./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e07f3778a6dc1ed71b4b2b55b5e5328fab33e7845cdda9d6dd07262778bbfc0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:20:58,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:20:58,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:20:58,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:20:58,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:20:58,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:20:58,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:20:58,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:20:58,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:20:58,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:20:58,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:20:58,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:20:58,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:20:58,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:20:58,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:20:58,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:20:58,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:20:58,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:20:58,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:20:58,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:20:58,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:20:58,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:20:58,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:20:58,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:20:58,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:20:58,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:20:58,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:20:58,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:20:58,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:20:58,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:20:58,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:20:58,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:20:58,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:20:58,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:20:58,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:20:58,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:20:58,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:20:58,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:20:58,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:20:58,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:20:58,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:20:58,260 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-13 18:20:58,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:20:58,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:20:58,323 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:20:58,324 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:20:58,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:20:58,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:20:58,326 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:20:58,327 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:20:58,327 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:20:58,327 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:20:58,329 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:20:58,329 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:20:58,329 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:20:58,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:20:58,330 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:20:58,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:20:58,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:20:58,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:20:58,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:20:58,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:20:58,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:20:58,332 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:20:58,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:20:58,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:20:58,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:20:58,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:20:58,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:20:58,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:20:58,336 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:20:58,337 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:20:58,337 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_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e07f3778a6dc1ed71b4b2b55b5e5328fab33e7845cdda9d6dd07262778bbfc0 [2021-11-13 18:20:58,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:20:58,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:20:58,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:20:58,724 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:20:58,725 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:20:58,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i [2021-11-13 18:20:58,852 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/data/fad5e306b/932427bb00cd44fca310681357022576/FLAG3ccd11b9a [2021-11-13 18:20:59,511 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:20:59,512 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/sv-benchmarks/c/termination-memory-alloca/ex1-alloca.i [2021-11-13 18:20:59,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/data/fad5e306b/932427bb00cd44fca310681357022576/FLAG3ccd11b9a [2021-11-13 18:20:59,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/data/fad5e306b/932427bb00cd44fca310681357022576 [2021-11-13 18:20:59,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:20:59,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:20:59,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:20:59,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:20:59,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:20:59,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:20:59" (1/1) ... [2021-11-13 18:20:59,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313a3fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:20:59, skipping insertion in model container [2021-11-13 18:20:59,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:20:59" (1/1) ... [2021-11-13 18:20:59,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:20:59,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:21:00,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:21:00,327 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:21:00,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:21:00,464 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:21:00,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00 WrapperNode [2021-11-13 18:21:00,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:21:00,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:21:00,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:21:00,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:21:00,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:21:00,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:21:00,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:21:00,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:21:00,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:21:00,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:21:00,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:21:00,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:21:00,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (1/1) ... [2021-11-13 18:21:00,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:00,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:00,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:00,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:21:00,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:21:00,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:21:00,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:21:00,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:21:00,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:21:00,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:21:00,999 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:21:01,008 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:21:01,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:21:01 BoogieIcfgContainer [2021-11-13 18:21:01,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:21:01,012 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:21:01,012 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:21:01,017 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:21:01,031 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:21:01,032 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:20:59" (1/3) ... [2021-11-13 18:21:01,034 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34ccd79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:21:01, skipping insertion in model container [2021-11-13 18:21:01,034 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:21:01,034 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:21:00" (2/3) ... [2021-11-13 18:21:01,035 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34ccd79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:21:01, skipping insertion in model container [2021-11-13 18:21:01,035 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:21:01,035 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:21:01" (3/3) ... [2021-11-13 18:21:01,037 INFO L388 chiAutomizerObserver]: Analyzing ICFG ex1-alloca.i [2021-11-13 18:21:01,098 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:21:01,098 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:21:01,098 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:21:01,098 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:21:01,098 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:21:01,098 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:21:01,098 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:21:01,098 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:21:01,119 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 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) [2021-11-13 18:21:01,146 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-13 18:21:01,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:21:01,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:21:01,155 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 18:21:01,155 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:21:01,155 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:21:01,156 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 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) [2021-11-13 18:21:01,157 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-13 18:21:01,157 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:21:01,158 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:21:01,158 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 18:21:01,158 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:21:01,166 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~ret13#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~r#1 := main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem5#1, test_fun_#t~mem9#1, test_fun_~x#1, test_fun_~y#1, test_fun_~r#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~r_ref~0#1.base, test_fun_~r_ref~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~r#1 := test_fun_#in~r#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~r_ref~0#1.base, test_fun_~r_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;test_fun_~r#1 := 1;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~r#1, test_fun_~r_ref~0#1.base, test_fun_~r_ref~0#1.offset, 4); 7#L556-3true [2021-11-13 18:21:01,167 INFO L793 eck$LassoCheckResult]: Loop: 7#L556-3true call test_fun_#t~mem5#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 9#L556-1true assume !!(test_fun_#t~mem5#1 > 0);havoc test_fun_#t~mem5#1;call test_fun_#t~mem6#1 := read~int(test_fun_~r_ref~0#1.base, test_fun_~r_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem6#1 * test_fun_#t~mem7#1, test_fun_~r_ref~0#1.base, test_fun_~r_ref~0#1.offset, 4);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem8#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1; 7#L556-3true [2021-11-13 18:21:01,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:01,175 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-13 18:21:01,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:01,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856373793] [2021-11-13 18:21:01,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:01,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:21:01,362 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:21:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:21:01,445 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:21:01,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:01,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2021-11-13 18:21:01,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:01,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536847886] [2021-11-13 18:21:01,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:01,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:01,481 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:01,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [985066656] [2021-11-13 18:21:01,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:01,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:01,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:01,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:01,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:21:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:21:01,557 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:21:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:21:01,577 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:21:01,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:01,580 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-11-13 18:21:01,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:21:01,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054642771] [2021-11-13 18:21:01,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:01,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:21:01,616 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:21:01,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1894719410] [2021-11-13 18:21:01,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:21:01,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:21:01,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:01,620 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:21:01,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:21:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:21:01,735 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:21:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:21:01,769 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:21:03,186 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:21:03,187 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:21:03,187 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:21:03,187 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:21:03,187 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:21:03,188 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:03,188 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:21:03,188 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:21:03,188 INFO L133 ssoRankerPreferences]: Filename of dumped script: ex1-alloca.i_Iteration1_Lasso [2021-11-13 18:21:03,189 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:21:03,189 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:21:03,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:03,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:21:04,668 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:21:04,674 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:21:04,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:04,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:04,721 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:04,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:21:04,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:04,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:04,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:21:04,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:04,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:04,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:04,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:21:04,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:21:04,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:04,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:04,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:04,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:04,825 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:04,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:04,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:04,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:21:04,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:04,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:04,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:04,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:21:04,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:21:04,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:21:04,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:04,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:04,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:04,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:04,902 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:04,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:04,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:04,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:04,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:04,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:04,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:04,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:04,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:21:04,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:04,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:04,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:04,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:04,992 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:04,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:21:05,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:21:05,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:21:05,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:21:05,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,071 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:21:05,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:21:05,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:21:05,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:21:05,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,150 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:05,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:05,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 18:21:05,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,217 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:21:05,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:21:05,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:21:05,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 18:21:05,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,294 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:05,326 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:05,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 18:21:05,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,388 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 18:21:05,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:21:05,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:21:05,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:21:05,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,470 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:05,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:05,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 18:21:05,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,570 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:21:05,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:21:05,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:21:05,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 18:21:05,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,648 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:05,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:05,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 18:21:05,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,737 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:05,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:05,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 18:21:05,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,840 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 18:21:05,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:05,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:05,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:05,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:05,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:05,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:05,957 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:05,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:05,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:05,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:05,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:05,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:05,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:05,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:05,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 18:21:05,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:06,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:06,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:06,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:06,030 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:06,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:06,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:06,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:06,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:06,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:06,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:06,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:06,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 18:21:06,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:06,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:06,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:06,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:06,117 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:06,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:06,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 18:21:06,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:06,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:06,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:06,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:06,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:06,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:06,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:06,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:06,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:06,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:06,195 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:06,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:06,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:06,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:06,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:06,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:06,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:06,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:06,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 18:21:06,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:06,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:06,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:06,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:06,263 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:06,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 18:21:06,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:06,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:06,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:06,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:06,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:06,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:06,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:06,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:21:06,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:06,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:06,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:06,339 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:06,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 18:21:06,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:21:06,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:21:06,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:21:06,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:21:06,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:21:06,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:21:06,358 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:21:06,377 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 18:21:06,399 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-11-13 18:21:06,399 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-11-13 18:21:06,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:21:06,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:21:06,417 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:21:06,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-13 18:21:06,458 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 18:21:06,491 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-13 18:21:06,491 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 18:21:06,491 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 Supporting invariants [] [2021-11-13 18:21:06,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:06,687 INFO L297 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2021-11-13 18:21:06,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:21:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:06,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:21:06,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:21:06,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:21:06,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:21:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:21:06,857 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-13 18:21:06,859 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 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) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:21:06,940 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 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). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 23 transitions. Complement of second has 7 states. [2021-11-13 18:21:06,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-13 18:21:06,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:21:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2021-11-13 18:21:06,952 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 2 letters. Loop has 2 letters. [2021-11-13 18:21:06,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:21:06,953 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 4 letters. Loop has 2 letters. [2021-11-13 18:21:06,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:21:06,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 2 letters. Loop has 4 letters. [2021-11-13 18:21:06,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 18:21:06,955 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 23 transitions. [2021-11-13 18:21:06,960 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:21:06,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 0 states and 0 transitions. [2021-11-13 18:21:06,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-13 18:21:06,964 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-13 18:21:06,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-13 18:21:06,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:21:06,965 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:21:06,965 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:21:06,965 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:21:06,965 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-13 18:21:06,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:21:06,966 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 18:21:06,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-13 18:21:06,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:21:06 BoogieIcfgContainer [2021-11-13 18:21:06,975 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:21:06,976 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:21:06,976 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:21:06,976 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:21:06,977 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:21:01" (3/4) ... [2021-11-13 18:21:06,980 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:21:06,980 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:21:06,982 INFO L158 Benchmark]: Toolchain (without parser) took 7220.23ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 80.3MB in the beginning and 51.3MB in the end (delta: 29.0MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2021-11-13 18:21:06,986 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:21:06,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 703.15ms. Allocated memory is still 119.5MB. Free memory was 80.1MB in the beginning and 88.0MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:21:06,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.37ms. Allocated memory is still 119.5MB. Free memory was 88.0MB in the beginning and 86.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:21:06,990 INFO L158 Benchmark]: Boogie Preprocessor took 64.31ms. Allocated memory is still 119.5MB. Free memory was 86.0MB in the beginning and 84.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:21:06,990 INFO L158 Benchmark]: RCFGBuilder took 400.79ms. Allocated memory is still 119.5MB. Free memory was 84.9MB in the beginning and 74.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 18:21:06,991 INFO L158 Benchmark]: BuchiAutomizer took 5962.96ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 74.4MB in the beginning and 52.3MB in the end (delta: 22.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2021-11-13 18:21:06,999 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 161.5MB. Free memory was 52.3MB in the beginning and 51.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:21:07,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 703.15ms. Allocated memory is still 119.5MB. Free memory was 80.1MB in the beginning and 88.0MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.37ms. Allocated memory is still 119.5MB. Free memory was 88.0MB in the beginning and 86.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.31ms. Allocated memory is still 119.5MB. Free memory was 86.0MB in the beginning and 84.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 400.79ms. Allocated memory is still 119.5MB. Free memory was 84.9MB in the beginning and 74.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 5962.96ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 74.4MB in the beginning and 52.3MB in the end (delta: 22.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 161.5MB. Free memory was 52.3MB in the beginning and 51.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 21.45ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 16.55ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 5 mSDtfsCounter, 9 mSolverCounterSat, 1.92ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital314 mio100 ax105 hnf100 lsp91 ukn60 mio100 lsp41 div100 bol100 ite100 ukn100 eq184 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 43ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-13 18:21:07,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:07,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-13 18:21:07,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:21:07,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230f6ad3-596f-4a84-981a-5d4cabf0fa5d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE