,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:25:51,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:25:51,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:25:51,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:25:51,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,359 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,360 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-21 20:25:51,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:25:51,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:25:51,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:25:51,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:25:51,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:25:51,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:25:51,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:25:51,423 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:25:51,482 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2021-10-21 20:25:51,482 INFO L444 ModelExtractionUtils]: 53 out of 76 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-10-21 20:25:51,482 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:25:51,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:25:51,483 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:25:51,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-21 20:25:51,488 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:25:51,497 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 20:25:51,497 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:25:51,497 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_memcpy_~c2~0.offset, v_rep(select #length ULTIMATE.start_memcpy_~c1~0.base)_2) = -1*ULTIMATE.start_memcpy_~c2~0.offset + 1*v_rep(select #length ULTIMATE.start_memcpy_~c1~0.base)_2 Supporting invariants [] [2021-10-21 20:25:51,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-21 20:25:51,580 INFO L297 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2021-10-21 20:25:51,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:25:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:25:51,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-21 20:25:51,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:25:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:25:51,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-21 20:25:51,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:25:51,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-21 20:25:51,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:25:51,850 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 1 loop predicates [2021-10-21 20:25:51,850 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 15 transitions. cyclomatic complexity: 3 Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:51,902 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 15 transitions. cyclomatic complexity: 3. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 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 18 states and 20 transitions. Complement of second has 7 states. [2021-10-21 20:25:51,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 20:25:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:25:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 16 transitions. [2021-10-21 20:25:51,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 12 letters. Loop has 2 letters. [2021-10-21 20:25:51,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:51,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 14 letters. Loop has 2 letters. [2021-10-21 20:25:51,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:51,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 12 letters. Loop has 4 letters. [2021-10-21 20:25:51,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:25:51,904 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2021-10-21 20:25:51,905 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:25:51,905 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2021-10-21 20:25:51,905 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:25:51,905 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:25:51,906 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:25:51,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:25:51,906 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:25:51,906 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:25:51,906 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:25:51,906 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-21 20:25:51,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:25:51,906 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:25:51,907 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:25:51,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:25:51 BoogieIcfgContainer [2021-10-21 20:25:51,910 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:25:51,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:25:51,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:25:51,911 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:25:51,911 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:25:36" (3/4) ... [2021-10-21 20:25:51,913 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:25:51,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:25:51,914 INFO L168 Benchmark]: Toolchain (without parser) took 17014.05 ms. Allocated memory was 94.4 MB in the beginning and 142.6 MB in the end (delta: 48.2 MB). Free memory was 57.1 MB in the beginning and 103.8 MB in the end (delta: -46.7 MB). Peak memory consumption was 417.3 kB. Max. memory is 16.1 GB. [2021-10-21 20:25:51,915 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory was 66.5 MB in the beginning and 66.5 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:25:51,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.33 ms. Allocated memory was 94.4 MB in the beginning and 115.3 MB in the end (delta: 21.0 MB). Free memory was 56.9 MB in the beginning and 85.2 MB in the end (delta: -28.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:25:51,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.37 ms. Allocated memory is still 115.3 MB. Free memory was 85.2 MB in the beginning and 83.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:25:51,916 INFO L168 Benchmark]: Boogie Preprocessor took 34.31 ms. Allocated memory is still 115.3 MB. Free memory was 83.2 MB in the beginning and 81.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:25:51,916 INFO L168 Benchmark]: RCFGBuilder took 394.44 ms. Allocated memory is still 115.3 MB. Free memory was 81.7 MB in the beginning and 70.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:25:51,917 INFO L168 Benchmark]: BuchiAutomizer took 15858.57 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 70.1 MB in the beginning and 104.8 MB in the end (delta: -34.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:25:51,917 INFO L168 Benchmark]: Witness Printer took 2.67 ms. Allocated memory is still 142.6 MB. Free memory was 104.8 MB in the beginning and 103.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:25:51,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory was 66.5 MB in the beginning and 66.5 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 618.33 ms. Allocated memory was 94.4 MB in the beginning and 115.3 MB in the end (delta: 21.0 MB). Free memory was 56.9 MB in the beginning and 85.2 MB in the end (delta: -28.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.37 ms. Allocated memory is still 115.3 MB. Free memory was 85.2 MB in the beginning and 83.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.31 ms. Allocated memory is still 115.3 MB. Free memory was 83.2 MB in the beginning and 81.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 394.44 ms. Allocated memory is still 115.3 MB. Free memory was 81.7 MB in the beginning and 70.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 15858.57 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 70.1 MB in the beginning and 104.8 MB in the end (delta: -34.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 2.67 ms. Allocated memory is still 142.6 MB. Free memory was 104.8 MB in the beginning and 103.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * s and consists of 5 locations. One deterministic module has affine ranking function -2 * c2 + 1 and consists of 9 locations. One deterministic module has affine ranking function unknown-#length-unknown[c1] + -1 * c2 and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.8s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 14.3s. Construction of modules took 0.0s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 18.3ms AutomataMinimizationTime, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 14 states and ocurred in iteration 1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 40 SDtfs, 60 SDslu, 44 SDs, 0 SdLazy, 61 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 78.7ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital221 mio100 ax100 hnf100 lsp94 ukn95 mio100 lsp50 div119 bol100 ite100 ukn100 eq191 hnf82 smp95 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms 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! [2021-10-21 20:25:51,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633dd23e-9054-4e03-b453-4c6826d7691c/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...