./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD --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 8dd5f6931770ddb4b9cf8eb898fe5864af65999ea8d319a841184b1f7adb29d2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 00:04:11,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 00:04:11,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 00:04:12,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 00:04:12,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 00:04:12,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 00:04:12,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 00:04:12,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 00:04:12,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 00:04:12,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 00:04:12,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 00:04:12,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 00:04:12,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 00:04:12,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 00:04:12,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 00:04:12,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 00:04:12,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 00:04:12,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 00:04:12,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 00:04:12,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 00:04:12,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 00:04:12,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 00:04:12,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 00:04:12,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 00:04:12,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 00:04:12,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 00:04:12,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 00:04:12,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 00:04:12,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 00:04:12,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 00:04:12,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 00:04:12,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 00:04:12,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 00:04:12,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 00:04:12,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 00:04:12,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 00:04:12,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 00:04:12,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 00:04:12,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 00:04:12,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 00:04:12,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 00:04:12,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-29 00:04:12,230 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 00:04:12,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 00:04:12,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-29 00:04:12,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-29 00:04:12,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 00:04:12,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 00:04:12,235 INFO L138 SettingsManager]: * Use SBE=true [2021-10-29 00:04:12,235 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-29 00:04:12,236 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-29 00:04:12,236 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-29 00:04:12,237 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-29 00:04:12,238 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-29 00:04:12,238 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-29 00:04:12,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 00:04:12,239 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 00:04:12,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 00:04:12,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 00:04:12,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-29 00:04:12,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-29 00:04:12,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-29 00:04:12,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 00:04:12,241 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-29 00:04:12,241 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 00:04:12,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-29 00:04:12,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 00:04:12,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 00:04:12,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 00:04:12,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-29 00:04:12,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 00:04:12,246 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-29 00:04:12,246 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_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dd5f6931770ddb4b9cf8eb898fe5864af65999ea8d319a841184b1f7adb29d2 [2021-10-29 00:04:12,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 00:04:12,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 00:04:12,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 00:04:12,639 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 00:04:12,640 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 00:04:12,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i [2021-10-29 00:04:12,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/data/1abdea6ec/90df8101eeba4675b7f8398be30ad707/FLAG610636509 [2021-10-29 00:04:13,414 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 00:04:13,415 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i [2021-10-29 00:04:13,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/data/1abdea6ec/90df8101eeba4675b7f8398be30ad707/FLAG610636509 [2021-10-29 00:04:13,678 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/data/1abdea6ec/90df8101eeba4675b7f8398be30ad707 [2021-10-29 00:04:13,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 00:04:13,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 00:04:13,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 00:04:13,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 00:04:13,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 00:04:13,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:04:13" (1/1) ... [2021-10-29 00:04:13,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72124e2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:13, skipping insertion in model container [2021-10-29 00:04:13,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:04:13" (1/1) ... [2021-10-29 00:04:13,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 00:04:13,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 00:04:14,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 00:04:14,176 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 00:04:14,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 00:04:14,265 INFO L208 MainTranslator]: Completed translation [2021-10-29 00:04:14,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14 WrapperNode [2021-10-29 00:04:14,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 00:04:14,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 00:04:14,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 00:04:14,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 00:04:14,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 00:04:14,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 00:04:14,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 00:04:14,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 00:04:14,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 00:04:14,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 00:04:14,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 00:04:14,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 00:04:14,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (1/1) ... [2021-10-29 00:04:14,373 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:14,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:14,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:14,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-29 00:04:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 00:04:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 00:04:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 00:04:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 00:04:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 00:04:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 00:04:14,877 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 00:04:14,877 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-29 00:04:14,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:04:14 BoogieIcfgContainer [2021-10-29 00:04:14,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 00:04:14,881 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-29 00:04:14,882 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-29 00:04:14,886 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-29 00:04:14,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-29 00:04:14,888 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.10 12:04:13" (1/3) ... [2021-10-29 00:04:14,892 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e4f2630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.10 12:04:14, skipping insertion in model container [2021-10-29 00:04:14,892 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-29 00:04:14,892 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:04:14" (2/3) ... [2021-10-29 00:04:14,893 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e4f2630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.10 12:04:14, skipping insertion in model container [2021-10-29 00:04:14,893 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-29 00:04:14,893 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:04:14" (3/3) ... [2021-10-29 00:04:14,898 INFO L389 chiAutomizerObserver]: Analyzing ICFG cstrspn_mixed_alloca.i [2021-10-29 00:04:14,961 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-29 00:04:14,962 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-29 00:04:14,962 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-29 00:04:14,962 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-29 00:04:14,962 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-29 00:04:14,962 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-29 00:04:14,962 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-29 00:04:14,963 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-29 00:04:15,012 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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) [2021-10-29 00:04:15,060 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-10-29 00:04:15,061 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-29 00:04:15,061 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-29 00:04:15,069 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-29 00:04:15,069 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-29 00:04:15,069 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-29 00:04:15,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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) [2021-10-29 00:04:15,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-10-29 00:04:15,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-29 00:04:15,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-29 00:04:15,074 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-29 00:04:15,074 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-29 00:04:15,083 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 9#L-1true havoc main_#res;havoc main_#t~nondet213, main_#t~nondet214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~malloc216.base, main_#t~malloc216.offset, main_#t~ret217, main_~length1~0, main_~length2~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet213;havoc main_#t~nondet213;main_~length2~0 := main_#t~nondet214;havoc main_#t~nondet214; 17#L382true assume !(main_~length1~0 < 1); 15#L382-2true assume !(main_~length2~0 < 1); 6#L385-1true call main_#t~malloc215.base, main_#t~malloc215.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc215.base, main_#t~malloc215.offset;call main_#t~malloc216.base, main_#t~malloc216.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc216.base, main_#t~malloc216.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset, 1);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1);cstrspn_#in~s1.base, cstrspn_#in~s1.offset, cstrspn_#in~s2.base, cstrspn_#in~s2.offset := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;havoc cstrspn_#res;havoc cstrspn_#t~mem207, cstrspn_#t~post211.base, cstrspn_#t~post211.offset, cstrspn_#t~mem208, cstrspn_#t~mem209, cstrspn_#t~short210, cstrspn_#t~mem212, cstrspn_#t~post205.base, cstrspn_#t~post205.offset, cstrspn_#t~mem206, cstrspn_~s1.base, cstrspn_~s1.offset, cstrspn_~s2.base, cstrspn_~s2.offset, cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, cstrspn_~s~0.base, cstrspn_~s~0.offset, cstrspn_~c~0;cstrspn_~s1.base, cstrspn_~s1.offset := cstrspn_#in~s1.base, cstrspn_#in~s1.offset;cstrspn_~s2.base, cstrspn_~s2.offset := cstrspn_#in~s2.base, cstrspn_#in~s2.offset;havoc cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;havoc cstrspn_~s~0.base, cstrspn_~s~0.offset;havoc cstrspn_~c~0;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_~s1.base, cstrspn_~s1.offset; 10#L369-4true [2021-10-29 00:04:15,084 INFO L793 eck$LassoCheckResult]: Loop: 10#L369-4true call cstrspn_#t~mem206 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1); 16#L369-1true assume !!(0 != cstrspn_#t~mem206);havoc cstrspn_#t~mem206;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_~s2.base, cstrspn_~s2.offset;call cstrspn_#t~mem207 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1);cstrspn_~c~0 := cstrspn_#t~mem207;havoc cstrspn_#t~mem207; 8#L372-5true assume !true; 7#L372-6true call cstrspn_#t~mem212 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1); 18#L374true assume !(cstrspn_#t~mem212 != cstrspn_~c~0);havoc cstrspn_#t~mem212; 11#L369-3true cstrspn_#t~post205.base, cstrspn_#t~post205.offset := cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_#t~post205.base, 1 + cstrspn_#t~post205.offset;havoc cstrspn_#t~post205.base, cstrspn_#t~post205.offset; 10#L369-4true [2021-10-29 00:04:15,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:15,092 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2021-10-29 00:04:15,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:15,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863989990] [2021-10-29 00:04:15,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:15,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,246 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,355 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:15,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:15,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917130, now seen corresponding path program 1 times [2021-10-29 00:04:15,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:15,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859007792] [2021-10-29 00:04:15,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:15,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:04:15,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:04:15,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859007792] [2021-10-29 00:04:15,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859007792] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:04:15,443 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:04:15,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 00:04:15,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582140180] [2021-10-29 00:04:15,449 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-29 00:04:15,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:04:15,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 00:04:15,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 00:04:15,472 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2021-10-29 00:04:15,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:04:15,480 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-10-29 00:04:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 00:04:15,482 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2021-10-29 00:04:15,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-10-29 00:04:15,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 17 transitions. [2021-10-29 00:04:15,493 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-10-29 00:04:15,494 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-10-29 00:04:15,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2021-10-29 00:04:15,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-29 00:04:15,495 INFO L681 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-10-29 00:04:15,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2021-10-29 00:04:15,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-10-29 00:04:15,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 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) [2021-10-29 00:04:15,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2021-10-29 00:04:15,530 INFO L704 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-10-29 00:04:15,530 INFO L587 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-10-29 00:04:15,530 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-29 00:04:15,531 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2021-10-29 00:04:15,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-10-29 00:04:15,534 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-29 00:04:15,534 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-29 00:04:15,535 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-29 00:04:15,535 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 00:04:15,536 INFO L791 eck$LassoCheckResult]: Stem: 44#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 45#L-1 havoc main_#res;havoc main_#t~nondet213, main_#t~nondet214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~malloc216.base, main_#t~malloc216.offset, main_#t~ret217, main_~length1~0, main_~length2~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet213;havoc main_#t~nondet213;main_~length2~0 := main_#t~nondet214;havoc main_#t~nondet214; 52#L382 assume !(main_~length1~0 < 1); 56#L382-2 assume !(main_~length2~0 < 1); 46#L385-1 call main_#t~malloc215.base, main_#t~malloc215.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc215.base, main_#t~malloc215.offset;call main_#t~malloc216.base, main_#t~malloc216.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc216.base, main_#t~malloc216.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset, 1);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1);cstrspn_#in~s1.base, cstrspn_#in~s1.offset, cstrspn_#in~s2.base, cstrspn_#in~s2.offset := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;havoc cstrspn_#res;havoc cstrspn_#t~mem207, cstrspn_#t~post211.base, cstrspn_#t~post211.offset, cstrspn_#t~mem208, cstrspn_#t~mem209, cstrspn_#t~short210, cstrspn_#t~mem212, cstrspn_#t~post205.base, cstrspn_#t~post205.offset, cstrspn_#t~mem206, cstrspn_~s1.base, cstrspn_~s1.offset, cstrspn_~s2.base, cstrspn_~s2.offset, cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, cstrspn_~s~0.base, cstrspn_~s~0.offset, cstrspn_~c~0;cstrspn_~s1.base, cstrspn_~s1.offset := cstrspn_#in~s1.base, cstrspn_#in~s1.offset;cstrspn_~s2.base, cstrspn_~s2.offset := cstrspn_#in~s2.base, cstrspn_#in~s2.offset;havoc cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;havoc cstrspn_~s~0.base, cstrspn_~s~0.offset;havoc cstrspn_~c~0;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_~s1.base, cstrspn_~s1.offset; 47#L369-4 [2021-10-29 00:04:15,536 INFO L793 eck$LassoCheckResult]: Loop: 47#L369-4 call cstrspn_#t~mem206 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1); 53#L369-1 assume !!(0 != cstrspn_#t~mem206);havoc cstrspn_#t~mem206;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_~s2.base, cstrspn_~s2.offset;call cstrspn_#t~mem207 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1);cstrspn_~c~0 := cstrspn_#t~mem207;havoc cstrspn_#t~mem207; 50#L372-5 call cstrspn_#t~mem208 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := 0 != cstrspn_#t~mem208; 51#L372-1 assume cstrspn_#t~short210;call cstrspn_#t~mem209 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := cstrspn_#t~mem209 != (if cstrspn_~c~0 % 256 <= 127 then cstrspn_~c~0 % 256 else cstrspn_~c~0 % 256 - 256); 55#L372-3 assume !cstrspn_#t~short210;havoc cstrspn_#t~mem208;havoc cstrspn_#t~mem209;havoc cstrspn_#t~short210; 48#L372-6 call cstrspn_#t~mem212 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1); 49#L374 assume !(cstrspn_#t~mem212 != cstrspn_~c~0);havoc cstrspn_#t~mem212; 54#L369-3 cstrspn_#t~post205.base, cstrspn_#t~post205.offset := cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_#t~post205.base, 1 + cstrspn_#t~post205.offset;havoc cstrspn_#t~post205.base, cstrspn_#t~post205.offset; 47#L369-4 [2021-10-29 00:04:15,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:15,540 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2021-10-29 00:04:15,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:15,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991828708] [2021-10-29 00:04:15,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:15,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,584 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,613 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:15,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:15,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1927396657, now seen corresponding path program 1 times [2021-10-29 00:04:15,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:15,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013561280] [2021-10-29 00:04:15,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:15,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,635 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,675 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:15,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:15,677 INFO L85 PathProgramCache]: Analyzing trace with hash -102988426, now seen corresponding path program 1 times [2021-10-29 00:04:15,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:15,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113727852] [2021-10-29 00:04:15,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:15,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,774 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:15,820 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:17,275 INFO L210 LassoAnalysis]: Preferences: [2021-10-29 00:04:17,275 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-29 00:04:17,282 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-29 00:04:17,283 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-29 00:04:17,283 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-29 00:04:17,283 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:17,283 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-29 00:04:17,283 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-29 00:04:17,283 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrspn_mixed_alloca.i_Iteration2_Lasso [2021-10-29 00:04:17,283 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-29 00:04:17,284 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-29 00:04:17,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:17,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:18,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:18,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:18,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:18,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:18,820 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-29 00:04:18,830 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-29 00:04:18,832 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:18,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:18,835 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:18,846 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 [2021-10-29 00:04:18,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:18,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:18,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:18,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:18,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:18,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:18,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:18,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-29 00:04:18,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:18,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:18,901 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:18,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:18,904 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:18,917 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 [2021-10-29 00:04:18,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:18,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:18,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:18,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:18,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:18,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:18,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-29 00:04:18,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:18,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:18,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:18,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,000 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-29 00:04:19,010 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 [2021-10-29 00:04:19,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,099 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,101 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,110 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 [2021-10-29 00:04:19,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-29 00:04:19,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,183 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,185 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-29 00:04:19,191 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 [2021-10-29 00:04:19,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:19,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:19,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,260 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,261 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-29 00:04:19,263 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 [2021-10-29 00:04:19,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-29 00:04:19,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,309 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-29 00:04:19,311 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 [2021-10-29 00:04:19,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-29 00:04:19,386 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,391 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-29 00:04:19,395 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 [2021-10-29 00:04:19,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,445 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,447 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-29 00:04:19,453 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 [2021-10-29 00:04:19,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,526 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-29 00:04:19,542 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 [2021-10-29 00:04:19,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,581 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-29 00:04:19,584 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 [2021-10-29 00:04:19,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-29 00:04:19,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,633 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-29 00:04:19,635 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 [2021-10-29 00:04:19,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:19,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:19,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:19,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,671 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-29 00:04:19,675 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 [2021-10-29 00:04:19,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:19,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:19,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,771 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,773 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,779 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 [2021-10-29 00:04:19,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:19,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:19,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-29 00:04:19,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:19,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:19,843 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,844 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:19,861 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 [2021-10-29 00:04:19,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-29 00:04:19,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:19,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:19,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:19,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:19,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:19,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:19,918 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-29 00:04:19,961 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-29 00:04:19,962 INFO L444 ModelExtractionUtils]: 18 out of 49 variables were initially zero. Simplification set additionally 28 variables to zero. [2021-10-29 00:04:19,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:19,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:19,968 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:20,007 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-29 00:04:20,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-29 00:04:20,029 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-29 00:04:20,030 INFO L513 LassoAnalysis]: Proved termination. [2021-10-29 00:04:20,030 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc215.base)_1, ULTIMATE.start_cstrspn_~sc1~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc215.base)_1 - 1*ULTIMATE.start_cstrspn_~sc1~0.offset Supporting invariants [] [2021-10-29 00:04:20,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:20,152 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2021-10-29 00:04:20,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:20,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 00:04:20,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:20,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 00:04:20,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:20,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:04:20,490 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-29 00:04:20,491 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-10-29 00:04:20,580 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 21 states and 28 transitions. Complement of second has 4 states. [2021-10-29 00:04:20,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-29 00:04:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-10-29 00:04:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2021-10-29 00:04:20,584 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 8 letters. [2021-10-29 00:04:20,585 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:20,586 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 13 letters. Loop has 8 letters. [2021-10-29 00:04:20,586 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:20,587 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 16 letters. [2021-10-29 00:04:20,587 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:20,588 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2021-10-29 00:04:20,589 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-29 00:04:20,590 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 25 transitions. [2021-10-29 00:04:20,590 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-10-29 00:04:20,591 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-10-29 00:04:20,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2021-10-29 00:04:20,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-29 00:04:20,591 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2021-10-29 00:04:20,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2021-10-29 00:04:20,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-29 00:04:20,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 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) [2021-10-29 00:04:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2021-10-29 00:04:20,595 INFO L704 BuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2021-10-29 00:04:20,595 INFO L587 BuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2021-10-29 00:04:20,595 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-29 00:04:20,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2021-10-29 00:04:20,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-29 00:04:20,597 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-29 00:04:20,597 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-29 00:04:20,597 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-29 00:04:20,598 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-29 00:04:20,598 INFO L791 eck$LassoCheckResult]: Stem: 178#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 179#L-1 havoc main_#res;havoc main_#t~nondet213, main_#t~nondet214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~malloc216.base, main_#t~malloc216.offset, main_#t~ret217, main_~length1~0, main_~length2~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet213;havoc main_#t~nondet213;main_~length2~0 := main_#t~nondet214;havoc main_#t~nondet214; 188#L382 assume !(main_~length1~0 < 1); 195#L382-2 assume !(main_~length2~0 < 1); 180#L385-1 call main_#t~malloc215.base, main_#t~malloc215.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc215.base, main_#t~malloc215.offset;call main_#t~malloc216.base, main_#t~malloc216.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc216.base, main_#t~malloc216.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset, 1);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1);cstrspn_#in~s1.base, cstrspn_#in~s1.offset, cstrspn_#in~s2.base, cstrspn_#in~s2.offset := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;havoc cstrspn_#res;havoc cstrspn_#t~mem207, cstrspn_#t~post211.base, cstrspn_#t~post211.offset, cstrspn_#t~mem208, cstrspn_#t~mem209, cstrspn_#t~short210, cstrspn_#t~mem212, cstrspn_#t~post205.base, cstrspn_#t~post205.offset, cstrspn_#t~mem206, cstrspn_~s1.base, cstrspn_~s1.offset, cstrspn_~s2.base, cstrspn_~s2.offset, cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, cstrspn_~s~0.base, cstrspn_~s~0.offset, cstrspn_~c~0;cstrspn_~s1.base, cstrspn_~s1.offset := cstrspn_#in~s1.base, cstrspn_#in~s1.offset;cstrspn_~s2.base, cstrspn_~s2.offset := cstrspn_#in~s2.base, cstrspn_#in~s2.offset;havoc cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;havoc cstrspn_~s~0.base, cstrspn_~s~0.offset;havoc cstrspn_~c~0;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_~s1.base, cstrspn_~s1.offset; 181#L369-4 call cstrspn_#t~mem206 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1); 190#L369-1 assume !!(0 != cstrspn_#t~mem206);havoc cstrspn_#t~mem206;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_~s2.base, cstrspn_~s2.offset;call cstrspn_#t~mem207 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1);cstrspn_~c~0 := cstrspn_#t~mem207;havoc cstrspn_#t~mem207; 184#L372-5 [2021-10-29 00:04:20,598 INFO L793 eck$LassoCheckResult]: Loop: 184#L372-5 call cstrspn_#t~mem208 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := 0 != cstrspn_#t~mem208; 185#L372-1 assume cstrspn_#t~short210;call cstrspn_#t~mem209 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := cstrspn_#t~mem209 != (if cstrspn_~c~0 % 256 <= 127 then cstrspn_~c~0 % 256 else cstrspn_~c~0 % 256 - 256); 193#L372-3 assume !!cstrspn_#t~short210;havoc cstrspn_#t~mem208;havoc cstrspn_#t~mem209;havoc cstrspn_#t~short210;cstrspn_#t~post211.base, cstrspn_#t~post211.offset := cstrspn_~s~0.base, cstrspn_~s~0.offset;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_#t~post211.base, cstrspn_#t~post211.offset - 1;havoc cstrspn_#t~post211.base, cstrspn_#t~post211.offset; 184#L372-5 [2021-10-29 00:04:20,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:20,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935595, now seen corresponding path program 1 times [2021-10-29 00:04:20,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:20,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62922507] [2021-10-29 00:04:20,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:20,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:20,623 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:20,648 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:20,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:20,649 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2021-10-29 00:04:20,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:20,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088700090] [2021-10-29 00:04:20,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:20,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:20,657 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:20,665 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:20,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:20,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1593218778, now seen corresponding path program 1 times [2021-10-29 00:04:20,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:20,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579540689] [2021-10-29 00:04:20,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:20,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:20,703 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:20,749 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:20,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:21,903 INFO L210 LassoAnalysis]: Preferences: [2021-10-29 00:04:21,903 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-29 00:04:21,903 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-29 00:04:21,903 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-29 00:04:21,904 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-29 00:04:21,904 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:21,904 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-29 00:04:21,904 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-29 00:04:21,904 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrspn_mixed_alloca.i_Iteration3_Lasso [2021-10-29 00:04:21,904 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-29 00:04:21,904 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-29 00:04:21,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:21,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:22,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:22,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:23,446 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-29 00:04:23,447 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-29 00:04:23,447 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,456 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-29 00:04:23,460 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 [2021-10-29 00:04:23,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:23,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:23,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:23,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:23,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:23,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:23,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:23,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:23,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:23,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,536 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,543 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 [2021-10-29 00:04:23,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:23,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:23,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:23,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:23,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:23,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:23,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:23,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-29 00:04:23,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:23,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:23,604 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,605 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,611 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 [2021-10-29 00:04:23,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-29 00:04:23,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:23,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:23,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:23,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:23,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:23,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:23,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:23,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:23,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-10-29 00:04:23,652 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,653 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-29 00:04:23,679 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 [2021-10-29 00:04:23,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:23,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:23,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:23,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:23,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:23,693 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:23,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:23,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:23,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,760 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,762 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 [2021-10-29 00:04:23,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:23,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:23,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:23,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:23,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:23,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:23,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:23,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-29 00:04:23,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:23,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:23,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,837 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,841 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 [2021-10-29 00:04:23,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:23,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:23,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:23,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:23,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:23,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:23,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:23,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-29 00:04:23,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:23,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:23,909 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,910 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-29 00:04:23,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-29 00:04:23,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:23,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:23,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:23,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:23,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:23,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:23,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:23,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:23,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:23,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:23,992 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:23,996 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 [2021-10-29 00:04:24,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:24,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:24,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-29 00:04:24,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-29 00:04:24,060 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,061 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-29 00:04:24,064 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 [2021-10-29 00:04:24,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,103 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,105 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 [2021-10-29 00:04:24,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-29 00:04:24,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,142 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,143 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-29 00:04:24,146 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 [2021-10-29 00:04:24,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-29 00:04:24,181 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,182 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-29 00:04:24,185 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 [2021-10-29 00:04:24,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-10-29 00:04:24,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,229 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-29 00:04:24,231 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 [2021-10-29 00:04:24,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,282 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,283 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 [2021-10-29 00:04:24,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-29 00:04:24,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-29 00:04:24,327 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,328 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-29 00:04:24,330 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 [2021-10-29 00:04:24,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,369 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,370 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-29 00:04:24,372 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 [2021-10-29 00:04:24,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:24,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:24,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:24,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-29 00:04:24,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,409 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-29 00:04:24,410 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 [2021-10-29 00:04:24,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:24,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:24,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,451 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-29 00:04:24,453 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 [2021-10-29 00:04:24,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:24,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:24,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-29 00:04:24,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,491 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-29 00:04:24,493 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 [2021-10-29 00:04:24,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:24,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:24,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,571 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-29 00:04:24,578 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 [2021-10-29 00:04:24,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:24,611 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:24,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,672 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,677 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 [2021-10-29 00:04:24,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-29 00:04:24,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,688 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-29 00:04:24,688 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2021-10-29 00:04:24,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:24,761 INFO L401 nArgumentSynthesizer]: We have 108 Motzkin's Theorem applications. [2021-10-29 00:04:24,761 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-10-29 00:04:24,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:24,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:24,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:24,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:24,977 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:24,984 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 [2021-10-29 00:04:24,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:24,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:24,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:24,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:25,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:25,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:25,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-29 00:04:25,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:25,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:25,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:25,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:25,066 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:25,073 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 [2021-10-29 00:04:25,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:25,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:25,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:25,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:25,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-29 00:04:25,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:25,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:25,137 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-29 00:04:25,224 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2021-10-29 00:04:25,224 INFO L444 ModelExtractionUtils]: 28 out of 55 variables were initially zero. Simplification set additionally 24 variables to zero. [2021-10-29 00:04:25,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:25,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:25,228 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:25,230 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-29 00:04:25,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-29 00:04:25,264 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-29 00:04:25,264 INFO L513 LassoAnalysis]: Proved termination. [2021-10-29 00:04:25,264 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString2~0.base)_1, ULTIMATE.start_cstrspn_~s~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString2~0.base)_1 + 2*ULTIMATE.start_cstrspn_~s~0.offset Supporting invariants [] [2021-10-29 00:04:25,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:25,408 INFO L297 tatePredicateManager]: 20 out of 21 supporting invariants were superfluous and have been removed [2021-10-29 00:04:25,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:25,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 00:04:25,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:25,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 00:04:25,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:04:25,587 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 [2021-10-29 00:04:25,588 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2021-10-29 00:04:25,645 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 43 states and 57 transitions. Complement of second has 6 states. [2021-10-29 00:04:25,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-29 00:04:25,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2021-10-29 00:04:25,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-10-29 00:04:25,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 3 letters. [2021-10-29 00:04:25,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:25,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 10 letters. Loop has 3 letters. [2021-10-29 00:04:25,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:25,648 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 6 letters. [2021-10-29 00:04:25,648 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:25,648 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 57 transitions. [2021-10-29 00:04:25,651 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-29 00:04:25,652 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 30 states and 40 transitions. [2021-10-29 00:04:25,652 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-10-29 00:04:25,652 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-10-29 00:04:25,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 40 transitions. [2021-10-29 00:04:25,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-29 00:04:25,653 INFO L681 BuchiCegarLoop]: Abstraction has 30 states and 40 transitions. [2021-10-29 00:04:25,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 40 transitions. [2021-10-29 00:04:25,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 24. [2021-10-29 00:04:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 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) [2021-10-29 00:04:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2021-10-29 00:04:25,657 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2021-10-29 00:04:25,657 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2021-10-29 00:04:25,657 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-29 00:04:25,658 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2021-10-29 00:04:25,659 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-29 00:04:25,659 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-29 00:04:25,659 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-29 00:04:25,660 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 00:04:25,660 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-29 00:04:25,660 INFO L791 eck$LassoCheckResult]: Stem: 382#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 383#L-1 havoc main_#res;havoc main_#t~nondet213, main_#t~nondet214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~malloc216.base, main_#t~malloc216.offset, main_#t~ret217, main_~length1~0, main_~length2~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet213;havoc main_#t~nondet213;main_~length2~0 := main_#t~nondet214;havoc main_#t~nondet214; 392#L382 assume !(main_~length1~0 < 1); 401#L382-2 assume !(main_~length2~0 < 1); 384#L385-1 call main_#t~malloc215.base, main_#t~malloc215.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc215.base, main_#t~malloc215.offset;call main_#t~malloc216.base, main_#t~malloc216.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc216.base, main_#t~malloc216.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset, 1);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1);cstrspn_#in~s1.base, cstrspn_#in~s1.offset, cstrspn_#in~s2.base, cstrspn_#in~s2.offset := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;havoc cstrspn_#res;havoc cstrspn_#t~mem207, cstrspn_#t~post211.base, cstrspn_#t~post211.offset, cstrspn_#t~mem208, cstrspn_#t~mem209, cstrspn_#t~short210, cstrspn_#t~mem212, cstrspn_#t~post205.base, cstrspn_#t~post205.offset, cstrspn_#t~mem206, cstrspn_~s1.base, cstrspn_~s1.offset, cstrspn_~s2.base, cstrspn_~s2.offset, cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, cstrspn_~s~0.base, cstrspn_~s~0.offset, cstrspn_~c~0;cstrspn_~s1.base, cstrspn_~s1.offset := cstrspn_#in~s1.base, cstrspn_#in~s1.offset;cstrspn_~s2.base, cstrspn_~s2.offset := cstrspn_#in~s2.base, cstrspn_#in~s2.offset;havoc cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;havoc cstrspn_~s~0.base, cstrspn_~s~0.offset;havoc cstrspn_~c~0;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_~s1.base, cstrspn_~s1.offset; 385#L369-4 call cstrspn_#t~mem206 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1); 393#L369-1 assume !!(0 != cstrspn_#t~mem206);havoc cstrspn_#t~mem206;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_~s2.base, cstrspn_~s2.offset;call cstrspn_#t~mem207 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1);cstrspn_~c~0 := cstrspn_#t~mem207;havoc cstrspn_#t~mem207; 402#L372-5 call cstrspn_#t~mem208 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := 0 != cstrspn_#t~mem208; 405#L372-1 assume !cstrspn_#t~short210; 403#L372-3 assume !cstrspn_#t~short210;havoc cstrspn_#t~mem208;havoc cstrspn_#t~mem209;havoc cstrspn_#t~short210; 386#L372-6 call cstrspn_#t~mem212 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1); 387#L374 assume !(cstrspn_#t~mem212 != cstrspn_~c~0);havoc cstrspn_#t~mem212; 397#L369-3 cstrspn_#t~post205.base, cstrspn_#t~post205.offset := cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_#t~post205.base, 1 + cstrspn_#t~post205.offset;havoc cstrspn_#t~post205.base, cstrspn_#t~post205.offset; 394#L369-4 call cstrspn_#t~mem206 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1); 396#L369-1 assume !!(0 != cstrspn_#t~mem206);havoc cstrspn_#t~mem206;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_~s2.base, cstrspn_~s2.offset;call cstrspn_#t~mem207 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1);cstrspn_~c~0 := cstrspn_#t~mem207;havoc cstrspn_#t~mem207; 388#L372-5 [2021-10-29 00:04:25,661 INFO L793 eck$LassoCheckResult]: Loop: 388#L372-5 call cstrspn_#t~mem208 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := 0 != cstrspn_#t~mem208; 389#L372-1 assume cstrspn_#t~short210;call cstrspn_#t~mem209 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := cstrspn_#t~mem209 != (if cstrspn_~c~0 % 256 <= 127 then cstrspn_~c~0 % 256 else cstrspn_~c~0 % 256 - 256); 398#L372-3 assume !!cstrspn_#t~short210;havoc cstrspn_#t~mem208;havoc cstrspn_#t~mem209;havoc cstrspn_#t~short210;cstrspn_#t~post211.base, cstrspn_#t~post211.offset := cstrspn_~s~0.base, cstrspn_~s~0.offset;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_#t~post211.base, cstrspn_#t~post211.offset - 1;havoc cstrspn_#t~post211.base, cstrspn_#t~post211.offset; 388#L372-5 [2021-10-29 00:04:25,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:25,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1587378397, now seen corresponding path program 1 times [2021-10-29 00:04:25,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:25,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057339657] [2021-10-29 00:04:25,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:25,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:04:25,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 00:04:25,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057339657] [2021-10-29 00:04:25,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057339657] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 00:04:25,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 00:04:25,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-29 00:04:25,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729781134] [2021-10-29 00:04:25,745 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-29 00:04:25,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:25,745 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times [2021-10-29 00:04:25,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:25,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803400276] [2021-10-29 00:04:25,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:25,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:25,752 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:25,759 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:25,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 00:04:25,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 00:04:25,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-29 00:04:25,899 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 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) [2021-10-29 00:04:25,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 00:04:25,989 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2021-10-29 00:04:25,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 00:04:25,990 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2021-10-29 00:04:25,992 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-29 00:04:25,993 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 27 states and 35 transitions. [2021-10-29 00:04:25,993 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-10-29 00:04:25,993 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-10-29 00:04:25,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 35 transitions. [2021-10-29 00:04:25,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-29 00:04:25,994 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 35 transitions. [2021-10-29 00:04:25,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 35 transitions. [2021-10-29 00:04:25,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2021-10-29 00:04:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 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) [2021-10-29 00:04:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2021-10-29 00:04:25,997 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2021-10-29 00:04:25,997 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2021-10-29 00:04:25,997 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-29 00:04:25,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 33 transitions. [2021-10-29 00:04:25,998 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-29 00:04:25,998 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-29 00:04:25,999 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-29 00:04:26,000 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 00:04:26,000 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-29 00:04:26,001 INFO L791 eck$LassoCheckResult]: Stem: 454#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 455#L-1 havoc main_#res;havoc main_#t~nondet213, main_#t~nondet214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~malloc216.base, main_#t~malloc216.offset, main_#t~ret217, main_~length1~0, main_~length2~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet213;havoc main_#t~nondet213;main_~length2~0 := main_#t~nondet214;havoc main_#t~nondet214; 464#L382 assume !(main_~length1~0 < 1); 473#L382-2 assume !(main_~length2~0 < 1); 456#L385-1 call main_#t~malloc215.base, main_#t~malloc215.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc215.base, main_#t~malloc215.offset;call main_#t~malloc216.base, main_#t~malloc216.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc216.base, main_#t~malloc216.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset, 1);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1);cstrspn_#in~s1.base, cstrspn_#in~s1.offset, cstrspn_#in~s2.base, cstrspn_#in~s2.offset := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;havoc cstrspn_#res;havoc cstrspn_#t~mem207, cstrspn_#t~post211.base, cstrspn_#t~post211.offset, cstrspn_#t~mem208, cstrspn_#t~mem209, cstrspn_#t~short210, cstrspn_#t~mem212, cstrspn_#t~post205.base, cstrspn_#t~post205.offset, cstrspn_#t~mem206, cstrspn_~s1.base, cstrspn_~s1.offset, cstrspn_~s2.base, cstrspn_~s2.offset, cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, cstrspn_~s~0.base, cstrspn_~s~0.offset, cstrspn_~c~0;cstrspn_~s1.base, cstrspn_~s1.offset := cstrspn_#in~s1.base, cstrspn_#in~s1.offset;cstrspn_~s2.base, cstrspn_~s2.offset := cstrspn_#in~s2.base, cstrspn_#in~s2.offset;havoc cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;havoc cstrspn_~s~0.base, cstrspn_~s~0.offset;havoc cstrspn_~c~0;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_~s1.base, cstrspn_~s1.offset; 457#L369-4 call cstrspn_#t~mem206 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1); 465#L369-1 assume !!(0 != cstrspn_#t~mem206);havoc cstrspn_#t~mem206;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_~s2.base, cstrspn_~s2.offset;call cstrspn_#t~mem207 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1);cstrspn_~c~0 := cstrspn_#t~mem207;havoc cstrspn_#t~mem207; 478#L372-5 call cstrspn_#t~mem208 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := 0 != cstrspn_#t~mem208; 477#L372-1 assume cstrspn_#t~short210;call cstrspn_#t~mem209 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := cstrspn_#t~mem209 != (if cstrspn_~c~0 % 256 <= 127 then cstrspn_~c~0 % 256 else cstrspn_~c~0 % 256 - 256); 475#L372-3 assume !cstrspn_#t~short210;havoc cstrspn_#t~mem208;havoc cstrspn_#t~mem209;havoc cstrspn_#t~short210; 458#L372-6 call cstrspn_#t~mem212 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1); 459#L374 assume !(cstrspn_#t~mem212 != cstrspn_~c~0);havoc cstrspn_#t~mem212; 469#L369-3 cstrspn_#t~post205.base, cstrspn_#t~post205.offset := cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset;cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset := cstrspn_#t~post205.base, 1 + cstrspn_#t~post205.offset;havoc cstrspn_#t~post205.base, cstrspn_#t~post205.offset; 466#L369-4 call cstrspn_#t~mem206 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1); 468#L369-1 assume !!(0 != cstrspn_#t~mem206);havoc cstrspn_#t~mem206;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_~s2.base, cstrspn_~s2.offset;call cstrspn_#t~mem207 := read~int(cstrspn_~sc1~0.base, cstrspn_~sc1~0.offset, 1);cstrspn_~c~0 := cstrspn_#t~mem207;havoc cstrspn_#t~mem207; 460#L372-5 [2021-10-29 00:04:26,020 INFO L793 eck$LassoCheckResult]: Loop: 460#L372-5 call cstrspn_#t~mem208 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := 0 != cstrspn_#t~mem208; 461#L372-1 assume cstrspn_#t~short210;call cstrspn_#t~mem209 := read~int(cstrspn_~s~0.base, cstrspn_~s~0.offset, 1);cstrspn_#t~short210 := cstrspn_#t~mem209 != (if cstrspn_~c~0 % 256 <= 127 then cstrspn_~c~0 % 256 else cstrspn_~c~0 % 256 - 256); 470#L372-3 assume !!cstrspn_#t~short210;havoc cstrspn_#t~mem208;havoc cstrspn_#t~mem209;havoc cstrspn_#t~short210;cstrspn_#t~post211.base, cstrspn_#t~post211.offset := cstrspn_~s~0.base, cstrspn_~s~0.offset;cstrspn_~s~0.base, cstrspn_~s~0.offset := cstrspn_#t~post211.base, cstrspn_#t~post211.offset - 1;havoc cstrspn_#t~post211.base, cstrspn_#t~post211.offset; 460#L372-5 [2021-10-29 00:04:26,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:26,021 INFO L85 PathProgramCache]: Analyzing trace with hash -187628965, now seen corresponding path program 2 times [2021-10-29 00:04:26,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:26,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834641679] [2021-10-29 00:04:26,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:26,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:26,064 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:26,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:26,122 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:26,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:26,131 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times [2021-10-29 00:04:26,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:26,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633211228] [2021-10-29 00:04:26,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:26,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:26,140 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:26,150 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:26,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:26,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1902015318, now seen corresponding path program 1 times [2021-10-29 00:04:26,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 00:04:26,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806658984] [2021-10-29 00:04:26,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 00:04:26,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 00:04:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:26,202 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 00:04:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 00:04:26,263 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 00:04:27,966 INFO L210 LassoAnalysis]: Preferences: [2021-10-29 00:04:27,967 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-29 00:04:27,967 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-29 00:04:27,967 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-29 00:04:27,967 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-29 00:04:27,967 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:27,967 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-29 00:04:27,967 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-29 00:04:27,967 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrspn_mixed_alloca.i_Iteration5_Lasso [2021-10-29 00:04:27,967 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-29 00:04:27,968 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-29 00:04:27,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:27,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:27,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:27,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:27,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:27,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:27,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:27,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:28,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:29,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-29 00:04:30,455 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-29 00:04:30,456 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-29 00:04:30,456 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,480 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-29 00:04:30,492 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 [2021-10-29 00:04:30,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-10-29 00:04:30,529 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,540 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-29 00:04:30,547 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 [2021-10-29 00:04:30,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-10-29 00:04:30,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,591 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-29 00:04:30,593 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 [2021-10-29 00:04:30,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:30,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:30,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:30,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,636 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-29 00:04:30,640 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 [2021-10-29 00:04:30,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:30,676 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,677 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-29 00:04:30,679 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 [2021-10-29 00:04:30,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:30,690 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:30,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-29 00:04:30,718 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,719 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-29 00:04:30,721 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 [2021-10-29 00:04:30,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:30,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,758 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-29 00:04:30,759 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 [2021-10-29 00:04:30,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:30,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,796 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-29 00:04:30,798 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 [2021-10-29 00:04:30,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-29 00:04:30,833 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,834 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-29 00:04:30,837 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 [2021-10-29 00:04:30,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-10-29 00:04:30,873 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,874 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-29 00:04:30,884 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 [2021-10-29 00:04:30,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:30,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:30,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:30,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:30,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:30,962 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:30,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:30,965 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:30,972 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 [2021-10-29 00:04:30,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:30,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:30,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:30,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:30,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:30,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:31,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-29 00:04:31,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-10-29 00:04:31,044 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,045 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-29 00:04:31,047 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 [2021-10-29 00:04:31,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:31,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:31,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:31,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-29 00:04:31,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,106 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-29 00:04:31,107 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 [2021-10-29 00:04:31,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:31,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:31,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:31,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-29 00:04:31,144 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,145 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-29 00:04:31,146 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 [2021-10-29 00:04:31,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:31,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:31,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:31,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-29 00:04:31,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,181 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-29 00:04:31,182 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 [2021-10-29 00:04:31,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:31,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:31,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:31,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-29 00:04:31,217 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,218 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-29 00:04:31,219 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 [2021-10-29 00:04:31,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:31,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:31,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:31,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-29 00:04:31,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,254 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-29 00:04:31,255 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 [2021-10-29 00:04:31,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-29 00:04:31,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-29 00:04:31,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-29 00:04:31,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-29 00:04:31,290 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,291 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-29 00:04:31,292 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 [2021-10-29 00:04:31,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:31,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:31,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-29 00:04:31,374 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,375 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,380 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 [2021-10-29 00:04:31,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:31,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:31,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-29 00:04:31,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:31,451 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,456 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,458 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 [2021-10-29 00:04:31,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:31,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:31,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-29 00:04:31,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:31,520 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,521 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,523 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 [2021-10-29 00:04:31,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-29 00:04:31,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:31,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:31,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:31,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,597 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-29 00:04:31,598 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 [2021-10-29 00:04:31,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:31,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:31,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:31,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:31,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:31,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-10-29 00:04:31,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:31,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:31,637 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:31,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-29 00:04:31,638 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 [2021-10-29 00:04:31,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:31,647 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-10-29 00:04:31,647 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2021-10-29 00:04:31,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:31,733 INFO L401 nArgumentSynthesizer]: We have 132 Motzkin's Theorem applications. [2021-10-29 00:04:31,734 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-10-29 00:04:31,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:32,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:32,041 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:32,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:32,042 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:32,052 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 [2021-10-29 00:04:32,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:32,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:32,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:32,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:32,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:32,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:32,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-29 00:04:32,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-29 00:04:32,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:32,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:32,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:32,134 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:32,138 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 [2021-10-29 00:04:32,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-29 00:04:32,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-29 00:04:32,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-29 00:04:32,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-29 00:04:32,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-29 00:04:32,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-29 00:04:32,167 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-29 00:04:32,203 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-29 00:04:32,293 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2021-10-29 00:04:32,293 INFO L444 ModelExtractionUtils]: 20 out of 58 variables were initially zero. Simplification set additionally 35 variables to zero. [2021-10-29 00:04:32,293 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-29 00:04:32,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-29 00:04:32,295 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-29 00:04:32,303 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-29 00:04:32,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-29 00:04:32,336 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-29 00:04:32,336 INFO L513 LassoAnalysis]: Proved termination. [2021-10-29 00:04:32,336 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc216.base)_3, ULTIMATE.start_cstrspn_~s~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216.base)_3 + 2*ULTIMATE.start_cstrspn_~s~0.offset Supporting invariants [] [2021-10-29 00:04:32,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:32,542 INFO L297 tatePredicateManager]: 30 out of 32 supporting invariants were superfluous and have been removed [2021-10-29 00:04:32,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:32,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 00:04:32,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:32,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-29 00:04:32,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:32,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 00:04:32,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:32,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:04:32,843 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 [2021-10-29 00:04:32,843 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2021-10-29 00:04:32,899 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) Result 41 states and 51 transitions. Complement of second has 6 states. [2021-10-29 00:04:32,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-29 00:04:32,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2021-10-29 00:04:32,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-10-29 00:04:32,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2021-10-29 00:04:32,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:32,901 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-29 00:04:32,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:32,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 00:04:32,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:33,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 00:04:33,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:33,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:04:33,166 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-29 00:04:33,166 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2021-10-29 00:04:33,225 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) Result 41 states and 51 transitions. Complement of second has 6 states. [2021-10-29 00:04:33,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-29 00:04:33,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2021-10-29 00:04:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-10-29 00:04:33,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2021-10-29 00:04:33,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:33,228 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-29 00:04:33,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 00:04:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:33,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 00:04:33,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 00:04:33,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 00:04:33,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 00:04:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 00:04:33,505 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-29 00:04:33,506 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2021-10-29 00:04:33,566 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) Result 41 states and 53 transitions. Complement of second has 5 states. [2021-10-29 00:04:33,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-29 00:04:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2021-10-29 00:04:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2021-10-29 00:04:33,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 15 letters. Loop has 3 letters. [2021-10-29 00:04:33,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:33,573 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 18 letters. Loop has 3 letters. [2021-10-29 00:04:33,576 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:33,576 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 15 letters. Loop has 6 letters. [2021-10-29 00:04:33,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-29 00:04:33,578 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 53 transitions. [2021-10-29 00:04:33,588 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-29 00:04:33,588 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2021-10-29 00:04:33,589 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-29 00:04:33,589 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-29 00:04:33,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-29 00:04:33,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-29 00:04:33,589 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 00:04:33,589 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 00:04:33,590 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 00:04:33,590 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-29 00:04:33,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-29 00:04:33,590 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-29 00:04:33,590 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-29 00:04:33,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.10 12:04:33 BoogieIcfgContainer [2021-10-29 00:04:33,599 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-29 00:04:33,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 00:04:33,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 00:04:33,600 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 00:04:33,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:04:14" (3/4) ... [2021-10-29 00:04:33,607 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-29 00:04:33,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 00:04:33,609 INFO L168 Benchmark]: Toolchain (without parser) took 19921.05 ms. Allocated memory was 96.5 MB in the beginning and 192.9 MB in the end (delta: 96.5 MB). Free memory was 62.9 MB in the beginning and 104.9 MB in the end (delta: -42.0 MB). Peak memory consumption was 55.4 MB. Max. memory is 16.1 GB. [2021-10-29 00:04:33,610 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 00:04:33,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.45 ms. Allocated memory is still 96.5 MB. Free memory was 62.7 MB in the beginning and 65.1 MB in the end (delta: -2.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 00:04:33,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.23 ms. Allocated memory is still 96.5 MB. Free memory was 65.1 MB in the beginning and 62.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 00:04:33,616 INFO L168 Benchmark]: Boogie Preprocessor took 33.95 ms. Allocated memory is still 96.5 MB. Free memory was 62.8 MB in the beginning and 61.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 00:04:33,617 INFO L168 Benchmark]: RCFGBuilder took 518.18 ms. Allocated memory is still 96.5 MB. Free memory was 61.4 MB in the beginning and 50.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 00:04:33,620 INFO L168 Benchmark]: BuchiAutomizer took 18717.73 ms. Allocated memory was 96.5 MB in the beginning and 192.9 MB in the end (delta: 96.5 MB). Free memory was 50.2 MB in the beginning and 104.9 MB in the end (delta: -54.8 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-29 00:04:33,620 INFO L168 Benchmark]: Witness Printer took 7.31 ms. Allocated memory is still 192.9 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 00:04:33,623 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 96.5 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 573.45 ms. Allocated memory is still 96.5 MB. Free memory was 62.7 MB in the beginning and 65.1 MB in the end (delta: -2.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.23 ms. Allocated memory is still 96.5 MB. Free memory was 65.1 MB in the beginning and 62.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.95 ms. Allocated memory is still 96.5 MB. Free memory was 62.8 MB in the beginning and 61.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 518.18 ms. Allocated memory is still 96.5 MB. Free memory was 61.4 MB in the beginning and 50.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 18717.73 ms. Allocated memory was 96.5 MB in the beginning and 192.9 MB in the end (delta: 96.5 MB). Free memory was 50.2 MB in the beginning and 104.9 MB in the end (delta: -54.8 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * Witness Printer took 7.31 ms. Allocated memory is still 192.9 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca(length1 * sizeof(char))] + -1 * sc1 and consists of 3 locations. One deterministic module has affine ranking function unknown-#length-unknown[nondetString2] + 2 * s and consists of 4 locations. One nondeterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca(length2 * sizeof(char))] + 2 * s and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.6s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 16.5s. Construction of modules took 0.1s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 25 states and ocurred in iteration 4. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 105 SDtfs, 122 SDslu, 72 SDs, 0 SdLazy, 103 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital283 mio100 ax100 hnf100 lsp106 ukn85 mio100 lsp39 div114 bol100 ite100 ukn100 eq181 hnf84 smp96 dnf505 smp28 tf100 neg98 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 358ms VariablesStem: 7 VariablesLoop: 4 DisjunctsStem: 4 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 132 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! [2021-10-29 00:04:33,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e375dc2-6d44-40ed-a181-ace1bc8fcb5b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...