./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/a.06.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/a.06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3 --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 ce15724170406b51a8a212822f3e961f133e76f0 ................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:15:32,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:15:32,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:15:32,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:15:32,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:15:32,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:15:32,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:15:32,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:15:32,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:15:32,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:15:32,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:15:32,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:15:32,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:15:32,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:15:32,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:15:32,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:15:32,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:15:32,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:15:32,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:15:32,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:15:32,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:15:32,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:15:32,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:15:32,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:15:32,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:15:32,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:15:32,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:15:32,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:15:32,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:15:32,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:15:32,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:15:32,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:15:32,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:15:32,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:15:32,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:15:32,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:15:32,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:15:32,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:15:32,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:15:32,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:15:32,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:15:32,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-15 20:15:32,235 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:15:32,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:15:32,236 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:15:32,237 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:15:32,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:15:32,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:15:32,239 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:15:32,239 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-15 20:15:32,239 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-15 20:15:32,240 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-15 20:15:32,241 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-15 20:15:32,241 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-15 20:15:32,241 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-15 20:15:32,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:15:32,242 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 20:15:32,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:15:32,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:15:32,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-15 20:15:32,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-15 20:15:32,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-15 20:15:32,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:15:32,244 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-15 20:15:32,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:15:32,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-15 20:15:32,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:15:32,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:15:32,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:15:32,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:15:32,248 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:15:32,250 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-15 20:15:32,250 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_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce15724170406b51a8a212822f3e961f133e76f0 [2021-10-15 20:15:32,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:15:32,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:15:32,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:15:32,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:15:32,537 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:15:32,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/termination-restricted-15/a.06.c [2021-10-15 20:15:32,622 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/data/bcd85e795/bcc8e12489b04d7b962ca2cdcd6c8de5/FLAGa90ec5032 [2021-10-15 20:15:33,086 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:15:33,087 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/sv-benchmarks/c/termination-restricted-15/a.06.c [2021-10-15 20:15:33,098 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/data/bcd85e795/bcc8e12489b04d7b962ca2cdcd6c8de5/FLAGa90ec5032 [2021-10-15 20:15:33,460 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/data/bcd85e795/bcc8e12489b04d7b962ca2cdcd6c8de5 [2021-10-15 20:15:33,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:15:33,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:15:33,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:15:33,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:15:33,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:15:33,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f38c0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33, skipping insertion in model container [2021-10-15 20:15:33,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:15:33,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:15:33,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:15:33,734 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:15:33,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:15:33,797 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:15:33,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33 WrapperNode [2021-10-15 20:15:33,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:15:33,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:15:33,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:15:33,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:15:33,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:15:33,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:15:33,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:15:33,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:15:33,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:15:33,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:15:33,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:15:33,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:15:33,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (1/1) ... [2021-10-15 20:15:33,869 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:33,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:33,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:33,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-15 20:15:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:15:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:15:34,128 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:15:34,128 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-15 20:15:34,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:15:34 BoogieIcfgContainer [2021-10-15 20:15:34,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:15:34,133 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-15 20:15:34,133 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-15 20:15:34,137 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-15 20:15:34,137 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:15:34,138 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.10 08:15:33" (1/3) ... [2021-10-15 20:15:34,139 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aa56892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:15:34, skipping insertion in model container [2021-10-15 20:15:34,140 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:15:34,140 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:15:33" (2/3) ... [2021-10-15 20:15:34,141 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aa56892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 08:15:34, skipping insertion in model container [2021-10-15 20:15:34,141 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 20:15:34,141 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:15:34" (3/3) ... [2021-10-15 20:15:34,143 INFO L389 chiAutomizerObserver]: Analyzing ICFG a.06.c [2021-10-15 20:15:34,207 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-15 20:15:34,207 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-15 20:15:34,207 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-15 20:15:34,208 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-15 20:15:34,208 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-15 20:15:34,208 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-15 20:15:34,208 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-15 20:15:34,208 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-15 20:15:34,222 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:15:34,243 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 20:15:34,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:15:34,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:15:34,249 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-15 20:15:34,249 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 20:15:34,249 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-15 20:15:34,250 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:15:34,251 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 20:15:34,251 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 20:15:34,251 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 20:15:34,251 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-15 20:15:34,252 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 20:15:34,258 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_~c~0, main_~x~0, main_~y~0, main_~z~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~z~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~c~0 := 0; 3#L12-2true [2021-10-15 20:15:34,259 INFO L793 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(((((main_~y~0 >= 0 && main_~z~0 < 2147483647 - main_~y~0) || (main_~y~0 < 0 && main_~z~0 > -2147483648 - main_~y~0)) && main_~x~0 > main_~y~0 + main_~z~0) && main_~y~0 < 2147483647) && main_~z~0 < 2147483647);main_~y~0 := 1 + main_~y~0;main_~z~0 := 1 + main_~z~0; 3#L12-2true [2021-10-15 20:15:34,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:15:34,267 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-15 20:15:34,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:15:34,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785075623] [2021-10-15 20:15:34,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:15:34,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:15:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:15:34,363 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:15:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:15:34,392 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:15:34,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:15:34,397 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-10-15 20:15:34,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:15:34,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677741301] [2021-10-15 20:15:34,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:15:34,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:15:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:15:34,428 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:15:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:15:34,453 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:15:34,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:15:34,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-10-15 20:15:34,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 20:15:34,457 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842641524] [2021-10-15 20:15:34,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 20:15:34,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 20:15:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:15:34,474 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 20:15:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 20:15:34,502 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 20:15:34,762 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:15:34,763 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:15:34,763 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:15:34,763 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:15:34,764 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 20:15:34,764 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:34,764 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:15:34,764 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:15:34,765 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.06.c_Iteration1_Loop [2021-10-15 20:15:34,765 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:15:34,765 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:15:34,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:15:34,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:15:34,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:15:35,126 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:15:35,127 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 20:15:35,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,131 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,137 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:15:35,137 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:15:35,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-15 20:15:35,166 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:15:35,166 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:15:35,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:35,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,208 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,214 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:15:35,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:15:35,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-15 20:15:35,246 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 20:15:35,247 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 20:15:35,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:35,284 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,286 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 20:15:35,291 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:15:35,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-15 20:15:35,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:35,355 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,357 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 20:15:35,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 20:15:35,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-15 20:15:35,430 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 20:15:35,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:35,437 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 20:15:35,437 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 20:15:35,437 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 20:15:35,438 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 20:15:35,438 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 20:15:35,438 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,438 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 20:15:35,438 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 20:15:35,438 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.06.c_Iteration1_Loop [2021-10-15 20:15:35,438 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 20:15:35,438 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 20:15:35,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:15:35,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:15:35,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 20:15:35,647 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 20:15:35,652 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 20:15:35,653 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,655 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:15:35,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:15:35,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:15:35,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:15:35,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:15:35,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:15:35,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:15:35,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-15 20:15:35,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:15:35,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:35,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,728 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:15:35,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:15:35,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:15:35,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 20:15:35,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:15:35,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 20:15:35,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 20:15:35,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-15 20:15:35,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 20:15:35,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:35,810 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,812 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-15 20:15:35,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-15 20:15:35,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 20:15:35,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 20:15:35,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 20:15:35,823 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 20:15:35,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 20:15:35,830 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 20:15:35,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 20:15:35,854 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-15 20:15:35,859 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-15 20:15:35,860 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-15 20:15:35,861 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 20:15:35,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:15:35,863 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 20:15:35,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-15 20:15:35,870 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-15 20:15:35,871 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-15 20:15:35,872 INFO L513 LassoAnalysis]: Proved termination. [2021-10-15 20:15:35,872 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~z~0) = -2*ULTIMATE.start_main_~z~0 + 4294967293 Supporting invariants [] [2021-10-15 20:15:35,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:35,913 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-15 20:15:35,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 20:15:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 20:15:35,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-15 20:15:35,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 20:15:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 20:15:35,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-15 20:15:35,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 20:15:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-15 20:15:36,013 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-10-15 20:15:36,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 1.0) internal successors, (2), 1 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:15:36,088 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 1.0) internal successors, (2), 1 states have internal predecessors, (2), 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 15 states and 18 transitions. Complement of second has 5 states. [2021-10-15 20:15:36,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-15 20:15:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.0) internal successors, (2), 1 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 20:15:36,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2021-10-15 20:15:36,091 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 1 letters. Loop has 1 letters. [2021-10-15 20:15:36,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 20:15:36,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 2 letters. Loop has 1 letters. [2021-10-15 20:15:36,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 20:15:36,092 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 1 letters. Loop has 2 letters. [2021-10-15 20:15:36,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 20:15:36,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2021-10-15 20:15:36,095 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-15 20:15:36,097 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2021-10-15 20:15:36,114 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-15 20:15:36,114 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-15 20:15:36,115 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-15 20:15:36,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-15 20:15:36,115 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 20:15:36,115 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 20:15:36,115 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 20:15:36,115 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-15 20:15:36,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-15 20:15:36,116 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-15 20:15:36,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-15 20:15:36,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.10 08:15:36 BoogieIcfgContainer [2021-10-15 20:15:36,121 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-15 20:15:36,122 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-15 20:15:36,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-15 20:15:36,122 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-15 20:15:36,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:15:34" (3/4) ... [2021-10-15 20:15:36,125 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-15 20:15:36,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-15 20:15:36,127 INFO L168 Benchmark]: Toolchain (without parser) took 2661.10 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 59.9 MB in the beginning and 63.0 MB in the end (delta: -3.1 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:15:36,127 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 92.3 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:15:36,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.34 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 59.7 MB in the beginning and 97.5 MB in the end (delta: -37.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:15:36,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.15 ms. Allocated memory is still 119.5 MB. Free memory was 97.5 MB in the beginning and 96.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:15:36,129 INFO L168 Benchmark]: Boogie Preprocessor took 23.38 ms. Allocated memory is still 119.5 MB. Free memory was 96.2 MB in the beginning and 95.4 MB in the end (delta: 845.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:15:36,130 INFO L168 Benchmark]: RCFGBuilder took 273.49 ms. Allocated memory is still 119.5 MB. Free memory was 95.0 MB in the beginning and 87.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-15 20:15:36,134 INFO L168 Benchmark]: BuchiAutomizer took 1988.35 ms. Allocated memory is still 119.5 MB. Free memory was 87.3 MB in the beginning and 63.6 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:15:36,135 INFO L168 Benchmark]: Witness Printer took 3.47 ms. Allocated memory is still 119.5 MB. Free memory was 63.6 MB in the beginning and 63.0 MB in the end (delta: 558.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:15:36,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 92.3 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 332.34 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 59.7 MB in the beginning and 97.5 MB in the end (delta: -37.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.15 ms. Allocated memory is still 119.5 MB. Free memory was 97.5 MB in the beginning and 96.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.38 ms. Allocated memory is still 119.5 MB. Free memory was 96.2 MB in the beginning and 95.4 MB in the end (delta: 845.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 273.49 ms. Allocated memory is still 119.5 MB. Free memory was 95.0 MB in the beginning and 87.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 1988.35 ms. Allocated memory is still 119.5 MB. Free memory was 87.3 MB in the beginning and 63.6 MB in the end (delta: 23.7 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * Witness Printer took 3.47 ms. Allocated memory is still 119.5 MB. Free memory was 63.6 MB in the beginning and 63.0 MB in the end (delta: 558.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * z + 4294967293 and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 4 SDtfs, 4 SDslu, 3 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.7ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital43 mio100 ax127 hnf100 lsp110 ukn62 mio100 lsp100 div100 bol100 ite100 ukn100 eq131 hnf95 smp100 dnf177 smp96 tf102 neg100 sie119 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-15 20:15:36,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-15 20:15:36,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8ab8e8-47cd-4d18-a39e-d10345201e40/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...