./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/jm2006_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/jm2006_variant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:46:26,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:46:26,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:46:26,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:46:26,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:46:26,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:46:26,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:46:26,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:46:26,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:46:26,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:46:26,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:46:26,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:46:26,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:46:26,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:46:26,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:46:26,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:46:26,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:46:26,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:46:26,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:46:26,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:46:26,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:46:26,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:46:26,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:46:26,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:46:26,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:46:26,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:46:26,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:46:26,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:46:26,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:46:26,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:46:26,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:46:26,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:46:26,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:46:26,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:46:26,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:46:26,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:46:26,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:46:26,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:46:26,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:46:26,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:46:26,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:46:26,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 23:46:26,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:46:26,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:46:26,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:46:26,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:46:26,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:46:26,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:46:26,776 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:46:26,777 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:46:26,777 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:46:26,777 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:46:26,777 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:46:26,777 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:46:26,778 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:46:26,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:46:26,778 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:46:26,778 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:46:26,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:46:26,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:46:26,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:46:26,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:46:26,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:46:26,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:46:26,780 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:46:26,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:46:26,780 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:46:26,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:46:26,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:46:26,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:46:26,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:46:26,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:46:26,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:46:26,782 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:46:26,783 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:46:26,783 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_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 [2021-10-28 23:46:27,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:46:27,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:46:27,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:46:27,096 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:46:27,098 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:46:27,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/loop-lit/jm2006_variant.i [2021-10-28 23:46:27,200 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/data/e44aa9e71/0e2bb0a45c6447959316f19db36cbe60/FLAG0cdca712d [2021-10-28 23:46:27,783 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:46:27,784 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/sv-benchmarks/c/loop-lit/jm2006_variant.i [2021-10-28 23:46:27,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/data/e44aa9e71/0e2bb0a45c6447959316f19db36cbe60/FLAG0cdca712d [2021-10-28 23:46:28,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/data/e44aa9e71/0e2bb0a45c6447959316f19db36cbe60 [2021-10-28 23:46:28,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:46:28,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:46:28,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:46:28,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:46:28,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:46:28,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737e2fc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28, skipping insertion in model container [2021-10-28 23:46:28,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:46:28,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:46:28,255 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/sv-benchmarks/c/loop-lit/jm2006_variant.i[895,908] [2021-10-28 23:46:28,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:46:28,273 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:46:28,284 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/sv-benchmarks/c/loop-lit/jm2006_variant.i[895,908] [2021-10-28 23:46:28,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:46:28,301 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:46:28,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28 WrapperNode [2021-10-28 23:46:28,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:46:28,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:46:28,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:46:28,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:46:28,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:46:28,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:46:28,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:46:28,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:46:28,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:46:28,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:46:28,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:46:28,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:46:28,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (1/1) ... [2021-10-28 23:46:28,373 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:28,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:28,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:28,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:46:28,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:46:28,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:46:28,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:46:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:46:28,682 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:46:28,683 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 23:46:28,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:46:28 BoogieIcfgContainer [2021-10-28 23:46:28,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:46:28,686 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:46:28,686 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:46:28,690 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:46:28,691 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:46:28,692 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:46:28" (1/3) ... [2021-10-28 23:46:28,693 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ec4deb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:46:28, skipping insertion in model container [2021-10-28 23:46:28,693 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:46:28,694 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:46:28" (2/3) ... [2021-10-28 23:46:28,694 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ec4deb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:46:28, skipping insertion in model container [2021-10-28 23:46:28,694 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:46:28,694 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:46:28" (3/3) ... [2021-10-28 23:46:28,696 INFO L389 chiAutomizerObserver]: Analyzing ICFG jm2006_variant.i [2021-10-28 23:46:28,750 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:46:28,750 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:46:28,750 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:46:28,750 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:46:28,751 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:46:28,751 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:46:28,751 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:46:28,751 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:46:28,772 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:46:28,797 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-28 23:46:28,797 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:46:28,798 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:46:28,805 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 23:46:28,805 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-28 23:46:28,805 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:46:28,806 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:46:28,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-28 23:46:28,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:46:28,810 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:46:28,811 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 23:46:28,811 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-28 23:46:28,819 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(9); 11#L-1true havoc main_#res;havoc main_#t~nondet3, main_#t~nondet4, main_#t~post5, main_#t~post6, main_~i~0, main_~j~0, main_~x~0, main_~y~0, main_~z~0;havoc main_~i~0;havoc main_~j~0;main_~i~0 := main_#t~nondet3;havoc main_#t~nondet3;main_~j~0 := main_#t~nondet4;havoc main_#t~nondet4; 7#L28true assume !!(main_~i~0 >= 0 && main_~i~0 <= 1000000); 8#L29true assume !!(main_~j~0 >= 0);main_~x~0 := main_~i~0;main_~y~0 := main_~j~0;main_~z~0 := 0; 9#L33-2true [2021-10-28 23:46:28,820 INFO L793 eck$LassoCheckResult]: Loop: 9#L33-2true assume !!(0 != main_~x~0);main_#t~post5 := main_~x~0;main_~x~0 := main_#t~post5 - 1;havoc main_#t~post5;main_~y~0 := main_~y~0 - 2;main_#t~post6 := main_~z~0;main_~z~0 := 1 + main_#t~post6;havoc main_#t~post6; 9#L33-2true [2021-10-28 23:46:28,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:46:28,829 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-10-28 23:46:28,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:46:28,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434177471] [2021-10-28 23:46:28,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:46:28,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:46:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:46:28,993 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:46:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:46:29,065 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:46:29,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:46:29,081 INFO L85 PathProgramCache]: Analyzing trace with hash 52, now seen corresponding path program 1 times [2021-10-28 23:46:29,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:46:29,083 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131435420] [2021-10-28 23:46:29,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:46:29,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:46:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:46:29,095 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:46:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:46:29,109 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:46:29,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:46:29,112 INFO L85 PathProgramCache]: Analyzing trace with hash 28695853, now seen corresponding path program 1 times [2021-10-28 23:46:29,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:46:29,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204894093] [2021-10-28 23:46:29,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:46:29,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:46:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:46:29,165 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:46:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:46:29,209 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:46:29,359 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:46:29,360 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:46:29,360 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:46:29,360 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:46:29,360 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:46:29,361 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:29,361 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:46:29,361 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:46:29,361 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Loop [2021-10-28 23:46:29,362 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:46:29,362 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:46:29,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:29,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:29,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:29,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:29,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:29,557 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:46:29,558 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:46:29,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:29,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:29,566 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:29,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:46:29,573 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:46:29,574 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:29,608 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:46:29,609 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post6=0} Honda state: {ULTIMATE.start_main_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:46:29,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:29,644 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:29,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:29,646 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:29,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:46:29,657 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:46:29,657 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:29,689 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:46:29,689 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post5=0} Honda state: {ULTIMATE.start_main_#t~post5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:46:29,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:29,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:29,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:29,727 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:29,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:46:29,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:46:29,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:29,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:29,777 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:29,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:29,781 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:29,789 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:46:29,790 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:29,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:46:29,825 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:46:29,825 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~z~0=0} Honda state: {ULTIMATE.start_main_~z~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~z~0=-1}, {ULTIMATE.start_main_~z~0=5}, {ULTIMATE.start_main_~z~0=-3}] Lambdas: [6, 1, 1] Nus: [1, 0] [2021-10-28 23:46:29,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:29,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:29,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:29,868 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:29,874 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:46:29,874 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:29,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:46:29,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:29,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:29,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:29,930 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:29,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:46:29,931 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:46:29,931 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:29,964 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:46:29,964 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=4}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [1, 3, 1] Nus: [0, 1] [2021-10-28 23:46:30,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:30,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:30,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:30,003 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:30,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:46:30,006 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:46:30,006 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:30,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 23:46:30,062 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:30,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:30,063 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:30,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:46:30,068 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:46:30,068 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:46:30,121 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:46:30,122 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=-4} Honda state: {ULTIMATE.start_main_~x~0=-4} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=-1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] [2021-10-28 23:46:30,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:30,504 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:46:30,505 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:46:30,505 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:46:30,505 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:46:30,505 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:46:30,505 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:30,506 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:46:30,506 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:46:30,506 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Lasso [2021-10-28 23:46:30,506 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:46:30,506 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:46:30,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:46:30,848 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:46:30,853 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:46:30,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:30,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:30,856 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:30,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:46:30,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:30,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:30,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:30,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:30,880 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:30,880 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:30,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:46:30,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:30,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:30,937 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:30,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:30,938 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:30,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:46:30,948 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 [2021-10-28 23:46:30,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:30,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:30,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:30,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:30,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:30,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:30,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,003 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:46:31,005 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 [2021-10-28 23:46:31,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,016 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,016 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,074 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:46:31,078 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 [2021-10-28 23:46:31,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,161 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,169 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 [2021-10-28 23:46:31,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:46:31,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,233 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,234 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:46:31,236 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 [2021-10-28 23:46:31,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,311 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:46:31,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:46:31,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,403 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:46:31,404 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 [2021-10-28 23:46:31,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,454 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,455 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:46:31,456 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 [2021-10-28 23:46:31,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,500 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,501 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:46:31,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:46:31,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:46:31,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:46:31,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:46:31,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,538 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,539 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:46:31,545 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 [2021-10-28 23:46:31,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,613 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,614 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:46:31,620 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 [2021-10-28 23:46:31,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:46:31,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:46:31,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:46:31,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,663 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,664 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:46:31,666 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 [2021-10-28 23:46:31,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:46:31,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:46:31,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:46:31,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:31,705 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,706 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:46:31,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:46:31,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:46:31,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:46:31,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:46:31,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-28 23:46:31,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,758 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 23:46:31,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:46:31,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:46:31,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:46:31,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:46:31,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-28 23:46:31,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,799 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 23:46:31,802 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 [2021-10-28 23:46:31,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-28 23:46:31,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,858 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 23:46:31,872 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 [2021-10-28 23:46:31,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:46:31,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:46:31,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:46:31,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:46:31,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-28 23:46:31,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:31,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:31,937 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:31,938 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 [2021-10-28 23:46:31,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 23:46:31,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:46:31,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:46:31,946 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:46:31,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:46:31,957 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-28 23:46:31,957 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:46:31,978 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:46:32,011 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-10-28 23:46:32,011 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2021-10-28 23:46:32,013 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:46:32,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:46:32,017 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:46:32,020 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:46:32,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 23:46:32,067 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-28 23:46:32,068 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:46:32,068 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0) = 1*ULTIMATE.start_main_~x~0 Supporting invariants [1*ULTIMATE.start_main_~x~0 >= 0] [2021-10-28 23:46:32,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:32,119 INFO L297 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2021-10-28 23:46:32,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:46:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:46:32,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:46:32,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:46:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:46:32,236 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:46:32,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:46:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:46:32,270 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2021-10-28 23:46:32,272 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-10-28 23:46:32,368 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 33 states and 41 transitions. Complement of second has 6 states. [2021-10-28 23:46:32,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:46:32,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-10-28 23:46:32,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2021-10-28 23:46:32,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 4 letters. Loop has 1 letters. [2021-10-28 23:46:32,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:46:32,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 5 letters. Loop has 1 letters. [2021-10-28 23:46:32,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:46:32,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 4 letters. Loop has 2 letters. [2021-10-28 23:46:32,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:46:32,376 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 41 transitions. [2021-10-28 23:46:32,379 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:46:32,382 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2021-10-28 23:46:32,383 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:46:32,383 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:46:32,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:46:32,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:46:32,384 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:46:32,384 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:46:32,384 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:46:32,384 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:46:32,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:46:32,384 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:46:32,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:46:32,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:46:32 BoogieIcfgContainer [2021-10-28 23:46:32,389 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:46:32,389 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:46:32,390 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:46:32,390 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:46:32,390 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:46:28" (3/4) ... [2021-10-28 23:46:32,392 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:46:32,392 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:46:32,394 INFO L168 Benchmark]: Toolchain (without parser) took 4303.11 ms. Allocated memory was 92.3 MB in the beginning and 140.5 MB in the end (delta: 48.2 MB). Free memory was 67.5 MB in the beginning and 97.5 MB in the end (delta: -30.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:46:32,394 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 62.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:46:32,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 211.34 ms. Allocated memory is still 92.3 MB. Free memory was 67.3 MB in the beginning and 57.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:46:32,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.72 ms. Allocated memory is still 92.3 MB. Free memory was 57.5 MB in the beginning and 56.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:46:32,396 INFO L168 Benchmark]: Boogie Preprocessor took 22.15 ms. Allocated memory is still 92.3 MB. Free memory was 56.2 MB in the beginning and 55.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:46:32,397 INFO L168 Benchmark]: RCFGBuilder took 322.74 ms. Allocated memory is still 92.3 MB. Free memory was 55.2 MB in the beginning and 46.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:46:32,398 INFO L168 Benchmark]: BuchiAutomizer took 3703.19 ms. Allocated memory was 92.3 MB in the beginning and 140.5 MB in the end (delta: 48.2 MB). Free memory was 46.0 MB in the beginning and 97.5 MB in the end (delta: -51.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:46:32,398 INFO L168 Benchmark]: Witness Printer took 2.86 ms. Allocated memory is still 140.5 MB. Free memory is still 97.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:46:32,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 62.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 211.34 ms. Allocated memory is still 92.3 MB. Free memory was 67.3 MB in the beginning and 57.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.72 ms. Allocated memory is still 92.3 MB. Free memory was 57.5 MB in the beginning and 56.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.15 ms. Allocated memory is still 92.3 MB. Free memory was 56.2 MB in the beginning and 55.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 322.74 ms. Allocated memory is still 92.3 MB. Free memory was 55.2 MB in the beginning and 46.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3703.19 ms. Allocated memory was 92.3 MB in the beginning and 140.5 MB in the end (delta: 48.2 MB). Free memory was 46.0 MB in the beginning and 97.5 MB in the end (delta: -51.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 2.86 ms. Allocated memory is still 140.5 MB. Free memory is still 97.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. 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: 16 SDtfs, 18 SDslu, 10 SDs, 0 SdLazy, 6 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital68 mio100 ax100 hnf100 lsp56 ukn75 mio100 lsp78 div100 bol100 ite100 ukn100 eq180 hnf94 smp100 dnf148 smp100 tf103 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 131ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 3 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 23:46:32,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 23:46:32,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c11c3d-b3a0-44b1-bd12-51e39a9b48e3/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...