./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:20:23,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:20:23,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:20:24,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:20:24,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:20:24,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:20:24,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:20:24,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:20:24,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:20:24,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:20:24,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:20:24,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:20:24,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:20:24,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:20:24,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:20:24,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:20:24,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:20:24,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:20:24,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:20:24,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:20:24,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:20:24,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:20:24,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:20:24,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:20:24,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:20:24,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:20:24,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:20:24,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:20:24,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:20:24,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:20:24,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:20:24,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:20:24,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:20:24,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:20:24,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:20:24,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:20:24,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:20:24,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:20:24,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:20:24,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:20:24,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:20:24,119 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-13 00:20:24,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:20:24,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:20:24,172 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:20:24,172 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:20:24,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:20:24,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:20:24,174 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:20:24,175 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:20:24,175 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:20:24,175 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:20:24,176 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:20:24,176 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:20:24,177 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:20:24,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:20:24,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:20:24,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:20:24,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:20:24,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:20:24,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:20:24,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:20:24,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:20:24,179 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:20:24,179 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:20:24,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:20:24,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:20:24,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:20:24,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:20:24,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:20:24,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:20:24,181 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:20:24,182 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_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2021-10-13 00:20:24,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:20:24,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:20:24,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:20:24,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:20:24,535 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:20:24,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-10-13 00:20:24,608 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/data/49ee49ee2/24fe1457d8b84ba8b240dc4b195d9092/FLAGe59ef0615 [2021-10-13 00:20:25,181 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:20:25,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-10-13 00:20:25,192 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/data/49ee49ee2/24fe1457d8b84ba8b240dc4b195d9092/FLAGe59ef0615 [2021-10-13 00:20:25,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/data/49ee49ee2/24fe1457d8b84ba8b240dc4b195d9092 [2021-10-13 00:20:25,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:20:25,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:20:25,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:25,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:20:25,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:20:25,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa537e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25, skipping insertion in model container [2021-10-13 00:20:25,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:20:25,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:20:25,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:25,831 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:20:25,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:20:25,856 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:20:25,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25 WrapperNode [2021-10-13 00:20:25,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:20:25,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:25,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:20:25,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:20:25,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:20:25,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:20:25,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:20:25,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:20:25,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:20:25,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:20:25,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:20:25,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:20:25,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (1/1) ... [2021-10-13 00:20:25,925 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:25,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:25,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:25,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:20:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:20:26,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:20:26,198 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:20:26,199 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 00:20:26,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:26 BoogieIcfgContainer [2021-10-13 00:20:26,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:20:26,203 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:20:26,203 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:20:26,208 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:20:26,209 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:20:26,209 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:20:25" (1/3) ... [2021-10-13 00:20:26,211 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27708bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:20:26, skipping insertion in model container [2021-10-13 00:20:26,211 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:20:26,211 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:20:25" (2/3) ... [2021-10-13 00:20:26,212 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27708bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:20:26, skipping insertion in model container [2021-10-13 00:20:26,212 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:20:26,212 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:26" (3/3) ... [2021-10-13 00:20:26,213 INFO L389 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4.c [2021-10-13 00:20:26,277 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:20:26,277 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:20:26,278 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:20:26,278 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:20:26,278 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:20:26,278 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:20:26,278 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:20:26,278 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:20:26,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 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) [2021-10-13 00:20:26,312 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 00:20:26,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:20:26,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:20:26,318 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-13 00:20:26,318 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 00:20:26,318 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:20:26,319 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 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) [2021-10-13 00:20:26,320 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 00:20:26,320 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:20:26,320 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:20:26,320 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-13 00:20:26,321 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 00:20:26,327 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L16true assume main_~y~0 > main_~x~0; 5#L17-2true [2021-10-13 00:20:26,327 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-10-13 00:20:26,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:26,334 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2021-10-13 00:20:26,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:26,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58308061] [2021-10-13 00:20:26,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:26,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:26,453 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:20:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:26,486 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:20:26,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:26,491 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2021-10-13 00:20:26,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:26,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422877099] [2021-10-13 00:20:26,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:26,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:26,511 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:20:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:26,519 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:20:26,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:26,522 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2021-10-13 00:20:26,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:26,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340801626] [2021-10-13 00:20:26,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:26,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:26,547 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:20:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:26,560 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:20:26,654 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:20:26,654 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:20:26,654 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:20:26,655 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:20:26,655 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:20:26,655 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:26,655 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:20:26,655 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:20:26,655 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-10-13 00:20:26,655 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:20:26,656 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:20:26,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:26,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:26,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:26,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:26,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:26,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:26,827 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:20:26,827 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:20:26,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:26,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:26,831 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:26,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:20:26,848 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:20:26,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:20:26,876 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:20:26,876 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:20:26,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:26,914 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:26,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:26,917 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:26,925 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:20:26,925 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:20:26,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:20:26,948 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:20:26,948 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:20:26,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:26,986 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:26,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:26,988 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:26,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:20:26,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:20:27,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:20:27,041 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:20:27,041 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:20:27,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,077 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,078 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:20:27,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:20:27,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:20:27,105 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:20:27,106 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:20:27,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,126 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,127 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:20:27,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:20:27,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:20:27,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,191 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:20:27,208 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:20:27,209 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:20:27,338 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 00:20:27,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,345 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:20:27,345 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:20:27,345 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:20:27,345 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:20:27,345 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:20:27,345 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,345 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:20:27,345 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:20:27,346 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-10-13 00:20:27,346 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:20:27,346 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:20:27,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:27,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:27,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:27,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:27,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:27,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:20:27,420 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:20:27,425 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:20:27,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,445 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,447 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 [2021-10-13 00:20:27,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:20:27,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:20:27,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:20:27,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:20:27,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,509 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,511 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,521 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 [2021-10-13 00:20:27,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:27,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:20:27,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:20:27,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:20:27,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:27,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,575 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:20:27,583 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 [2021-10-13 00:20:27,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:27,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:20:27,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:20:27,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:27,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,614 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,615 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:20:27,619 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 [2021-10-13 00:20:27,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:27,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:20:27,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:20:27,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:27,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,653 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:20:27,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:20:27,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:20:27,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:20:27,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:20:27,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,739 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,740 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:20:27,744 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 [2021-10-13 00:20:27,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:20:27,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:20:27,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:20:27,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-13 00:20:27,797 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-13 00:20:27,797 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,798 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:20:27,800 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 [2021-10-13 00:20:27,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,809 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:27,819 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 00:20:27,819 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 00:20:27,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,861 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,863 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:20:27,872 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 [2021-10-13 00:20:27,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:27,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:27,882 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 00:20:27,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:27,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-10-13 00:20:27,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,907 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:20:27,908 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 [2021-10-13 00:20:27,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:27,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,916 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:27,917 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 00:20:27,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:27,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:27,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:27,961 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:27,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:27,962 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:27,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:20:27,965 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 [2021-10-13 00:20:27,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:27,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:27,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:27,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:27,974 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:27,977 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 00:20:27,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:27,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,029 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,032 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:20:28,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:20:28,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,047 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:28,061 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 00:20:28,061 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 00:20:28,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,106 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,107 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:20:28,113 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 [2021-10-13 00:20:28,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,120 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:28,124 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 00:20:28,124 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 00:20:28,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,174 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-13 00:20:28,174 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,175 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 00:20:28,181 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 [2021-10-13 00:20:28,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:28,193 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:28,193 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:28,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,245 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,260 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 [2021-10-13 00:20:28,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:28,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,270 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:28,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:28,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:28,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 00:20:28,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,323 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,324 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,335 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 [2021-10-13 00:20:28,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:28,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:28,347 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:28,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:28,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 00:20:28,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,400 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,402 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,404 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 [2021-10-13 00:20:28,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:28,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,414 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:28,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:28,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:28,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 00:20:28,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,470 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,471 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,473 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 [2021-10-13 00:20:28,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 00:20:28,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:28,488 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:28,488 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:28,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-13 00:20:28,553 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,554 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 00:20:28,555 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 [2021-10-13 00:20:28,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,565 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:28,574 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:28,574 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:28,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,636 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-13 00:20:28,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,641 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,643 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 [2021-10-13 00:20:28,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,653 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:28,658 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 00:20:28,658 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 00:20:28,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 00:20:28,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,713 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,714 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,716 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 [2021-10-13 00:20:28,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:28,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,727 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:28,728 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 00:20:28,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:28,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 00:20:28,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,790 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,793 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,795 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 [2021-10-13 00:20:28,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:28,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,805 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:28,806 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 00:20:28,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:28,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 00:20:28,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,855 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,857 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,860 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 [2021-10-13 00:20:28,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:28,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,871 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:28,872 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 00:20:28,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:28,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 00:20:28,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:28,921 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,925 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,929 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 [2021-10-13 00:20:28,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:28,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:28,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:28,939 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:28,946 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 00:20:28,946 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 00:20:28,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-13 00:20:28,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:28,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-13 00:20:28,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:28,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:28,998 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:28,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-13 00:20:28,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:20:29,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:20:29,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,007 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:29,011 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 00:20:29,012 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 00:20:29,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,084 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-13 00:20:29,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,086 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,088 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 [2021-10-13 00:20:29,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,097 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:29,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:29,101 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 00:20:29,101 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 00:20:29,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-13 00:20:29,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,171 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,172 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,177 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 [2021-10-13 00:20:29,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,187 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:29,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:29,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,188 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:29,189 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 00:20:29,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:29,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-13 00:20:29,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,269 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,285 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,286 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 [2021-10-13 00:20:29,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-13 00:20:29,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,297 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:29,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:29,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,297 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:29,298 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 00:20:29,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:29,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-13 00:20:29,334 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,335 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,337 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 [2021-10-13 00:20:29,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-13 00:20:29,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,346 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:29,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:29,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,346 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:29,347 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 00:20:29,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:29,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,419 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,420 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-13 00:20:29,425 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 [2021-10-13 00:20:29,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,433 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:29,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:29,439 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 00:20:29,439 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 00:20:29,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,508 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,509 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,512 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 [2021-10-13 00:20:29,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,523 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:29,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,523 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 00:20:29,526 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 00:20:29,526 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 00:20:29,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-13 00:20:29,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-13 00:20:29,576 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-13 00:20:29,577 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,578 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-13 00:20:29,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:20:29,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,592 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 00:20:29,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,593 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:29,597 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:29,597 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:29,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-13 00:20:29,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,633 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,646 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 [2021-10-13 00:20:29,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-13 00:20:29,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,656 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 00:20:29,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:29,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,657 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:29,658 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:29,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:29,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,713 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,714 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,727 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 [2021-10-13 00:20:29,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,738 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 00:20:29,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:29,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,738 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:29,740 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:29,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:29,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-13 00:20:29,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-10-13 00:20:29,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,782 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,789 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 [2021-10-13 00:20:29,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,801 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 00:20:29,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:29,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,801 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:29,804 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:29,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:29,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-13 00:20:29,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,855 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,857 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 [2021-10-13 00:20:29,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-13 00:20:29,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,867 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 00:20:29,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,867 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:29,872 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:29,873 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:29,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,928 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:29,929 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:29,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-13 00:20:29,930 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 [2021-10-13 00:20:29,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:29,938 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 00:20:29,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:29,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:29,938 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:29,947 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:29,947 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:29,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:29,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:29,998 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-13 00:20:29,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:29,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,001 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,003 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 [2021-10-13 00:20:30,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-13 00:20:30,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,012 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:30,017 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 00:20:30,017 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 00:20:30,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,083 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,089 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 [2021-10-13 00:20:30,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,099 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:30,101 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 00:20:30,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-13 00:20:30,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,151 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,153 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 [2021-10-13 00:20:30,164 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,164 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,164 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:30,190 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 00:20:30,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-13 00:20:30,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,237 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,238 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-13 00:20:30,244 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 [2021-10-13 00:20:30,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,260 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,261 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:30,263 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 00:20:30,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,312 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,314 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-13 00:20:30,317 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 [2021-10-13 00:20:30,326 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,326 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,327 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:30,335 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 00:20:30,336 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 00:20:30,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-13 00:20:30,398 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,398 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-13 00:20:30,401 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 [2021-10-13 00:20:30,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,410 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,410 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 00:20:30,414 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 00:20:30,414 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 00:20:30,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,476 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-13 00:20:30,476 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,481 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,483 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 [2021-10-13 00:20:30,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,493 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:30,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,493 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:30,496 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:30,496 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:30,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-13 00:20:30,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,553 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,555 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,558 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 [2021-10-13 00:20:30,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,567 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:30,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,568 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:30,568 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:30,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-13 00:20:30,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,597 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,599 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-13 00:20:30,600 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 [2021-10-13 00:20:30,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,607 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:30,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:30,608 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:30,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,634 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,634 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-13 00:20:30,636 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 [2021-10-13 00:20:30,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,643 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:30,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:30,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:20:30,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,664 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,665 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-13 00:20:30,669 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 [2021-10-13 00:20:30,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,676 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:30,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:30,680 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:30,680 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:30,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-13 00:20:30,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,727 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-13 00:20:30,728 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 [2021-10-13 00:20:30,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,735 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 00:20:30,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 00:20:30,738 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:20:30,738 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:20:30,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-13 00:20:30,780 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-13 00:20:30,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,781 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-13 00:20:30,783 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 [2021-10-13 00:20:30,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,791 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,791 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 00:20:30,795 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 00:20:30,795 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 00:20:30,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,822 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,822 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-13 00:20:30,824 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 [2021-10-13 00:20:30,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,831 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,831 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 00:20:30,833 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:20:30,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-13 00:20:30,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,858 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-13 00:20:30,859 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 [2021-10-13 00:20:30,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,867 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,868 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 00:20:30,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:20:30,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,892 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,892 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-13 00:20:30,893 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 [2021-10-13 00:20:30,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:20:30,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,901 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 00:20:30,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:20:30,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:20:30,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:30,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:30,923 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:30,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:30,924 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:30,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-13 00:20:30,926 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 [2021-10-13 00:20:30,933 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:30,933 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:30,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:30,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:30,934 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 00:20:30,939 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 00:20:30,939 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 00:20:30,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:31,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-10-13 00:20:31,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:20:31,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:31,003 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:20:31,013 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 [2021-10-13 00:20:31,023 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 00:20:31,023 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 00:20:31,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:20:31,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:20:31,023 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 00:20:31,027 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 00:20:31,027 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 00:20:31,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-13 00:20:31,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:20:31,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:31,081 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-13 00:20:31,081 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L16true assume main_~y~0 > main_~x~0; 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-10-13 00:20:31,081 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-10-13 00:20:31,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:31,082 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2021-10-13 00:20:31,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:31,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669280649] [2021-10-13 00:20:31,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:31,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:31,089 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:20:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:31,094 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:20:31,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:31,095 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2021-10-13 00:20:31,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:31,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76837201] [2021-10-13 00:20:31,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:31,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:31,100 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:20:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:20:31,103 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:20:31,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:31,103 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2021-10-13 00:20:31,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:31,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688396027] [2021-10-13 00:20:31,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:31,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:31,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:31,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:31,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688396027] [2021-10-13 00:20:31,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688396027] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:20:31,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515785802] [2021-10-13 00:20:31,180 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-13 00:20:31,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:20:31,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:20:31,185 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:20:31,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2021-10-13 00:20:31,226 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-13 00:20:31,226 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 00:20:31,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:20:31,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:20:31,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:31,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [515785802] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:20:31,280 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 00:20:31,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-10-13 00:20:31,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393055167] [2021-10-13 00:20:31,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:31,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:20:31,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:20:31,331 INFO L87 Difference]: Start difference. First operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:20:31,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:31,357 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2021-10-13 00:20:31,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:20:31,359 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2021-10-13 00:20:31,360 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:20:31,363 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2021-10-13 00:20:31,364 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:20:31,364 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:20:31,364 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:20:31,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:20:31,365 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:20:31,365 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:20:31,365 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:20:31,365 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:20:31,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:20:31,365 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:20:31,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:20:31,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:20:31 BoogieIcfgContainer [2021-10-13 00:20:31,369 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:20:31,369 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:20:31,369 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:20:31,370 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:20:31,370 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:20:26" (3/4) ... [2021-10-13 00:20:31,373 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:20:31,373 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:20:31,374 INFO L168 Benchmark]: Toolchain (without parser) took 5832.86 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 52.4 MB in the beginning and 39.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:31,375 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 86.0 MB. Free memory was 61.9 MB in the beginning and 61.8 MB in the end (delta: 27.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:31,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.39 ms. Allocated memory is still 86.0 MB. Free memory was 52.2 MB in the beginning and 64.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:31,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.56 ms. Allocated memory is still 86.0 MB. Free memory was 64.4 MB in the beginning and 63.3 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:31,376 INFO L168 Benchmark]: Boogie Preprocessor took 20.26 ms. Allocated memory is still 86.0 MB. Free memory was 63.3 MB in the beginning and 62.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:31,376 INFO L168 Benchmark]: RCFGBuilder took 287.50 ms. Allocated memory is still 86.0 MB. Free memory was 62.3 MB in the beginning and 54.8 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:31,377 INFO L168 Benchmark]: BuchiAutomizer took 5165.86 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 54.8 MB in the beginning and 39.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 43.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:20:31,377 INFO L168 Benchmark]: Witness Printer took 3.62 ms. Allocated memory is still 111.1 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:20:31,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 86.0 MB. Free memory was 61.9 MB in the beginning and 61.8 MB in the end (delta: 27.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 313.39 ms. Allocated memory is still 86.0 MB. Free memory was 52.2 MB in the beginning and 64.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.56 ms. Allocated memory is still 86.0 MB. Free memory was 64.4 MB in the beginning and 63.3 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.26 ms. Allocated memory is still 86.0 MB. Free memory was 63.3 MB in the beginning and 62.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 287.50 ms. Allocated memory is still 86.0 MB. Free memory was 62.3 MB in the beginning and 54.8 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5165.86 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 54.8 MB in the beginning and 39.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 43.5 MB. Max. memory is 16.1 GB. * Witness Printer took 3.62 ms. Allocated memory is still 111.1 MB. Free memory is still 39.3 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 (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 7 SDslu, 6 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.7ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:20:31,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2021-10-13 00:20:31,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b288dc7d-0fda-4541-a9d8-b8ca9c1e2779/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...